Grade 4 Mobitz Type I, CTCAE

**Semantic type:** Finding

**Definition:** Life-threatening consequences; urgent intervention indicated

**Synonyms:** - CTCAE Grade 4 AV Block Second Degree Möbitz Type I - CTCAE Grade 4 AV Block-Second degree Mobitz Type I (Wenckebach) - CTCAE Grade 4 AV Block-Second degree Möbitz Type I (Wenckebach) - Grade 4 AV Block-Second degree Mobitz Type I (Wenckebach) - Grade 4 Mobitz type I - Grade 4 Mobitz type I