Passmed Qs we get wrong Flashcards
Eczema Herpticum vs Chickenpox
Eczema herpeticum typically spreads and crusts within days whilst Chickenpox has a slower onset
Vitreous Haemorrhage vs Retinal detachment symptom wise
Vitreous Haemorrhages cause your central vision field to get worse on LYING DOWN
Retinal Detachment is peripheral vision first and then central vision loss
Management of toxoplasmosis gondii
Pyrimethamine + Sulphadiazine
First line management of Rosacea
Topical ivermectin
What dose of rectal diazepam is given in the vent of a seizure
10mg
Management of pityriasis rosacea
Supportive only
What condition predisposes oligohydramnios
Pre-eclampsia
Management of scarlet fever
10 days of oral penicillin or azithromycin
What is chushing;s triad (raised ICP signs)
Widened pulse pressure
Respiratory changes
Bradycardia
First line management of syphillis
IM Benazthine Penicillin
Management of an inguinal hernia in a newborn
IMMEDIATE surgery
Onset of alcohol withdrawal
72 hours
What is retinopathy of prematurity
<32 weeks
Giving them oxygen can cause neovascularisation and bilateral LOSS of red reflex
Complication of diverticulitis in women
Colonvesical fistuals (posing through the vagina)
Characteristic sign of meniscal tears
Locking of the knee
What paCO2 level indicates the need for non invasive ventilation in cold exacerbation
If over 6 and medical management is not working
How long does CRP stay elevated in the body after an infection
48 Horus
Is a CT head in a head injury done with contrast or without
Without contrast
What two types of cancers can acanthosis nigricans
gastric
pancreatic
What medication causes ventricular tachycardia
Verapamil
What is a characteristic effect of MAO B inhibitors
Tyramine cheese reaction - causes hypertensive crisis
Management of complete heart block and Mobitz type II block
Causes bradycardia/asystole
Transvenous pacing
Symptoms of an acetabular labral tear
Hip/groin pain and snapping sensation
Can weight bear
What part of the lungs does extrinsic allergic alevolitis
Uppper zone fibrosis
Management of extrinsic allergic alveolitis
Stop triggers
Spirometry results in extrinsic allergic alveolitis
FVC reduced
FEV1 normal
FEV1/FVC > 80%
What medication must be stopped when clarithromycin is started
Statins
Indications for sttarting orlistat
BMI > 30
How long is orlistat given for
1 year
4 features of HSP
- Palpable rash
- Asymmetrical oligoarthritis
- Abdo pain
- Renal dailure
How is adrenaline given in asystole
IV
Symptoms specific to cubital tunnel syndrome
Symptoms worsen when elbow is resting on a firm surface or flexed for a long time
Management of lidocaine toxicity
IV 20% Lipid imulsion
Management of GI syjmptoms in metformin
Switch to modified release metformin
What happens to the size of the kidneys in Diabetic nephropathy
They enlarge rather than shrink
What medication can slow the rate of CKD progressin in ADPKD
Tolvaptan
How do we manage allergic reactions in blood transfusions
Temporary transfusion termination + antihistamine
When should someone be given a 2 week wait referral to resp team
> 40 with unexplained haemoptysis
Name two metabolic disturbances caused by thiazide diuretics
Hyponatraemia
Hypercalcaemia
Pulomnary stenosis vs aortic stenosis on examination
Pulmonary stenosis = louder on inspiration
Aortic = louder on expiration
What is sick euthyroid syndrome
Normal TSH but low T3/T4
What is the AST/ALT ratio for alcohoilic hepatitis
2:1
When is a total hip replacement preferred to a hemiarthroplasty
THR is given to someone with a relatively high life expectancy who is active
Hemiarthroplasty would be given to less mobile individuals
Why would a biopsy need to be repeated in giant cell arthritis
Due to skip lesions making biopsies normal
Firts line treatment for hereditary haemochromatosis
Venesection
When is spironolactone given for hypertension vs alpha and beta blockers
If K+ < 4.5 = spironolactone
If K+ > 4.5 = alpha blocker
Triad for MEN Type 1
Peptic ulceration
Galactorrhoea
Hypercalcaemia
Inguinal hernia vs femoral hernia
Femoral hernia is lateral and inferor to the pubic tubercle
Inguinal hernia is medial and superior to the pubic tubercle
How can we treat maiodarone-caused hypothyroidism
COntinue amiodarone. + start levothyroxine concurrently
Management of scaphoid fractures with proximal scaphoid pole fractures
Surgical fixation
At what age threshold should people on SSRIs be followed up 1 week after starting
<25
Management of facial flushing in rosacea
Brimonidine gel
Metronidazole is for papules and pustules
Is a tender goitre seen in graves disease?
