Ochronosis

Case contributed by Dr Mohammad Taghi Niknejad

Presentation

42 Y/O patient , a known case of alkaptonuria.

Patient Data

Age: 42
Gender: Male
Race: Middle eastern
X-ray

On spine xrays there is multi level intervertebral disc calcification with disc space narrowing. Mild chondrocalcinosis also is noted at auricle and nasal cartilages. 

A case of prof. Saeed Rad, Tabriz,Iran.

Case Discussion

The findings in a patient with known alkaptonuria are consistent with ochronosis. The term ochronosis usually refers to the bluish black discoloration of certain tissues, such as the ear cartilage and the ocular tissue, seen with alkaptonuria. Some authorities however refer to musculoskeletal manifestations of alkaptonuria as ochronosis.

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Case information

rID: 21293
Case created: 14th Jan 2013
Last edited: 15th Feb 2016
Inclusion in quiz mode: Included

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