alcaptonuria
/ælˌkæptəˈnʊriə/
noun
- A rare inherited disorder in which the body cannot break down certain amino acids, causing urine to turn dark when exposed to air and sometimes leading to joint problems.
- The genetic test confirmed that the child had alcaptonuria.
- Alcaptonuria is often noticed in infancy when diapers stain dark.
- People with alcaptonuria may develop arthritis later in life.
Synonyms