The differential diagnosis of groin mass includes multiple entities that can be classified using the acronym M (malformation/congenital) I (infectious/inflammatory) N (neoplastic) T (traumatic) (see discussion.) Some are common and some rare, and many are quickly differentiated by presenting clinical picture, imaging and biopsy. The patient pictured above had an incarcerated femoral hernia (see strangulated femoral hernia.)
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The patient whose CT scan is shown above demonstrates some pathognomonic findings associated with groin mass presentation. Identify the abnormalities and think through a quick differential before proceeding to the next frame.
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