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Dictionary » Ochronosis


Introduction: Ochronosis

Description of Ochronosis

Ochronosis (medical condition): A rare disorder where the abnormal accumulation of a...more »

See also:

  »Introduction: Alkaptonuria
  »Symptoms of Alkaptonuria

Ochronosis: an accumulation of dark pigment in cartilage and other connective tissue; usually a symptom of alkaptonuria or phenol poisoning.
Source: WordNet 2.1

Ochronosis: An inborn error of amino acid metabolism resulting from a defect in the enzyme homogentisate 1,2-dioxygenase and causing an accumulation of homogentisic acid in the urine. The condition is characterized by ochronosis in various tissues and arthritis.
Source: Diseases Database

Ochronosis: The yellowish discoloration of connective tissue due to deposition of HOMOGENTISIC ACID (a brown-black pigment). This is due to defects in the metabolism of PHENYLALANINE and TYROSINE. Ochronosis occurs in ALKAPTONURIA, but has also been associated with exposure to certain chemicals (e.g., PHENOL, trinitrophenol, BENZENE DERIVATIVES).
Source: MeSH 2007

Ochronosis: Related Topics

These medical condition or symptom topics may be relevant to medical information for Ochronosis:

Ochronosis: Rare Disease

Office of Rare Diseases (ORD) of the National Institutes of Health (NIH)

Ochronosis is listed as a "rare disease" by the Office of Rare Diseases (ORD) of the National Institutes of Health (NIH). This means that Ochronosis, or a subtype of Ochronosis, affects less than 200,000 people in the US population.
Source - National Institutes of Health (NIH)

Ochronosis as a Disease

Ochronosis: Another name for Alkaptonuria (or close medical condition association).
  »Introduction: Alkaptonuria
  »Symptoms of Alkaptonuria

Ochronosis: Related Diseases

Ochronosis: Ochronosis is listed as a type of (or associated with) the following medical conditions in our database:

Symptoms of Ochronosis (Alkaptonuria)

Some of the symptoms of Ochronosis incude:

Ochronosis: Related Disease Topics

These medical disease topics may be related to Ochronosis:

Terms associated with Ochronosis:

Terms Similar to Ochronosis:

Source: Diseases Database

Source - NIH

Broader terms for Ochronosis

Source - MeSH 2007

Source - WordNet 2.1

Hierarchical classifications of Ochronosis

The following list attempts to classify Ochronosis into categories where each line is subset of the next.

WordNet 2.1

  • symptom
  • evidence,grounds
  • information
  • cognition,knowledge,noesis
  • psychological feature

Source: WordNet 2.1

MeSH 2007 Hierarchy:

External links related to: Ochronosis

Source: Diseases Database

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