No - just de quervain’s thyroiditis
Triad of fat embolism
Petechial rash
Hypoxemia
Neurological deficits
Management of ABO incomptaibility in renal transplants
TAKE THE GRAFT OUT
In what time frame is a post splenectomy infection most common
within 2 years of the operation
Management of mania
Rispiridone
Tricuspid vs mitral regurgitation
Tricuspid - inspiration makes it louder
Mitral - expiration makes it louder
Common cause of late decelerations in a neonate
Acidosis/hypoxia
What autoimmune condition is associated with a MALT lymphoma
Hashimoto’s thyroiditis
What anitbiotic typically caues cholestasis
Co amoxiclav
Most common cause of Cushing’s syndrome
Pituitary adenoma
Where are parentreral nutrition lines installed
Subclavian vein
What is th emost common complication of intraventricular haemorrhages (intracerebral bleed on CT)
Hydrocephalus
Complications seen in RA
IHD
What should be corrected first in osteoporosis
Calcium/Vit D THEN give bisphosphonates
What anaesthetic has the strongest analgesic effect
Ketamine (used hevaily in emergencies)
What is the most sensitive and specific lab result that indictaes cirrhosis of the liver
Low platelet counts
What is the criteria for adding on a GLP-1 mimic (-tides) to diabetic control
BMI still over 35
Has T2DM
Weight loss >3% at 6 months
OR
BMI <35 and insulin is not wanted
Management of pseudomonas infections
Ciprofloxacin
What is a HiNTs exam
used to differentiate vestibular neuronitis from posterior circulation strokes
What anti emetic may cause galactorrhoea
Metoclopramide
What is Wellen’s syndrome
Critical stenosis of the left anterior descending artery (EMERGENCY)
Management of wellen’s syndrome
Urgent PCI
ECG findings in Wellen’s syndrome
DEEP inverted T waves in V2-3 + no ST elevation
What fracture can cause raidal nerve palsies
Fracture of the humeral shaft
What fracture is associated with axillary nerve injruy
Fracture of the humeral neck
What nerve is injured in fractures to the olecronon
Ulnar nerve
What formula is used to calculate the amount of fluid IV required for burns resusciation
Parkland formula: burn % * weight * 4
WHen is fluid IV required in burns (criteria)
> 10 % burns in children
> 15% burns in adults
How to calculate percentage burns
Wallace rule of 9: 9% for head and neck
9% for each arm
9% for each anterior part of the leg
9% for each posterior part of the leg
9% anterior chest
9% posterior chest
9% anterior abdomen
9% posterior abdomen
Management of circumferential burns around the torso
Escharotomy to divide burnt tissue
What structure is compromised by scaphoid fractures if left untreated
dorsal carpal branch of the radial artery
Under what age is an S3 sound considered ‘normal’ variant
Dilated cardiomyopathy
What is the daily required glucose intake
50-100 g/day irrespective of weight
What is the potassium, sodium and chloride intake needed a day
1mmol/kg/day
Why is chicken pox a risk factor for necrotising fasciitis
Because it allows group A strep to invade soft tissue
Surgical management of SUFE
Internal fixation
What usually cuases Hep E infections
Undercooked pork
Laeukamia vs lymphoma on data interpretation
Non hodgkin’s lymphom adoes not have raised neutrophil counts (unlike CML)
What is the first line surgical intervention for uterine atony if syntocinon fails
Intrauterine balloon tamponade
Management of whooping cough
Clarithromycin
If Anti-HBs stays the same after 3 months of recieving the injection, what shouhld be done
Give anotehr vaccine
Under 20 weeks, gestation, how is VZV exposure treated
VZIG
> 20 weeks: Aciclovir or VZIG
Management of reactive arthritis
NSAIDs
What dermatome is responsibel for knee sensations
L4
Is acidosis seen in HHS
No
What blood is a universal donor of fresh frozen plasma
AB RhD negative blood
WHat time frame is needed to give a diagnosis of chronic fatigue syndrome
3 months
Management of bed wetting in children <5
Advice and reassurance
Indication for adding SGLT-2 inhibitors to DM treatment
If there are signs of IHD/HF (add it regardless of glucose levels)
Management of athlete’s foot
TOpical antifungal then oral terbinafine
What dementia is associated with MND
frontotemporal dementia
Is defirbillation required for asystole
No
Management of digoxin toxicty
Cease digoxin - review levels in 8 hours
Transudative vs exudative causes of pleural effusions on data findings
Exudative: protein/serum ratio > 0.5
Transudative: protein/serum ratio < 0.5
Causes of transudative pleural effusions
HF
Hypoalbuminaemia (nephrotic syndrome)
Liver cirrhosis
Causes of exudative pleural effusions
Pneumonia
Cancer
PEs
How is malignant hyperthermia inherited
Autosomal dominant
