Ochronosis, often called alkaptonuric ochronosis, is an autosomal recessive metabolic disorder that causes an excess of homogentisic acid, resulting in adverse pigmentation, calcification, ...
Alternate Names : AKU, Alcaptonuria, Homogentisic acid oxidase deficiency, Alcaptonuric ochronosis
Definition
Alkaptonuria is a rare condition in which a person's urine turns a dark brownish-black color when exposed to air.
ochronosis
kr nss noun a condition in which cartilage ligaments and other fibrous tissue become dark as a result ...
ocular ...
Ochronosis
Most treatment of AKU is directed at the diseased joints. The treatment for ochronosis is the same as for other forms of degenerative arthritis.
Early-onset ocular ochronosis in a girl with alkaptonuria (AKU) and a novel mutation in… more…
Perioperative Management of Patient… ...
Aromatic (Phenylketonuria, Alkaptonuria, Ochronosis, Tyrosinemia, Albinism, Histidinemia) - Branched-chain Organic acidemias (Maple syrup urine disease, Propionic acidemia, Methylmalonic acidemia, Isovaleric acidemia, ...
Alkaptonuric Ochronosis
Alkeran - Medication
Alkeran I.V. - Medication
All Day Allergy - Medication
All Day Allergy Children's - Medication
All Day Allergy-D - Medication
All Diabetic International (ADI) - Support Group ...
Alkaptonuric Ochronosis
Allan-Herndon syndrome
Allan-Herndon-Dudley Syndrome
Allen Test
Allergic Angiitis and Granulomatosis
Allergic Granulomatosis
Allergic Granulomatosis and Angiitis
Allergic Granulomatous Angiitis of Cronkhite-Canada ...
acids ; alkaptonuric ochronosis ; amino acid ; arthritis ; autosomal ; autosomal recessive ; cartilage ; cell ; compound ; connective tissue ; deficiency ; enzyme ; gene ; inborn errors of metabolism ; incidence ; joint ; kidney ; kidney stones ; ...
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Ochronosis, a buildup of dark pigment in connective tissues such as cartilage and skin, is also characteristic of the disorder. This blue-black pigmentation usually appears after age 30.
The condition is usually diagnosed in adults and causes dark skin pigmentation (ochronosis) and arthritis. Urine turns dark when exposed to air because of oxidation products of homogentisic acid.
AKU; Alcaptonuria; Homogentisic acid oxidase deficiency; Alcaptonuric ochronosis
Causes, incidence, and risk factors
A defect in the HGD gene causes alkaptonuria.
Bluish black pigmentation of connective tissue (ochronosis) and arthropathy occur with pigmented deposits in joints with Calcification: Calcium (chalk) deposits, e.g. on blood vessel walls. \r\n \r\n \r\n \r\n '); ...
Deficiency of this enzyme leads to the three cardinal features of alkaptonuria --the presence of homogentisic acid in the urine, ochronosis (bluish-black pigmentation in connective tissue), and arthritis.
Occupational Therapy for Arthritis (Arthritis Physical and Occupational Therapy)
OCD - Obsessive-Compulsive Disorder
OCD (Obsessive Compulsive Disorder (OCD))
Ochronosis (Alkaptonuria)
OCPs - Oral Contraceptives ...
 See also: Alkaptonuria, Deficiency, Symptom, Arthritis, Alcaptonuria
  
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