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Presentation comparison
Emergency4 of 8 diagnoses compared
| CriteriaComparison detail | MethamphetamineEmergency |
|---|
Toxidrome clues: pupils, respiratory rate, nystagmus, tremor, diaphoresis, sympathetic overdrive.
Clinical reference — not validated decision support. Review before use.
| BenzodiazepinesEmergency |
|---|
| OpioidsEmergency |
|---|
| GHBEmergency |
|---|
| AlcoholEmergencyNot selected |
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| CannabisEmergencyNot selected |
|---|
| HallucinogensEmergencyNot selected |
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| InhalantsEmergencyNot selected |
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| Why it fits | Agitation, paranoia, pressured speech, insomnia, tachycardia, hypertension, dilated pupils | Sedation, ataxia, slurred speech, disinhibition, amnesia | Pinpoint pupils, sedation, reduced respiratory rate, reduced consciousness | Rapid sedation, fluctuating consciousness, amnesia, sudden sleep | Slurred speech, ataxia, disinhibition, aggression, nystagmus | Conjunctival injection, slowed time perception, anxiety, paranoia, derealisation | Visual distortion, synaesthesia, altered perception, panic | Euphoria, confusion, ataxia, nystagmus, perioral rash |
|---|---|---|---|---|---|---|---|---|
| What argues against | Applies to the whole presentationReview locally. | |||||||
| Must-not-miss | Hyperthermia, chest pain, arrhythmia, stroke, violent agitation | Respiratory depression if combined with opioids/alcohol. | Apnoea, aspiration, hypoxia, mixed overdose | Airway compromise, aspiration, mixed overdose | Head injury | |||
| Bedside question | Applies to the whole presentationToxidrome clues: pupils, respiratory rate, nystagmus, tremor, diaphoresis, sympathetic overdrive. | |||||||
| Immediate action | Applies to the whole presentationDo not assume alcohol explains everything, especially after trauma Cannabis can produce anxiety, psychosis, and depersonalisation | |||||||
| Investigations | Applies to the whole presentationBlood glucose | |||||||
| Mimics / overlap | Applies to the whole presentationReview overlap locally. | |||||||
Scroll horizontally to review more candidate differentials. Clinical reference — not validated decision support. Review before use.
Review locally.
Toxidrome clues: pupils, respiratory rate, nystagmus, tremor, diaphoresis, sympathetic overdrive.
Do not assume alcohol explains everything, especially after trauma Cannabis can produce anxiety, psychosis, and depersonalisation
Blood glucose
Review overlap locally.
Agitation, paranoia, pressured speech, insomnia, tachycardia, hypertension, dilated pupils
Hyperthermia, chest pain, arrhythmia, stroke, violent agitation
Sedation, ataxia, slurred speech, disinhibition, amnesia
Respiratory depression if combined with opioids/alcohol.
Pinpoint pupils, sedation, reduced respiratory rate, reduced consciousness
Apnoea, aspiration, hypoxia
Rapid sedation, fluctuating consciousness, amnesia, sudden sleep
Airway compromise, aspiration, mixed overdose
Based on current selection
Create a concise comparison summary for documentation or handoff.
Source pending review
v10 | Local content only
Last updated: Pending review
Open a selected differential to review its clinical record.
Based on current selection
Create a concise comparison summary for documentation or handoff.
Source pending review
v10 | Local content only
Last updated: Pending review
| Severe panic, paranoia, self-harm, psychosis |
| Severe agitation, accidents, prolonged psychosis |
| Arrhythmia, sudden sniffing death, trauma |