Case contributed by Dr Mohammad Taghi Niknejad


Known case of alkaptonuria.

Patient Data

Age: 45 years
Gender: Male

There is osteoporotic bones with multi level intervertebral disc calcification and disc space narrowing. 

Case Discussion

The findings in a patient with known alkaptonuria are consistent with ochronosisThe term ochronosis usually refers to the bluish black discoloration of certain tissues, such as the ear cartilage and the ocular tissue, seen with alkaptonuria. On imaging, the most particular presentation is on the spine, with osteoporotic bones and dense disc calcifications.

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Case information

rID: 61667
Published: 13th Jul 2018
Last edited: 10th Sep 2019
Inclusion in quiz mode: Included
Institution: Tabesh medical imaging center

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