Differential diagnosis

Build a broad, prioritized differential in seconds

Describe the presentation and get a structured differential that ranks likely diagnoses, flags can't-miss conditions, and suggests the discriminating questions and tests to narrow it — every step backed by verifiable citations.

Start with a real clinical question

Pick a question to ask Arkangel AI — we keep it through sign in and answer with cited evidence.

Acute chest painWhat is the differential diagnosis of acute chest pain, and which life-threatening causes must I rule out first?Ask this questionAcute abdominal painHow should I approach the differential diagnosis of acute abdominal pain by location and presentation?Ask this questionHeadache with red flagsWhat is the differential diagnosis of headache, and which red-flag features should prompt urgent investigation?Ask this question

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Mayo Clinic
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Boehringer Ingelheim
Bristol-Myers Squibb

Last updated: June 12, 2026

Reviewed by: Arkangel AI clinical review team, Medical AI content

How it supports your differential

From first impression to a focused, ranked list you can act on.

Generate the differential

Enter the chief complaint and key features and get a broad differential organized by likelihood and by system, so nothing common is overlooked.

Screen for red flags

Surface the can't-miss diagnoses behind a presentation and the warning features that should prompt urgent workup or escalation.

Narrow with discriminators

Identify the history findings, exam signs and targeted tests that best separate the leading possibilities and refine the list.

Evidence-based search built for clinicians

Ask any clinical question and get a concise, cited answer drawn from peer-reviewed literature and clinical guidelines.

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Evidence at your fingertips

Get instant access to clinical guidelines and the latest literature. Every recommendation backed by real evidence, delivered in seconds.

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Built for Healthcare Teams

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Frequently asked questions

How does Arkangel AI rank the differential?

It organizes diagnoses by clinical likelihood while highlighting dangerous can't-miss conditions, and explains the reasoning with citations you can verify.

Does it replace my clinical assessment?

No. It is decision support that broadens and structures your differential. The final diagnosis and workup remain your clinical judgment.

Can it suggest tests to narrow the diagnosis?

Yes. It recommends the discriminating history, exam findings and investigations that most efficiently separate the competing diagnoses.

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Clinical decision support, not a replacement

Arkangel AI supports clinical decision-making and does not replace clinician judgment. Always confirm recommendations against primary sources and your local protocols before acting.

AI reviews 100% of records, surfaces priority findings, and keeps every recommendation auditable.

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