<unk>  is an acquired complete heart block due to idiopathic fibrosis and calcification of the electrical conduction system of the heart.<unk>  is most commonly seen in the elderly, and is often described as senile degeneration of the conduction system. One form has been associated with SCN5A.
Lev's disease
Darier's disease
Leiner's disease
Tornwaldt's disease
Minor's disease
Texier's disease
Dent's disease
Bright's disease