Ochronosis = التمعر

Ochronosis = التمعر  ALKAPTONURIA      (ochronosis).     Alkaptonuria , or homogentisic acid oxidase (HGO) deficiency, is a rare metabolic disorder. Excessive homogentisic acid (HGA) is excreted in the urine, which often turns dark, and HGA accumulates in connective tissues, including the dermis49 (ochronosis). Epidemiology Alkaptonuria is inherited as an autosomal recessive trait. Pedigrees suggestive […]

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