Denervated (Transplanted) Heart
22. Denervated (Transplanted) Heart Definition Denervated, or transplanted, heart is not a disease and is something of a misnomer. The denervated heart is a heart that has been donated and…
Cystic Hygroma
21. Cystic Hygroma Definition Cystic hygroma is a lymph angioma composed of multiloculated, thin-walled cysts. It is typically benign. Incidence A rare congenital malformation, cystic hygroma occurs in approximately 1:12,000…
Cronkhite-Canada Syndrome
19. Cronkhite-Canada Syndrome Definition Cronkhite-Canada syndrome is a very rare, sporadically occurring, uninherited disorder. It is characterized by gastrointestinal polyps, cutaneous pigmentation, alopecia, and onychodystrophy. Incidence Cronkhite-Canada syndrome is an…
Choanal Atresia
16. Choanal Atresia Definition Choanal atresia is the congenital absence or closure of the paired openings between the nasal cavity and the nasopharynx. Because this obstruction is complete, the neonate…
Churg-Strauss Syndrome
17. Churg-Strauss Syndrome Definition Churg-Strauss syndrome (CSS) is an allergic, granulomatous angitis that is a variant of necrotizing vasculitis in which there is significant lung involvement. It also affects the…
Budd-Chiari Syndrome
15. Budd-Chiari Syndrome Definition Budd-Chiari syndrome is an uncommon condition of obstruction of intrahepatic veins. It is induced by thrombotic or nonthrombotic obstruction of hepatic venous outflow, leading to congestive…
Arthrogryposis
8. Arthrogryposis Definition Arthrogryposis is a nonprogressive condition that is obvious at birth by the characteristic multiple joint contractures that occur throughout the body. The disorder is also known as…
Arnold-Chiari Malformation
7. Arnold-Chiari Malformation Definition Arnold-Chiari malformation is a complex congenital malformation of the hindbrain that is often associated with myelomeningocele. The deformity is characterized by downward displacement of the medulla,…
Becker’s Dystrophy
12. Becker’s Dystrophy Definition Becker’s dystrophy is a genetic variation of Duchenne’s muscular dystrophy. This form is very similar to pseudohypertrophic muscular dystrophy (Duchenne’s), but the onset of the disease…
Bartter Syndrome
11. Bartter Syndrome Definition Bartter syndrome is a form of hyperaldosteronism that results from hypertrophy and hyperplasia of the juxtaglomerular cells, with normal blood pressure and hyperkalemic alkalosis without edema,…
