Intro week Flashcards
What type of consent for blood transfusion
verbal informed consent
Which transfusion can kill
ABO incompatible transfusions
What type of antibody is anti-A and anti-B
IgM
What happens in an ABO incompatible transfusion
Complelement activation results in lysis of antibody coated red cells. Causing haemolysis, shock and organ failure.
How do you prevent ABO transfusion
2 independent checks are required. Taking the group and save sample is the step that involves the greatest risks.
Measures implemented to reduce the risks associated with taking the G and S
2 independent G and S samples are required before blood is issued. Taken by different people at different time
Steps for taking a blood sample
Complete all requests Take all equipment Identify patient using document, verbal, wristband Label samples at bedside Handwrite samples
Absolute emergency blood
Emergency O negative red cells
Main cause of morbidity in transfusion and how its prevented
Transfusion associated circulatory overload
Avoided by limiting number of bags of authorised at the same time
Reviewing patients
Use diuretics
TACO checklist for transfusion
Heart failure LV dysfunction Diuretic Pulmonary oedema Resp symptoms Positive fluid balance
Who is at risk of fluid overload
Low weight. Everyone needs weighing
What are the 4 things of blood you can give
Red cells
Platelets
FFP
Cryoprecipitate
TACO symptomns
Dyspnoea Wheezing Tightness Cough Cyanosis Tachypnoea Raised JVP Peripheral and pulmonary oedema Biltateral infiltrates on chest x ray
How to avoid TACO
Give diuretics
Transfuse single units of red cells
How to treat TACO
Diuretic
Morphine
Nitrate
What does TACO stand for
Transfusion Associated Circulatory Overload
What is generic prescribing
Once a drug is off patent, generic prescribing is more cost effective as does not use brand names
Who has legal responsibility for the prescription
Whoever signs it
Which sizings do you write out and which do you abbreviate
Write out micrograms and nanograms
Types of prescribing
Acute prescriptions
Repeat prescriptions
Medication reviews
Fever Pain score
Fever Purulence Attend within 3 days Inflamed tonsils No cough or coryza symptoms
What antibiotic for tonsilitis
Phenoxymethylpenicillin for 10 days
How do you structure a prescription
Drug
Size of tablets (preparation)
Dose
Supply
Pen allergic tonsilitis treatment
Clarithromycin
How do you structure a controlled prescription
Name and form
Strength and dose
Total quanitity numbers (words)
How long do you prescribe for on a controlled presciption
A month
If its a dynamic/ new situation how long would you give for on a prescription
2 weeks
Measure of renal function used when prescribing DOACs
Creatinine clearance
Medication review questions
Indication
Monitoring up to date
Contraindications
Review suitability in context of patients current condition
Anticholinergic side effects
Arrythmias Blurred vision Confusion Constipation Dry eyes Dry mouth Postural hypotension Urinary retention ?Dementia
Medical generalist definition
Doctors prepared to deal with any problem presenting to them, unrestricted by particular body systems and including problems with psychological or social causes as well as physical ones
Why are medical generalists needed
Ageing population Comorbidities Medical advances Health inequalities Patient expectations
Expert generalist principles
Managing complexity and uncertainty
Person centred care
Shared decision making
Three components of a good doctor according to GMC
Skills, Knowledge, Attitudes
Two types of decisions doctor make
Diagnostic decisions
Treatment decisions
Whats bounded rationality
Concept that we work under constraints of limited information that we have a limited intellectual capacity and that we have a limited amount of time to make the decision
Biases which affect decision making
Affective state of clinician Health of doctor Workload Time of day Knowledge Clinical familiarity Tiredness
What makes a safe and legal prescription
Date Idenitifiers Name of drug Formulation Dose Administration Legible etc.
ASA status 1
Normal healthy patient
ASA status 6
Declared brain dead, organ retrieval
ASA status 2
Patient with mild systemic disease
ASA status 3
Patient with severe systemic disease
ASA status 5
Moribund patient, not expected to survive over 24 hours with/without surgery
ASA status 4
Severe systemic disease, constant threat to life
When do you add E to the ASA status
When it is an emergency
Why does surgery require muscle relaxation
For opening and closing the abdomen
What is surgical preoptimisation
HDU or POSU Invasive BP monitoring Urinary catheter Central venous access Inotropic support Cardiac output monitoring Broad aim is to maximum oxygen delivery perioperatively to supranormal levels
What is something that can be done for surgery preparation before surgical preoptimisation
Surgery school or Fit-4-Surgery. Where you improve lifestyle factors and improves long term outcomes
Preoperative measures
Oxygen
Fluids
Drugs
Types of premedication
Analgesia
Sedatives
Antiemetics
Antacids
Drugs omitted before elective
ACE and ARB
DOACs
Anti TNF (2 weeks)
Platelet inhibitors
How long should you have without aspirin before surgery
10 days
How long should you have without ACE and ARB before surgery
72 hours
Which NSAIDs are still used through surgery (COX2Inhibitor)
Parecoxib (as can be used IV)
Gastric effects of NSAIDs
Peptic ulceration. Prophylaxis with omeprazole/misoprostol.
