Acute Flashcards

1
Q

Cardiac arrest

A

CPR: 15:2 /3:1
Shockable - VT/pulseless VT: 4J/kg
Non-shockable - PEA/asystole: adrenaline 10mcg/kg (0.1mL/kg 1:10 000) every 2 min for 20 min

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2
Q

SVT

A

Vagal stimulation
Shocked IV: adenosine 100-500mcg/kg every 2 min
Shocked no IV: synchronous DC shock 1-2J/kg

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3
Q

VT/VF

A

No pulse: synchronous DC shock 4J/kg
Pulse not shocked: amiodarone 5mg/kg
Pulse shocked: synchronous DC shock 1-2J/kg

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4
Q

Bradycardia

A

Vagal: atropine 20mcg/kg

Not vagal: adrenaline 10mcg/kg

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5
Q

Raised ICP

A

Mannitol

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6
Q

Shock

A

Inotropes
Cold shock: dobutamine/adrenaline
Warm (sepsis, anaphylaxis): dopamine/noradrenaline

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7
Q

Anaphylaxis

A

IM adrenaline 10mcg/kg (0.1mL 1:1000)

Neb adrenaline 500mcg/kg (0.5mL 1:1000), as adjunct

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8
Q

Estimated weight formula

A
<5yo = (2 x age) + 8
>6yo = (3 x age) + 7
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9
Q

Mean SBP formula

A

(2 x age) + 85

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10
Q

Anion gap formula

A

(Na + K) - (Cl + HCO3)

Normal = 10-15

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11
Q

Metabolic acidosis

A

Normal anion gap (Na + K) - (Cl + HCO3): RTA, diarrhoea, hyperchloraemia, Addisons
High anion gap i.e. high H+: SHOCK, hypoxia, DKA, renal failure

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12
Q

Metabolic alkalosis

A

Vomiting, steroid excess

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13
Q

Glasgow Coma Scale

A

Eye response:

4: Open spontaneously
3: Open to verbal command
2: Open in response to pain
1: No response

Verbal response:

5: Talking/orientated
4: Confused speech/disorientated
3: Inappropriate words
2: Incomprenhensible sounds
1: No response

Motor response:

6: Obeys commands
5: Localises pain
4: Withdraws from pain
3: Abnormal flexion
2: Extension
1: No response

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14
Q

Poisoning - causes of constricted pupils (miosis)

A

cOnstricted = Opioids, Organophosphates

Opiates: codeine, morphine, heroin
Organophosphate: insecticides, herbicides
Clonidine

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15
Q

Poisoning - causes of dilated pupils (mydriasis)

A

dilAted = Amphetamines, Atropine, tcA, Antihistamine

AmphetamINEs: cocaine, speed, crack, crystal meth
AtropINE
tcA: amytriptylINE, imipramINE
AntihistamINEs

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16
Q

Poisoning - causes of fever

A

Anticholinergics e.g. antihistamines, TCA
Ecstacy
Cocaine
Salicylates e.g. aspirin, NSAIDs

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17
Q

Poisoning - causes of hypothermia

A

Barbiturates e.g. phenobarbitone

Alcohol

18
Q

Toxidromes - anticholinergics e.g. antihistamines, TCA (amitryptiline, imipramine)

A
Agitation
Dry skin
Dilated pupils (mydriasis)
Fever
Hallucination
19
Q

Toxidromes - serotonin syndrome - SSRIs e.g. fluoxetine, sertraline, escitalopram

A
Hyperreflexia
Hypertonia/rigidity
Myoclonus
Hyperthermia
Autonomic instability
20
Q

Toxidromes - tricyclic antidepressants e.g. amytriptiline, imipramide

A

Convulsions
Coma
Prolonged QRS

21
Q

Toxidromes - Ecstacy

A

Agitated
Flushed
Sweaty
Dilated pupils (mydriasis)

22
Q

Toxidromes - sympathomimetic e.g. amphetamines, cocaine

A
Sweating
Tremor
Hyperactive
Dilated pupils (mydriasis)
Dysrhythmia
23
Q

Toxidromes - organophosphates e.g. pesticides, herbicides

A
Salivation
Lacrimation
Urination
Sweating
Constricted pupils (miosis)
*opposite of anticholinergic*
24
Q

Toxidromes - salicylates e.g. aspirin

A
Vomiting
Tachypnoea
Fever
Bleeding
Metabolic acidosis
25
Q

Toxidromes - phenothiazine e.g. antipsychotics, antiemetics

A

Ataxia
Oculogyric crisis
Torsion of head and neck - EPSE (extrapyramidal movement disorders with antipsychotics)

26
Q

Toxidromes - opioids e.g. morphine, heroin, codeine

A

Respiratory depression
Constricted pupils (miosis)
Coma

27
Q

Toxidromes - hydrocarbon (fumes)

A

Pulmonary oedema

28
Q

Toxidromes - methanol (home alcohol)

A

Blindness

29
Q

Toxidromes - calcium channel blockers e.g. verapamil

A

Heart block
Hypotension
Insulin resistance
Hypoglycaemia

30
Q

Toxidromes - alcohol

A

Hypoglycaemia

31
Q

Toxidromes - brown snake

A

Coagulopathy

32
Q

Toxidromes - tiger snake

A

Neurotoxicity

33
Q

Carbon manoxide poisoning treatment

A

100% O2

Hyperbaric oxygen

34
Q

Methaemaglobinaemia poisoning treatment

A

Methaline blue

35
Q

Cyanide poisoning treatment

A

Hydroxocobalamin

36
Q

Antifreeze poisoning treatment

A

Fomepizole

Alcohol

37
Q

Iron overload treatment

A

Desferroxamine

38
Q

Opioid antidote

A

Naloxone

39
Q

Extrapyramidal effects treatment

A

Benztropine

40
Q

Malignant hyperthermia treatment

A

Zantropine

41
Q

Snake bite treatment (brown snake, tiger snake)

A

Antivenom (IgG)