Pulmonary metastases - cannon ball

Case contributed by Desiré Ciske Havinga
Diagnosis certain

Presentation

Follow up chest x-ray in known breast cancer patient.

Patient Data

Age: 50 years
Gender: Female

The most obvious finding is that of numerous bilateral round hyperdensities of variable sizes of the pulmonary parenchyma, so-called "cannonball metastases" in this clinical picture.

Right mastectomy.

The trachea and mainstem bronchi remain patent and central.

Case Discussion

This appearance is considered pathognomonic for metastases.

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