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. Digoxin toxicity — the pump, the potassium, and Fab

Digoxin toxicity — the pump, the potassium, and Fab

Published
7 Sept 2026
Duration
15:36
Channel
MedVellum on YouTube

About this video

A foxglove in a garden, a woman of eighty-three with atrial fibrillation, and a young man who took the whole bottle. Two patients, one blocked pump, one antidote. This Atlas edition walks the hour: the Na⁺/K⁺ ATPase and the calcium that follows, PVCs and the pathognomonic bidirectional VT (drawn beat by beat), the potassium fork — low in chronic, high in acute — the level that never excludes, Chan and Andrews Fab triggers with the dose ladders (one vial chronic, 80 mg acute, five-and-five in arrest), xanthopsia, the calcium caution, and the mantra to close. Grounded in the Antman NEJM 1982 s…

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