Emergency medicine Flashcards
Those requiring CT head immediately <1 hour
GCS <13 on initial or <15 at 2 hrs
Fracture- basal/skull
Seizure
Focal neuro deficits
Vomit >1
Dose of adrenaline for ages
6m-6y 150mcg
6-12 300 mcg
>12 500mcg
Order management of suspected meningitis
LP before ABx
Unless
Signs of sepsis or rash
Bleeding risk
Raised ICP
Causes of confusion
PINCH ME
Pain
Infection
Nutrition
Constipation
Hydration
Meds
Electrolytes
What to give in aspirin OD
Sodium Bicarbonate
Tx of hypothermia
Internal- fluid rewarming
External blanekts
Dx and tx of hypotension of someone on long term steroids with poor compliance
Addesonian crisis
IM HC
Dx of confusion, N+V, cherry red skin, 100% sats and tachycardia
CO poisoning
Sats high because measures those without CO
IX and Mx of CO poisoning
ABG- >20% carboxyhemoglobin
100% O2
Types of airway equipment
Guedel- OPA- insert up side down
NPA- do not use in basal skull fracture
Good if prominent gag reflex
Supraglottic airway/ laryngeal mask- short procedures
Endotracheal airway- protects against aspiration- inflatable cuff
Sx of alcohol withdrawal
Hours- insomnia, anxiety, agitation
12-24- hallucinations
72- delirium tremens
Mx of alcohol withdrawal
Chlordiazepoxide
Pabrinex
Sx of anastomotic leak
5-7 days post
Low grade fever
Ileus
Ix of anastomotic leak
CT with contrast
Beta blocker OD sx
Hypotension
Bradycardia
Mild hypoglycaemia
Mild hyperkalaemia
BDZ OD sx
Ataxia
Slurred speech
Resp depression
Organophosphates OD sx and tx
SLUD
Salivation /small pupils
Lacrimation
Urination
Diarrhoea
Treat with atropine
Compartment syndrome sx
Parasthesia, paralysis, severe pain, pulseless
When to refer asthma attack to ICU
Severe- failing to respond
Exhaustion
Resp arrest
Deteriorating PEF
Define STEMI
Chest pain at rest or minimal exertion, lasting >15 minutes
ECG changes (new ST-elevation or left bundle branch block)
Rise in troponin: myocardial necrosis
When to DC cardiovert in AF
Shock
Syncope
Acute pulmonary oedema (i.e. does not include chronic heart failure)
Myocardial ischaemia
Features of cardiac tamponade
Beck triad- reduced heart sound, raised JVP, reduced BP
Pulsus paradoxus
Ethylene glycol posoning
Raised anion gap
Intoxication
N+V
Acute tubular necrosis >24 hours
Tx of HHS
Fluid- 1L 1-2 hours then 2-4 etc
Insulin- if ketones >1
Mx of SE
Bloods for glucose, FBC/UE/CRP,Calcium/Phosphate/Magnesium, drug levels if the patient is on anti-epileptic medications
Anaesthetic review to ensure the airway is managed
IV lorazepam 4mg
A second dose of lorazepam should be given if no response
In the absence of IV access, PR diazepam or buccal midazolam can be administered.
Tx of SVT
Vasovagal
Adenosine 6,12,18
Verapamil in asthmatic
Causes of long QT
TIMMES
Toxins- macrolides, anti psychotics, TCA
Inherited
Ischaemia
Myocarditis
Mitral valve prolapse
Electrolytes - hypokalaemia and hypocalcaemia
SAH
Mx of Upper GI bleed
IV fluid resus
Blood transfusion if Hb <7
NBM and O2
PPI
If variceal- Abx and terlipressin
Mx of AKI
Find and treat cause
Bloods, urine
Stop nephrotoxic drugs- ACEi, NSAIDs, diuretics, gentamicin
IV fluids
Treat complications
Dialysis if needed
Causes of syncope
Cardiogenic - palpitations
Postural hypotension- drugs, low volume- more than 20/10 drop after 3 mins of standing
Neurogenic- vasovagal- stress
Cause of seizure
Electrolytes
Tumour
Infection
Drug
Neuro- epilepsy, stroke
Pre eclampsia
Ix of seizure
ABG (For acute prolonged seizures looking for hypoxia and hypercapnia)
Blood tests: FBC, U&Es (including serum calcium, magnesium and phosphate) LFTs, glucose
Urine test: urine toxicology screen
Imaging: CT Head