Study Status: Completed
Recruit Status: Completed
Study Type: Observational
Official Title: A Historical Chart Review and Longitudinal Follow-Up of Identified Patients With Wolman Disease or Cholesteryl Ester Storage Disease, Lysosomal Acid Lipase Deficiency
Brief Summary: The purpose of this study are: to characterize and understand the natural history of disease progression in WD and CESD, and to provide historical controls for WD and CESD for developing clinical treatment trials. The hypothesis is that the variability and clinical progression in WD and CESD is large and represents a continuum of severities from a lethal infantile to near normal adults with only "fatty livers".