Extensive telangiectasias and mongolian spots: A clue towards GM1-gangliosidosis.

The article focuses on GM1-gangliosidosis, a rare disorder characterized by β-galactosidase enzyme deficiency, discussing cutaneous manifestations like extensive telangiectasias and Mongolian spots. Topics include the clinical implications of these cutaneous clues in aiding diagnosis, the association of certain diseases with such cutaneous presentations, and their role as indicators of inborn errors of metabolism, particularly in lysosomal storage disorders.