Infantile systemic hyalinosis (ISH) is a rare familial autosomal recessive disease of unknown etiology. The clinical features are evident either at birth or within 6 months of life. The presentation is painful progressive joint contractures,…
A black girl was born with flexion contractures and experienced pain on movement by 1 week of age. She subsequently developed perioral papules, gingival hyperplasia, perianal nodules, torticollis, diarrhea, rectal prolapse, and inability to open her…
A boy presented at age 3.5 months with joint contractures, restlessness, and pain on handling. His skin was thickened and there were livid-red macular lesions over bony prominences. Infantile systemic hyalinosis (ISH) was diagnosed, a presumably…
