This case report encompasses an 18-month-old male child brought with complaints of progressive abdominal distension, developmental delay, intermittent fever and excessive cry. [msjonline.org]

There was also history of intermittent fever, difficulty in walking in the form of repeated falls and multiple episodes of tonic clonic seizures since last 1 year. development history was significant since the the patient had normal development till the [jmscr.igmpublication.org]

Decreased HDL cholesterol Etiology Caused by mutations in the acid lysosomal sphingomyelin phosphodiesterase-1 gene (SMPD1) (MIM.607608) See also lysosomal storage diseases Niemann-Pick diseases (NPDs) Niemann-Pick disease type A (NPDA) Niemann-Pick [humpath.com]