What type of person is predisposed to ACL ruptures
Foootballers due to high twisting force applied to a flexed knee
What is an indication for a liver transplant in people with paracetamol overdose
If pH < 7.3 after 24 hours of ingestion
Monitoring people on IV MG SO4
Monitor reflexes + RR
Management of gastroparesis
Metoclopramide
Symptoms of gastroparesis
Bloating and vomiting after eating
Management of children <0.4th centime for height
Referral to paediatrics
Can the MMR vaccine be given during pregnancy
No
What part of the brain is affected to cause weber’s syndrome
Midbrain
What are Osler nodes
Painful purple lesions on the index finger (SLE and IE)
What is red man syndrome
Causes facial flushing from rapid IV vancomycin infusion
What cannula is given for fluids
20g pink cannula
When are intraosseous access indicated
When people are peripherally shut down
When are PICC lines/ Hickman lines indicated
Long term treatment and management of a patient
What anaesthetic cannot be used in a pneumothorax
NO
Side effect of indapamide
Sexual dysfunction
What artery is occluded in an MI that can cause a heart block
right coronary artery lesion
When is a V/Q perfusion scan indicated over a CTPA for a suspected PE
If renal impairment is present (can’t be given contrast for a CTPA)
What is seen on an ECG for a posterior MI
Tall R waves in V1 and V2
What lifestyle factor can cause dilated cardiomyopathy
Chronic alcohol use
What drug is the most common angi-oedema causer
ACEi
If someone’s albumin: creatinine ratio >30, how should hypertension be managed
ACEi first (can help with nephropathy)
Aortic rupture vs tension pneumothorax
Aortic rupture has PERSISTENT hypotension vs Tension pneumothorax where this is terminal syptoms
Cause of croup
Parainfluenza virus
When does malrotation commonly affect children
First 30 days of life
How does ACEi cause renal impairment
Usually if patient suffers from bilateral renal artery stenosis
What dose of adrenaline is given during cardiac events
10ml 1:10,000 IV
or
1ml of 1:1000 IV
What type of ysndrome is focal segmental glomerulosclerosis
Nephrotic syndrome
Management of alcoholic hepatitis
Prednisolone
Early signs of lithium toxicity
POlyuria
If someone has presented to the GP within 7 days of having a TIA, under what time frame should they be seen at a TIA clinic
24 hours
What drug can be given to reduce the incidence of calcium stones forming
Thiazide diuretics (make it make sense)
Signs of a retinoblastoma on fundoscopy
Absent red reflex
Bilateral white pupil
Strongest risk factor for bladder cancr
Smoking
First line investigation for posts abscess
CT Abdomen
Most common complication post renal transplant
Squamous cell carcinoma of the skin
Pituitary adenoma vs pituitary apoplexy
Pituitary apoplexy = ACUTE
Pituitary adenoma = gradual
What is the threeshold for offering a 6 month trial of levothyroxine
<65 AND TSH between 5.5 and 10 mU/L with symptoms
Otherwise if TSH > 10mU/L on two separate occasions if asymptomatic
What ECG finding is characteristic of hypothermia
J waves
Management of Spontaneous Bacterial Peritonitis in hospital
IV Cefotaxime
Prophylaxis for spontaneous bacterial peritonitis
Ciprofloxacin
What is an escharostomy needed for
To stop ventilation issues (especially if burns are on the torso)
Malaria vs Dengue
Splenomegaly vs no splenomegaly
What routine prescription drug can cause c.diff infections
PPIs
Prophylaxis of hepatic encephalopathy
Lactulose and Rifaximin
Wilson’s vs Haemochromatosis
Wilson’s presents with neurological deficits (can happen in haemochromatosis but is very rare)
What Lithium levels are indicated for hameodialysis
SEVERE: >2 mmol/L
First line management of euvolaemic and hypervolaemic hyponatraemia
Fluid restirction
Indication for hypertonic saline in hyponatraemia
Severe: <120 mmol/L
Management of hypovolaemic hyponatraemia
IV 0.9% NaCl
Symptoms of ischaemic colitis
Generalised abdominal pain after eating
What cerebral artery would cause leg weakness but not affect the face
Middle cerebral artery
Most common cause of an infection in bronchiectasis
H. influenzae
What surgery is indicated for an ascending aortic dissection
Aortic root repair
First line management of endometriosis
Ibuprofen (manage dyspareunia first)
Management of placental abruption if no distress signs vs distress signs
No distress signs = steroids and admit
distress signs = c-section
Ferritin levels in anaemia of chronic disease
Raised
Management of legionella pneumonia
Clarithromycin
Name an SGLT-2 inhibitor
Canagliflozin
Symptoms of hypocalcaemia
Perioral paraesthesia
Cramps and numbness in hands
Tetany
When is amiodarone indicated in ALS