Coagulation effects of NSAIDs
Reduced production of thromboxane (COX2-i)
Increased bleeding time
Respiratory effects of NSAIDs
Asprin sensitive asthmatics
Renal effects of NSAIDs
Renal failure, fluid retention and hyperkalaemia
As prostaglandin release
Who should you avoid NSAIDs in
Renal
Hyperkalaemia
Hypovoloemia
…..
Intraoperative measures
Oxygen Fluid Blood Antibiotics Anaesthesia Analgesia Muscle relaxation
Why shouldnt you give desflurane
Bad for the ozone
Whats the alternative to desflurane
Sevoflurane
What are desflurane and sevoflurane
Inhalational analgesia
Which IV analgesia is still used
Propofol
What is an alternative IV analgesia, other than Propofol
Ketamine
What are the two types of muscle relaxations
Depolarising and non depolarising
How do muscle relaxants work
mimic acetylcholine
Suxamethonium
Depolarising muscle relaxant
What is good about suxamethonium
Very rapidly acting
Non depolarising muscle relaxant
Rocuronium and atracurium
How do non depolarising muscle relaxants work
Competitive and therefore takes longer to work
What reverses neuromuscular block and muscle relaxants
Sugammadex
How does sugammadex work
Encapsulations relaxants and reverses
Post operative durgs
Analgesia
Blood products
Etc
Regional analgesia
Regional blocks: TAP blocks
Epidural
In COPD which analgesia would be preferred
Epidural
What has changed about the trauma stats
Has gone from young men in RTC to older patients with falls
Trauma PRIMARY SURVEY (different to critically ill)
C= control catastrophic haemorrhage A=airway with C spine protection B= breathing with ventilation C= circulation with haemorrhage control D= disability: neurological status E= exposure/environment
What is the acronym for trauma primary survey
C ABCDE
Initial assessment of trauma components
Preparation, triage, primary survey, resuscitation, adjuncts to primary survey
What happens after the primary trauma curvey
Next destination, definitive care, scans, surgery.
Secondary survey- life limiting
Tertiary survey- life changing (smaller things)
Types of trauma
Blunt injury (RTC, falls, assault) Sharp injury
RTC injuries
Cervical spine injury
Blunt thoracic and cardiac injury
Hollow viscus perforation
Pelvic, acetabular an dfemur injuries
Common motorcycle injuries
Pelvis
Everything
Assault injuries
Head injuries
Beware stamp to abdomen/ chest
How do stab wounds resemble
Follows track of the knife better outcomes
Gunshot wounds
Depends on bullets and kinetics
Bullet can tumble, cause displacement of tissues
Sports injuries
Splenic and renal injury in rugby
Open fractures motorcross
Fighting football
Primary injury in blast injury
Blast wave disrupts gas filled structures
Secondary injury in blast injury
Impact airborne debris (shrapnel)
Tertiary injury in blast injury
Trasmission of body (you are thrown)
Quarternary injury in blast injury
All other structures
Common preventable trauma deaths
Bleeding
Multiple organ dysfunction
Cardiorespiratory arrest
Trauma treatment key aims
Stop bleeding
Prevent hypoxia
Prevent acidaemia
Avoid traumatic cardiac arrest or treat
What pneumonic is used for handover in trauma
ATMIST
What does ATMIST stand for
Age Time of incident Mechanism of injury Injuries found Signs (observations) Treatments
What tool is used to decide which hospital a patient goes to for trauma car
Yorkshire Major Trauma Triage tool
what is important when doing CABCDE
Do everything at once
Where are catastrophic trauma
Femoral
Axillary
Neck
Catstrophic bleeding treatment
Clear any clots Direct pressure More direct pressure Indirect pressure Tourniquet Haeomstatic agents (ceelox)
How to apply tourniquet
Open band fully and place around limb, 2 to 3 inches above bleeding source. Twist rod until bleeding stops. Ensure bleeding stopped and no distal pulse.
