progressive familial heart block type II

A progressive familial heart block characterized by autosomal dominant inheritance of heart block that tends to develop along the lines of a sinus bradycardia with a left posterior hemiblock, presenting clinically as syncopal episodes, Stokes-Adams seizures, o

A progressive familial heart block characterized by autosomal dominant inheritance of heart block that tends to develop along the lines of a sinus bradycardia with a left posterior hemiblock, presenting clinically as syncopal episodes, Stokes-Adams seizures, or sudden death when complete heart block supervenes that has_material_basis_in variation in the chromosome region 1q32.

Signs and symptoms

• Complete heart block with narrow QRS complexes
• Syncope
• Atrioventricular block
• Sudden cardiac death
• Sinus bradycardia
• Sudden death

Also known as: PFHB2