Skip to main content
MedVellum
QuestionsVideosPricing

MedVellum

Fellowship exam preparation across every specialty: source-verified topics, questions in every format, and videos.

Product

  • Specialties
  • Questions
  • Videos
  • Topic library
  • Exam tools
  • Pricing

Verification & policy

  • Verified register
  • Editorial policy
  • Privacy
  • Terms

Account

  • Sign in
  • Create account
  • Dashboard
  • Account & billing

© 2026 MedVellum. For education only — not a substitute for clinical judgement.

llms.txtPsychiatry LLM catalogSitemap

  1. Videos
  2. Subarachnoid Haemorrhage — the thunderclap that must not be missed, and the sodium trap

Subarachnoid Haemorrhage — the thunderclap that must not be missed, and the sodium trap

Published
5 Sept 2026
Duration
15:28
Channel
MedVellum on YouTube

About this video

Subarachnoid haemorrhage (SAH) is bleeding into the subarachnoid space, usually from a ruptured intracranial aneurysm (85 percent), presenting with a sudden, severe 'thunderclap' headache peaking within an hour of onset — often described as 'the worst headache of my life' — with neck stiffness, photophobia, nausea, vomiting, altered consciousness and sometimes seizures. Full topic, figures, and citations: https://medvellum.com/topics/subarachnoid-haemorrhage Chapters 00:00 The one-line answer 01:26 Meet the patient 02:10 Red flags 02:49 Classification — cause, site, and severity 05:00 Why th…

Related topics

Reading that this video refers to.

1
  • Subarachnoid Haemorrhage

Playback loads from YouTube (privacy-enhanced mode) only after you click. Educational content only — not medical advice.