If hasnt worked, add another tourniquet above
According to NICE what is the expected time frame for securing an airway in major trauma
45 minutes
Intubation absolute indications
Inability to maintain and protect own airway
Inability to maintain adequate oxygenation with less invasive manouevres
Inability to maintain normocapnia
Significant facial injuries
Detiorating conscious level
Seizures
Early tracheal intubation should be considered in the presence of
hypoxaemia or hypercapnia
Deep facial burns
Full thickness neck burns
Relative indications for intubation
Haemorrhagic shock
Agitated patient
Multiple painful injuries
Transfer to other area of the hospital
Airway and c spine management
Immobilise C spine
Give oxygen
Access airway (look, listen, feel)
Proceed to RSI/ intubation if indicated
Life threatening chest injuries ATOM FC
Airway obstruction or disruption Tension pneumothorax Open pneumothorax Massive haemothorax Flail chest Cardiac tamponade
Tension pneumothorax signs
Diminished breath sounsd Hyperesonance Distended neck veins Deviated trachea hypoxia Tachycardia Hypotension
What is the presentation of a tension pneuomthoarx
Air hungry, agitated
Hypoxia
Hypotensive
Tachycardic
Tension pneumothorax treatment
Needle thoracocentesis 2nd intercostal space midclavicular line
Massive haemothorax
Defined as over 1500mL blood
Reduced air sounds, hypo-resonant
Obtain IV access prior to decompression
Consider urgent thoractomy
Define open pneumothorax
Wound to chest wall communicating with pleural cavity
Open pneumothorax
More than 2/3 aperture of trachea
Air moves down pressure gradient into pleural space
Wound seals on expiration
Three sided occlusive dressing is the treatment
Flail chest
Fracture of 2 or more ribs broken in 2 or more places
Floating section ribs
Moves paradoxically during respiration
Ventilatory failure
What are the signs of cardiac tamponade
Becks Triad
- hypotension
- diminished heart sounds
- distended neck veins
Treatment for cardiac tamponade
Thoracotomy incise pericardium
Secondary survey injurieis
Simple pneumothorax Aortic injuries Diaphragmatic injuries Fractured ribs Lung contusion Cardiac contusion
abdo bledding
Blunt force trauma Signs can be subtle Liver, spleen, retroperitoneal injuries Perforation hollow viscus CT in all but the most unstable patient
Indications for emergency laparotomy
Peritonism
Radiological evidence free air
GI haemorrhage
Resistant haemodynamic instability
What is a long bone
Bone that is longer than it is wide
Clinically important long bones
Femur
Humerus
Tibia
How do you treat circulation in trauma
Permissive hypotension. Aim for MAP 50
Why shouldnt you just pump them back full of fluid
Crystalloid doesnt carry oxygen
They will get hyperchloraemic acidosis
Indications for fluid administration in trauma
Systolic under 90
Heart rate over 130
Reduced conscious level
Obvious massive ongoing blood loss
How to stop the bleeding
See catastrophic haemorrhage Pelvic binder Splint long bones Permissive hypotension Tranexamix acid Emergent damage control surgery Interventional radiology Limit crystalloid
Neuro primary survey
AVPU
Pupillary size and response
Motor score of GCSE most predictive outcome
Sensory level if able
What is the primary injury
The incident
What is the secondary injury
Hypoxic injury/ hypoperfusion
What is cerebral perfusion pressure
mean arterial pressure - intracranial pressure
What is CPP
Cerebral perfusion pressure
Cushings triad in the presence of raised ICP
Hypertension
Bradycardia
Irregular breathing pattern
Head injury important things
Prevent secondary brain injury
Secure airway
Maintain normal ICP, glucose, oxygen and CO2
E assessment
Look for obvious limb threatening injuries
Keep patient war
Consider few bedside tests
How are elderly trauma patients different
Comorbidities
Respiratory differences in elederly
Respiratory muscle weakness Kyphosis thoracic spine Chest wall rigidity Imparied central response to hypoxia Reduced alvelolar gas exchange surface area
Cardiac output
CO=SVxHR
Stroke volume is a product of preload, afterload and contractility
Cardiac differences in elderly
Total body water declines with age Peripheral vasculature becomes rigid and non compliant Myocardium replaced by fat and collagen Autonomic and baroreceptor dysfunction Atrial pacemaker atrophy
What are the cardiac responses to small changes in elderly
Bigger changes to smaller stimuli as systems bad
Normal elderly blood pressure
150
Low blood pressure in elderly
Hypotensive is under 110
Elderly drugs that arent good for emergencies
Sedatives Anti HTN opiates Steroids NSAIDs Beta blockers Anticoagulants
Spine injuries how do they differ in elderly people
Different normal posture
Worse prognosis and mortality
Why are internal organ damage from external forces more common in the elderly
Protective cage (ribs) are week
Why does it seem like lots of people have UTI when old
Sterile bacteriuria much more common
Diagnostic criteria for UTI in elderly
