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Presentation comparison
RoutineCovers memory problems, dementia, delirium, depression-related cognitive symptoms, and behavioural and psychological symptoms.
3 of 8 diagnoses compared
| CriteriaComparison detail | DeliriumEmergency |
|---|
Acute and fluctuating with inattention = delirium (medical/toxic cause).
Clinical reference — not validated decision support. Review before use.
| Frontotemporal dementiaRoutine |
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| Lewy body dementiaUrgentNot selected |
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| Vascular dementiaRoutineNot selected |
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| Depression-related cognitive syndromeRoutineNot selected |
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| Alcohol-related brain injuryRoutineNot selected |
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| BPSD as unmet needRoutineNot selected |
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| Why it fits | Acute confusion, poor attention, fluctuating cognition, hallucinations, sleep-wake reversal | Gradual recent-memory decline, repetition, disorientation, language problems | Early disinhibition, apathy, loss of empathy, compulsions, dietary change, language disturbance | Fluctuation, vivid visual hallucinations, parkinsonism, REM sleep behaviour | Stepwise decline, focal signs, gait change, executive dysfunction | Subjective memory complaint, slowed thinking, mood syndrome dominates | Heavy alcohol history, poor nutrition, anterograde memory problems, confabulation | Agitation driven by pain, infection, constipation, retention, delirium |
|---|---|---|---|---|---|---|---|---|
| What argues against | Applies to the whole presentationReview locally. | |||||||
| Must-not-miss | Sepsis, hypoxia, stroke, withdrawal, medication toxicity | Vulnerability, wandering, medication and financial safety risk | Safeguarding risk, financial exploitation, severe personality change | Marked antipsychotic sensitivity, falls, | ||||
| Bedside question | Applies to the whole presentationAcute and fluctuating with inattention = delirium (medical/toxic cause). | |||||||
| Immediate action | Applies to the whole presentationStabilise and reassess. | |||||||
| Investigations | Applies to the whole presentationGuided by presentation. | |||||||
| 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.
Acute and fluctuating with inattention = delirium (medical/toxic cause).
Stabilise and reassess.
Guided by presentation.
Review overlap locally.
Acute confusion, poor attention, fluctuating cognition, hallucinations, sleep-wake reversal
Sepsis, hypoxia, stroke, withdrawal, medication toxicity
Gradual recent-memory decline, repetition, disorientation, language problems
Vulnerability, wandering,
Early disinhibition, apathy, loss of empathy, compulsions, dietary change, language disturbance
Safeguarding risk, financial exploitation
Safety first. Act early.
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
| New strokes, falls, poor insight |
| Psychotic depression, severe suicidality, poor intake |
| Wernicke features, falls, liver disease, ongoing drinking |
| Sudden behaviour change, falls, dehydration, delirium |