
Heart Block – Critical Care Practitioner
First-Degree Heart Block: Description: The electrical signals are delayed as they pass through the atrioventricular (AV) node, but all signals eventually reach the ventricles. ECG Findings: Prolonged PR interval (>200 ms) Symptoms: Usually asymptomatic Treatment: Generally, no treatment is required. LITFL Second-Degree Heart Block (Type I or Mobitz I/Wenckebach): Description: Progressive lengthening of the PR…