MedSchool: Ace Your OSCEsThe Medical Company
GET - On the App Store
Test Findings

Baseline Wander



This type of interference originates from the interface of the skin and the electrode, and makes interpretation of high amplitude waves (e.g. the T wave or ST segment) difficult. In certain circumstances, baseline wander may mimic life-threatening arrhythmias.
  • Look For

  • Low-frequency variation of the isoelectric line.
  • Baseline Wander
  • Causes of Baseline Wander

  • Patient movement - especially respiration
  • Inadequate contact between electrodes and body surface
  • Improper skin preparation
  • Patient sweating
Want more info like this?
  • Your electronic clinical medicine handbook
  • Guides to help pass your exams
  • Tools every medical student needs
  • Quick diagrams to have the answers, fast
  • Quizzes to test your knowledge
Sign Up Now

Snapshot: Initialising...