Figure 1. Conventional chest x-ray showing a mass in the apex of the right lung

From

Desmoid Fibromatosis in the Brachial Plexus Mimicking an Ulnar Nerve Entrapment

Emelie Styring, Marie Ahlström, Pehr Rissler, Fredrik Mertens, Kasim Abul-Kasim, Lars B. Dahlin

American Journal of Medical Case Reports. 2019, 7(3), 36-40 doi:10.12691/ajmcr-7-3-2