Nitrogen Metabolism Flashcards
Congenital deficiency of Homogentisic acid oxidase
Alkaptonuria
Phenylalanine hydroxylase deficiency
Phenylketonuria
Tyrosinase deficiency
Albinism
Autoimmune destruction of melanocytes
vitiligo
Congenital impairment of melanin synthesis
albinism
A-ketoacid dehydrogenase deficiency
Maple syrup urine disease
Inherited defect of renal tubular amino acid transporter for Cysteine Ornithine Lysine Arginin
Cystinuria
Cystathionine synthase deficiency
Homocystinuria
Kidney stone that favors ALKALINE urine
Struvite stone
Mg alkaline phosphate
Mental retardation Growth retardation Fair skin Eczema Musty odor
PKU
Urine turn black on standing
Connective tissue is dark
Debilitating arthralgias
Alkaptonuria
⬆️ risk of skin cancerlack of migration of neural crest cell
Albinism
Tall stature
Mental retardation
Osteoporosis
Lens sublaxation (downward and inward)
Hocystinuria
Photosensitivity
Abdominal pain
Neuropsychiatric symptoms
Porphyrias
2 enzymes deactivated by LEAD POISONING
Ferrochelatase
ALA dehydratase