Clinical profile of comorbidity of rare diseases in a Tunisian patient: A case report associating incontinentia pigmenti and Noonan syndrome

Noonan syndrome (NS) is an autosomal dominant multisystem disorder caused by the dysregulation of several genes belonging to the RAS Mitogen Activated Protein Kinase (MAPK) signaling pathway. Incontinentia Pigmenti (IP) is an X-linked, dominantly inherited multisystem disorder.