New urinary symptoms or Fever with change in urinary character or haematuria or loin tenderness
Why is abuse common in elderly
Averbal
Dependent
vulnerable
Elder abuse definition
A single or repeated act or lack of appropriate action occurring within any relationship where there is an expectation of trust which causes harm or distress to an older person
Why wouldnt you an MRI of a trauma patient
Takes 30 mins and you cant do anything when theyre in
FAST scan
Foccussed assessment with sonography in trauma
Pericardium, RUQ, LUQ, bladder
Looking for free fluid
But can only see more than 250ml and cant see retroperitoneal
Do you normally FAST scan or CT scan
Always CT unless too many patients
If you cant see lung markings and its dark whats going on on x ray
Pneumothorax
What is surgical emphysema
Air within the soft tissues
What causes a flat line on a chest xray
Fluid level
What is flail chest normally associated with
Pulmonary contusion (brusiing) Pneumothorax or haemothorax
Widened mediastinum treatment
CT angio and transfer
Do you ever get just one pelvic fracture
No normally get two fractures as its a disk
What fracture is caused by AP compression to the pelvis
Open book fracture
Vertical shear force to the pelvis causes what fracture
Malgaigne or bucket handle fracture
Lateral compression causes what fracture
Lateral compression frature
What are the three C spine views
Lateral
Anterior posterior
Odonotoid peg
Whatre the 4 lines in the spine
Anterior vertebral line (straight)
Posterior vertebral line (straight)
Spino laminar line (straight)
Posterior spinous line (curved)
C1 fracture
Jefferson fracture
C2 fracture
Hangman fracture
Hyperextension flexure C345
Flexion teardrop fracture
Burst fracture
Dived into a swimming pool
Why does blood go dark then grey on CT
Acute and then when chronic and becomes fibrinated and changes colour
Subarachnoid bleed
Space between arachnoid and pia mater. Can cause hydrocephalus, midline shift and raised intracranial pressure
Subdural haematoma
Blood in space between the dura and arachnoid mater
Caused by traumatic tear to bridging veins
Crescent shaped
Crosses sutures
Extradural haemorrhage
Outer layer of dura and inner surface of skull. Biconvex.
Middle meningeal artery
When is CT indicated
Haemodynamically instable
Mechanism of injury
Findings on Fast
Obvious severe injury
VQ mismatch causes
Pneumonia Heart failure COPD Asthma Lying down Post Operative
Respiratory failure definition
pO2 less than 8
Normal partial pressure of oxygen
13
Normal partial pressure of carbon dioxide
5
Type 1 respiratory failure
Oxygen delivery is impaired. Breathe harder. Lower partial pressure of oxygen. Failure of ventilation but not oxygenation
If you breathe hard what happens to partial pressure of carbon dioxide
Partial pressure of carbon dioxide falls and then after you tire it goes back up
Type 2 respiratory failure
Obesity hypoventilation syndrome and COPD.
Ventilation and perfusion are both impaired
What is high CO2 a sign of
Poor ventilation
What is the CO2 in Type 2 respiratory failure
High
What is the CO2 in Type 1 respiratory failure
Low/normal
Non invasive ventilation what can it be used for
Increasing expiratory pressure to prevent collapse of alveoli
When does gas exchange take place
During expiration
If you have a low oxygen and VQ mismatch what do you need
Expiratory positive airway pressure
If you have inadequate ventilation what do you need
Inspiratory positive airway pressuer
What is BIPAP made up of
Expiratory and inspiratory positive airway pressure
What is EPAP alone known as
CPAP
Type 1 respiratory failure (oxygen only problem) ventilation
BIPAP
Type 2 respiratory failure (oxygen and carbon dioxide problem) ventilation
CPAP)
When not to use Non Invasive Ventilation
Asthma (as gas trapping)
PTX
Agitation
Airway loss
Stage 1 AKI
Creatinine 1.5x baseline
Urine output less than 0.5ml/kg/hr for more than 6 hours
Stage 2 AKI
2x baseline creatinine
Urine output less than 0.5ml/kg/hr for more than 12 hours
Stage 3 AKI
3x baseline creatinine
Anuric 12 hours
Renal replacement therapy
urine output less than 0.3ml/kg/hr
Pre renal AKI causes
Sepsis shock
Pressure optimisation
Renal AKI causes
Toxins
Post renal AKI causes
Obstruction
3 causes of shock which cause AKI
Hypovolaemic shock
Septic shock (leaky capillaries)
Cardiogenic shock
Treatment of hypovolaemic or septic shock
Fluid
How does pre renal failure affect ultrafiltration
K+ and H+ ions dont leave blood at the glomerulus causing acidosis and hyperkalaemia
How does septic shock affect the tubules
Acute tubular necrosis occurs
which toxin can cause acute interstitial nephritis
NSAIDs
Which drugs cause tubular toxicity
CT contrast
Gentimicin
At the tubule whats happening to sodium
Moving into blood
At the tubule whats happening to potassium and hydrogen ions
Absorbed into tubule
How to treat the renal failure caused by a toxin
Stop the toxin
Causes of obstruction post renal
Stones and cancer
What is a CVVH machine
Renal replacement therapy on intensive care unit. Put heparin or citrate in to prevent clots.
