Hypertrophic pulmonary osteoarthropathy

Case contributed by Jayanth Keshavamurthy
Diagnosis almost certain

Presentation

Knee pain.

Patient Data

Age: 52
Gender: Female

Thick, solid, wavy periosteal reaction is noted adjacent to the distal femurs bilaterally. Some periosteal reaction was noted adjacent to the proximal tibias and fibulas bilaterally.

These findings would be consistent with hypertrophic pulmonary osteoarthropathy.

Right upper lobe lung mass.

Case Discussion

This patient has a history of lung cancer.  It is one of the commonest primary malignancies to be associated with HPOA.

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