Hereditary multiple exostoses

Case contributed by Mohammad Taghi Niknejad
Diagnosis certain

Presentation

Multiple areas of swelling in lower limbs with deformity.

Patient Data

Age: 40 years
Gender: Female
x-ray

Multiple bony outgrowths (away from the joint) are noted at bilateral lower limbs especially around the knee joints.

Case Discussion

Features are consistent with hereditary multiple exostoses, also known as diaphyseal aclasis, is an autosomal dominant condition, characterized by the development of multiple osteochondromas.

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