Which drug predisposes you to renal failure
Linsopril (any ace inhibitor)
What causes pain worse than giving birth
Ureteric stone
Gall stone
What investigation for a ureteric stone
CT
Is renal or respiratory correct of pH balances quicker
Resp takes hours, renal takes days
What does pO2 tell you on blood gas
respiratory failure?
What does pCO2 tell you on blood gas?
type 2 failure? respiratory acidosis or alkalosis
What does base excess tell you
Metabolic acidosis or alkalosis
What does pH tell you on blood gas
Compensated or decompensated
What can cause a metabolic acidosis and respiratory alkalosis that cancels out
aspirin overdose
If you have chronic respiratory acidosis
You get a chronically high HCO3 but normalish base excess.
Kidney retains bicarb
Define sepsis
A life threatening organ dysfunction caused by a dysregulated host response to infection
Indications of organ dysfunction
Hypotension Hypoperfusion (high lactate) Hypoxia Oliguria Creatine high Low platelets, high INR, high aPPT
What is septic shock
Sepsis and hypotension unresponsive to fluid
What SHEWS score should require a sepsis screen
SHEWS over 3
BUFALO, sepsis 6
Blood cultures Urine output hoursly Fluid challenge IV Antibiotics broad spetrum Lactate serum level Oxygen high flow
Causes of coma
Seizure, infection, sol, cva Low cardio output state Hypoxia, hypercapnia, CO poisoning Uraemia, hepatic encephalopathy, hypoglycaemia, hypo or hypernatraemia, hypothyroidism, hypothermia Opiates, benzos, tricyclics and alcohol
AVPU
Alert
Voice
pain
unresponsive (despite painful stimuli)
GCS what order and whats it out of
EVM
456
Eyes GCS
4spontaneous
3speech
2pressure
1none
Verbal GCS
5orientated 4confused 3inappropriate words 2incomprehensible sounds 1none
Motor GCS
6obeys commands 5localises 4normal flexion to pain 3abnormal flexion to pain 2extension to pain 1none
What is normal flexion to pain
Hand goes above clavicle
What is abnormal flexion to pain
Slow and bunny rabbit like flexion, below clavicle
AVPU in GCS
15, 12, 8, under 8
Whatre you looking for on neuro exam
Tone Power Reflexes Coordination Sensation Cranial nerves
Head injury, what scan
CT head and C spine
Neuro emergency, how often neuro obs
At least every half hour
Indications for intubation
Failure to maintain airway Insecure aiway (low GCS) Poor ventilation Impending herniation (coning)
Why do you get 3rd nerve palsy in coning
Compression of occulomotor nerve
Cushings reflex
High ICP leads to ischaemia of vasomotor centre which causes hypertension and bradycardic
What does CPP =
MAP-ICP
How to minimise Intracranial pressure
Dehydration (mannitol), hypertonic saline
Reduction of cerebral blood volume
-head up 30 degrees
-hypercabia and hypoxia
What happens when arterial PCO2 rises to cerebral blood flow
Increases a lot
Instrumental values
Gain value over time
Right to die
Can refuse life saving treatment
Right to be killed
People who physiologically cant kill themselves require help
Paracetamol cautions
Liver impairment Severe cachexia (less than 50kg= max 500mg QDS)
NSAIDs cautions
Renal impairment and platelet count
CI: GI bleed or ulcer history, asthma
Concurrent medications: warfarin, digoxin, steroids
Weak opioids
Codeine
Dihydrocodeine
Tramadol
Simple analgesia
Paracetamol and NSAIDs
Problem with weak opiods
Ceiling effect of analgesia. So if not effective, replace with a strong opioid rather than add to weak opiods
Strong opioids
Morphine Diamorphine Fentanyl Oxycodone Buprenorphine
Specialist palliative care opioids
Hydromorphone
Alfentanil
Methadone
Ketamine
What to consider before starting a strong opioid
Previous opioid experience Previous side effects Age and frailty Comorbidities Renal function Patient concerns Will they take them as prescribed Are they driving
Opioids and driving
Dont drive whilst changing. If safe and steady then can drive
How many g of codeine = 1g of morphine
10
Max codeine converted into morphine
240mg codeine= 24mg morphine= 10mg BD
What can you use to translate opioid doses
Opioid conversion chart
Define background pain
Pain at rest, ongoing pain
Define breakthrough pain
Transient exacerbation. Can be predictable such as movement or unpredictable.