Ventricular fibrillation: Give 5 shocks and then amiodarone
Signs of hypokalaemia on an ECG
prolonged QT
How does Sodium Valproate affect INR
Increases it as it’s an enzyme inhibitor
Management of a PE during CPR
Alteplase
What defines a postpartum haemorrhage
Over 500ml blood loss
ECG findings for hypertrophic obstructive cardiomyopathy
LVH
T wave inversions
deep Q waves
How long should a woman wait after taking ullipristal, before starting the COCP again
5 days
Side effect of trastuzumab
Cardiac toxicity
What substance causes hepatic encephalopathy
Ammonia crossing the BBB
What drug commonly interacts with SSRIs
Triptans
In VT, when should amiodarone and adrenaline be given
After three unsuccessful shocks
What bone tumour typically has sunburst sclerosis
Osteosarcoma
Anaemia of chronic disease vs iron deficiency anaemia
TIBC is raised in iron deficiency anaemia, but normal in anaemia of chronic disease
How is Marfan’s inherited
Autosomal dominant
What should be done to PPIs prior to endoscopy
Be stopped two weeks before
What should be seen in a fundoscope for GCA
Swollen pale disc and blurred margins
Gold standard for diagnosing hydronephrosis
USS
When does rhythm control become first line for AF management
If there is coexistent HF
First onset AF
Or an obvious reversible cause
When should adrenaline be given in systole
ASAP (no shocks are needed)
Management of an uncontrolled vatical bleed after IV terlipressin
Sengstaken-Blakemore tube
Diagnosis of toxic megacolon
Abdominal X-Ray
How to calculate a pre renal cause of disease
divide creatinine by 10
If urea is greater than creatinine = pre renal disease
When can calcium gluconate be given without an ECG tracing
If K+ > 6,5 mmol/L
Spinal stenosis vs disc prolapse
Spinal stenosis: pain improves on bending forward
Disc prolapse: Pain gets worse on bending forward
A patient presents with reducedoxygen count and reduce breath sounds in BOTh lung bases, what is the diagnosis (post operatively)
Bilateral atelactasis: assocaied with pain
When is an ascitic tap, the first line investigation in suspected liver disease
If there is diffuse abdomen tenderness and a fever
ICP in meningitis
Raised
What causes upper lobe fibrosis
CHARTS
Coalworker’s pneumoconiosis
Hypersensitivity pneumonitis
AS
Radiation
TB
Sarcoidosis/SIlicosis
Management of pituitary apoplexy
IV Hydrocortisone (prevents adrenal crisis)
Management of thrombosis in APL
Low dose aspirin
Management of toxic megacolon
Subtotal colectomy
Management of UC Crohn’s with recurrent fistulas and rectal bleeding
Proctectomy (need to avoid sepsis)
Management of testicular torsions
Within 6 hours = bilateral orchidopexy (attach to the back of the scrotal wall
After 6 hours = orchidectomy
What can cause septic arthritis from joint prosthesis
Staph Epidermis
How does the supraspinatus attach to the humerous
greater tubercle
What two muscles of the shoulder is innervated by the accessory nerve
Teres minor
Deltoid
Name the four rotator cuff muscles
Supraspinatus
Infraspinatus
Subscapularis
teres Minor
Role of the spuraspinatus
Abduction
Role of the trees minor and infraspinatus
External rotation
Role of the subscapularis
Internal rotation
What does a painful arch between 60 and 120 degrees show
subacromial Impingement syndrome
Where in the painful arch is acromio-clavicular joint dysfunction seen
180 to 170 degrees
What blood finding is an indication for Androgen Insensitivity Sydnrome
Raised Testosterone > Oestrogen
What gene abnormality is Androgen insensitivty syndrome
XY46 (men but look female)
Early symptoms of AIS
Cryptorchidism
Define primary infertility vs secondary
Primary - couple was never able to concieve
Secondary - couple can no longer concieve after previously being able to do so
Consequence of having an IUD fitted in
Cervical shock: vasovagal reaction + bradycardia
Management of later stage endometrial cancer
External beam radiotherapy + Chemotherapy §§
What lymph nodes do endometrial cancers typically spread through
Inguinal lymph nodes
First line management of hospital acquired pneumonia
Co-Amoxiclav (if been in hospital for 5 days)
What murmur is heard in Turner’s Syndrome
Ejection Systolic Murmur
When is dexamethasone contraindicated for meningitis
If a purpural rash is present (meningococcal septicaemia) - just used in bacterial and viral meningitis without rash
Risk Factors for neonatal sepsis
Pre-Term and Low Birth Weight
What medication can be given to stop breastfeeding (lactation)
Cabergoline
How should a low lying placenta at 20 weeks be managed
Rescan at 32 weeks
At what week can the baby be felt
12 weeks
What prophylaxis is given for GBS during pregnancy
Benzylpenecillin