title: Incontinentia pigmenti.
abstract: Four new cases of incontinentia pigmenti are presented, including chromosome studies of one family. An increased number of chromosome breakages was found in the blood of affected as well as unaffected members of this family.
mesh_terms: D000015:Abnormalities, Multiple / Q000235:genetics*; D001706:Biopsy; D046508:Culture Techniques; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009508:Nevus, Pigmented / Q000235:genetics; D010375:Pedigree; D010859:Pigmentation Disorders / Q000235:genetics* / Q000473:pathology; D012867:Skin / Q000473:pathology; D013577:Syndrome