What is modified release morphine
For background pain. Lasts 12 hours. MST or Zomorph
What is immediate release morphine
For breakthrough pain. Oramorph
Is oxycodone or morphine stronger
Oxycodone is twice as potent
How to prescribe opioids
Always start low
Titrate dose according to pain and PRN usage
Be ready for side effects
What should you also prescribe for opioid side effects
PRN antiemetic: Haloperidol
Stimulant Laxative
Common opioid side effects
Constipation
Nausea
Sedation
Dry mouth
Less frequent opioid side effects
Psychomimetic effects
Confusion
Myoclonus
Rare opioid side effects
Allergy
Respiratory depression
Pruritis
When should you give fentanyl or buprenorphine patches
For stable opioid responsive pain.
Indications for buprenorphine patches
Intolerable side effects
Oral route difficulties
Renal impairment
How long does it take for buprenorphine patches to work
1-3 days
What to be cautious of with opioid patches
Hairless, dry, non inflamed
Avoid heat as increases rate of absorption
Adhered fully
Should you use fentanyl as a first strong opioid
Never! its too strong
Antidepressants as analgesics
Amitryptilline, duloxetine
What are used for neuropathic pain
Antidepressants, anti epileptics
Are injectable or oral doses stronger
Injectable are twice as strong
Renal impairment and opioids
Fentanyl buprenorphine more renal friendly
Reduce dose or frequency
What to make sure is on an opioid prescription
Minimum interval Max in 24 hours Always check allergy status Separate prescription for PO vs SC Is it modified release or immediate release
General medical palliative emergencies
Fits Cardiac arrest DKA Anaphylaxis Opioid overdose
More common palliative care emergencies
Neutropenic sepsis Superior vena cava obstruction Stridor Malignant hypercalcaemia Metastatic spinal cord compression Opioid overdose Massive Haemorrhage
Neutropenic sepsis, who gets it
Following chemotherapy
Bone marrow infiltration causing pancytopenia
Haematology patients
Neutropenic sepsis signs and symptoms
High temperature
Clinical infection
How is neutropenic sepsis diagnosed
Pyrexia over 38 degrees
Signs of sepsis
Low neutrophil count
Neutropenic sepsis treatment
IV access Broad spectrum antibiotics Close observation Fluid resus Investigations
Superior vena cava obstruction who gets it
Lung cancer tumour, involving the right upper lobe or mediastinum
SVC obstruction symptoms
Facial swelling
Conjunctival and arm oedema
Breathlessness
Distended veins in chest
SVC obstruction investigations
CT chest
Treatment of SVC obstruction
Dexamethasone 16mg OD (for tumour oedema)
Consider anticoagulation
Stenting
Radiotherapy
Stridor define
Noisy harsh inspiratory sounds (turbulent air flow)
Stridor who gets it
Head and neck tumours
Lung and upper GI tumours
Signs and symptoms of stridor
Noisy breathing on inspiration
Harsh breath sounds
Breathlessness
Diagnsois of stridor
ENT endoscope
Upper airway imaging
Clinically
How is stridor managed
Oxygen Dexamethason 16mg OD Tracheostomy Stenting Radiotherapy
Who gets malignant hypercalcaemia
Bone cancer mets Breast Lung Kidney Thyroid Prostrate
Signs and symptoms of malignant hypercalcaemia
acute
-thirst, confusion, constipation, global detioration
Chronic
-depression, abdominal pain, constipation, calculi
Diagnosis of malignant hypercalcaemia
Correct calcium blood test
Malignant hypercalcaemia treatment
IV fluids most important
IV bisphosphonates
Denosumab
Massive haemorrhage who gets it
Head and neck cancer
Lung or GI cancer with history of bleeding
Herald bleed (bleed settled)
Signs and symptoms of massive haemorrhage
Sudden large volume blood
Rapidly loses consciousness
Massive haemorrhage management
Stop anticoagulation
Dependent on ceiling of care
Palliative massive haemorrhage treatment
Dark towels
Remain with them
Midazolam
Opioid overdose, who gets it
Patient on strong opioids
Sudden improvement in condition or pain
Opioid overdose symptoms
Reduced conscious level Reduced respiratory rate Myoclonic jerks Pinpoint pupils Confusion Hallucinations
Opioid overdose treatment
Naloxone -400mcg stat in emergency -smaller amounts in palliative Close observations Dose reduction
What is half life of methadone
Long and variable
What is half life of naloxone
Short
Palliative opioid overdose
They get varying pain and respiratory rate so dont bother giving nalaxone
Metastatic spinal cord compression
Bone mets in spine.
