CTICasesScrofuloderma
Imaging findings
Chest and neck CT show extensive, necrotic, conglomerate mediastinal and cervical lymphadenopathy with sinus tracts extending to and draining onto the skin of the neck and chest wall, in a homeless patient with a positive QuantiFERON test.
Key takeaways
Scrofuloderma (tuberculosis cutis colliquativa) is a form of cutaneous tuberculosis that results from direct extension of an underlying tuberculous infection (such as necrotic tuberculous lymphadenopathy) to the skin, leading to chronic draining sinus tracts and skin ulceration.
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