title: Periumbilical hyperpigmented plaque. Periumbilical perforating pseudoxanthoma elasticum (PPPXE).
authors: Hahnemann University School of Medicine, Philadelphia, Pa.
authors: M B
authors: MB
authors: Toporcer
authors: G R
authors: GR
authors: Kantor
mesh_terms: D000009:Abdominal Muscles; D000368:Aged; D005260:Female; D006801:Humans; D010859:Pigmentation Disorders / Q000473:pathology*; D011561:Pseudoxanthoma Elasticum / Q000473:pathology*; D014472:Umbilicus