Metastatic spinal cord compression investigation
MRI
Metastatic spinal cord compression treatment
Dexamethasone
Surgery
Metastatic spinal cord compression symptoms
Neurological symptoms at and below that level
Paraesthesia and weakness
Change in bowel and bladder
Approaching end of life definition
Advanced
Progressive
Incurable conditions
Likely to die within 12 months
Approaching end of life caer
Optimise symptoms and quality of life
Plan for the future and ongoing decline
Communicating your assessment to the patient
Advanced care planning
Discussion with patients and those important to them about their wishes and thoughts for the futures. Ensure Quality of Life is preserved
Formal advance care planning
What they want to happen
What they dont want to happen
Who will speak for them
What they want to happen document
Advanced statement of wishes
What they dont want to happen document
Advance decision to refuse treatment
Who will speak for them document
Lasting power of attorney for health and welfare
DNACPR
CPR is a medical treatment and therefore decision
Unethical to offer futile medical treatments
Signs and symptoms of dying
Oral intake
Respiratory effort
Conscious levels
Observations
Stages of dying
Disease relentless Change underway Recovery less likely Dying begins Actively dying
Recognising dying outlook
Anyone on team may recognise
Senior clinician needs to be involved to assess the reversibility
Recognising dying
Recent change Organ failure Function decline Treatment ineffective Anyone recognised dying
Signs of dying
Weight loss and appetite Fatigue and sleeping Detiorating mobility Social withdrawal Changes in consciousness Struggling with medications Detiorating ADLs Pulse strength, change in colour, mottled skin Respiratory changes: noisy secretions, laboured breathing, cheyne stokes resp
Five prioirties of care of the dying
Communication Involved People important to the dying person Individual compassion Recognised dying
What is something important to do when communicating about dying
Document it
How to communicate about dying
Be specific and best recommendating
Use SBAR
Recommend ceilings of care and specific planning
Symptom control in dying person
Daily reviews still
Keep listening and talking, meeting families
Preemptive prescribing for key symptoms
5 key symptoms of dying
Pain Breathlessness Respiratory secretions Nausea/ vomiting Distress/ agitation
Preemptive medications
Subcut injections or syringe driver Morphine (pain and breathlessness) Buscopan (secretions) Midazolam (agitation) Haloperidol (nausea)
Preemptive for pain
Morphine hourly
Preemptive for breathlessness
Morphine hourly
Preemptive for secretions
Buscopan hourly
Preemptive for agitation
Midazolam
Preemptive for nausea
Haloperidol
Non pharmacological treatment of breathelssness
Sit up
Open window
Nutrition and hydration
Reduced intake is normal
Fundamental and instinctive nurturing act
Cultural, faith and ethical
Nutrition and hydration things to do
Mouth care to prevent feeling of thirst
Support oral food enjoyment
Regularly review symptoms
Bereavement help
Good communication
Discuss events following death
Following bereavement support
Counselling through GP referral
Immediate treatment for hyponatraemia
3.0% normal saline 150ml bolus over 20 mins
What can be a consequence of over quickly treatment of hyponatraemia
Osmotic demyelination when water rushes out.
