Our Pycnodysostosis Main Article provides a comprehensive look at the who, what, when and how of Pycnodysostosis

Definition of Pycnodysostosis

Pycnodysostosis: An inherited disorder of bone that causes short stature and abnormally dense brittle bones. Pycnodysostosis can be due to a defect in the enzyme cathepsin K. Sometimes spelled pyknodysostosis. The French artist Toulouse-Lautrec is thought to have had this disease. No specific treatment is available.

Last Editorial Review: 7/1/2016

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