A four-month-old female infant having developmental delay, coarse faci
al features and dysostosis multiplex is reported with a special emphas
is on the differential diagnosis among I-cell disease (ICD). Hurler sy
ndrome and GM1 gangliosidosis. The lysosomal enzyme studies in culture
d skin fibroblasts and serum sample of the patient certified the diagn
osis of ICD. Foamy cell infiltration of some organs, including the lun
gs, and microgyria formation were also noted. Genetic counselling was
provided and prenatal diagnosis was offered to the couple to detect IC
D in the next pregnancy.