Max raising of sodium in a day
10mmol
Hyponatraemia endocrine causes
Adrenal insufficiency
Weight loss and hyponatraemia
Adrenal insufficiency, addisonian crisis
How do cortisol and TSH interact
Cortisol inhibits TSH. So adrenal insufficiency can present as hypothyroid
Fluid overloaded hyponatraemia causes
Low urine sodium
Congestive cardiac failure
Nephrotic syndrome
Cirrhosis and liver failure
Causes of normovolaemic hyponatraemia
SIADH
Causes of dehydrated hyponatraemia
Vomiting and diarrhoea
Burns
Pancreatitis
Fluid overloaded or normovolaemic hyponatraemia treatment
Fluid restriction
750-1000ml/24hrs
Dehydrated hyponatraemia treatment
Saline replacement
What drugs can cause high urine sodium
Diuretics
Addisons
Cerebral salt wasting
Salt wasting nephropathy
What causes SIADH
Tumours
Respiratory
Drugs
CNS
How do you treat adrenal insufficiency
Saline replacement and hydrocortisone
How much hydrocortisone do you give to treat adrenal insufficiency
100mg IV/IM
When do you do a short synacthen test
Testing for addisons
If ACTH is high but cortisol is low what does this suggest
A primary problem as the adrenal is not responding to the high ACTH levels
Primary causes of adrenal insufficiency
Adrenalitis Haemorrhage Infiltration Bilaterla adrenalectomy Drugs Inhertied causes
Secondary causes of adrenal insufficiency
Pituitary/hypothalamic
Long term glucocorticoid usage
Whats the treatment for phaechromocytoma
Alpha blocker
What is pituitary apoplexy
Infarction/ haemorrhage into tumour
Causes of hypercalcaemia
Primary hyperparathyroidism Malignancy Lithium Thyrotoxicosis High vit d
3 roles of the liver
Synthesis
Detoxification
Storage
What does the liver synthesise
Protein
Clotting factors
Bile
Glycogen
What does the liver detoxify
alcohol
Drugs
Ammonia
Bilirubin
What does the liver store
Energy
Vitamins
Minerals
Define ALF
Complex multisystemic illness which occurs after an insult to the liver.
What are the five requirements for ALF
Jaundice Coagulopathy Hepatic encephalopathy Absence of chronic liver Within 12 weeks
Hyper acute ALF defintion
Jaundice to encephalopathy within 7 days. Best prognosis
Acute ALF definition
Jaundice to encephalopathy within 8-28 days
Sub acute ALF definition
Jaundice to encephalopathy in 29days- 12 weeks (worse diagnosis)
Most common cause of ALF in the UK
Paracetamol
Most common cause of ALF in developing countries
Viral hepatitis
Drugs which cause ALF
Paracetamol Rifampicin NSAIDs Sodium Valproate Carbamazepine Ectasy
Which hepatitis’ are viral
A, E and B
Rare causes of ALF
Ischaemic hepatitis AI hepatitis Wilsons Fatty liver of pregnancy Budd Chairi Amanita phalloides mushrooms
Causes of hyperacute ALF
Paracetamol
Drugs
Viral hepatitis
Causes of acute hepatitis
Viral hepatitis
Ischaemic hepatitis
Causes of subacute hepatitis
Seronegative hepatitis
Autoimmune hepatitis
What are the three aspects of palliative care
Physical
Psychological
Spiritual
Define palliative care
An approach which improves the quality of life of patients and their families facing problems associated with life threatening illness, through the prevention and relief of suffering by means of early identification and impeccable assessment and treatment of pain and other problems
Steps of palliative care
Supportive care then end of life care then terminal care then bereavement support
Main specialties treated by palliated care
Oncological Neurological Respiratory Cardiac Renal Vascular
Focus of palliative care
Patient centred goal, needs realism, honesty, hope, enablement approach
Hospice MDT
Nursing AHP Chaplain Psychocologist Physio Social Worker Well being therapy Doctor
Symptoms of cancer
Fatigue and weakness Pain Appetite, nausea and bowel problems Breathing problems Sexuality and intimacy issues Problems with body image
Side effects of cancer treatment
All cancer symptoms
fatigue, weakness, pain, GI, breathing, sexual
Common causes of nausea and vomiting in palliative patients
Morphine
Constipation
Hypercalcaemia
Chemotherapy
3Bs of nausea causes
Bowels
Brain
Biochemical
Bowel causes of nausea
Mucositis, constipation, infection, gastric stasis, bowel obstruction
Brain causes of nausea
Raised intracranial pressure
Breast cancer mets
Biochemical causes of nausea
Medications, hypercalcaemia, hypomagnesaemia, uraemia, infection
Antiemetic for bowel cause
Odansetron
Metoclopramide
Antiemetic for biochemical cause
Levomeopromazine
Haloperidol
Antiemetic for brain cause
Cyclizine
Prochlorperazine
How do metoclopramide and haloperidol work as antiemetics
D2 antagonist
How does ondansetron work as an antiemetic
Serotonin antagonist
How does cyclizine work as an antiemetic
H1 antagonist
Name 4 supportive measures
IV fluids Lidnocaine mouthwash Antacid Lansoprazole fast tab Nutrition supplement drinks
What to do if someone cant reliably take oral antiemetics
Syringe driver or IV