Mycobacterium scrofulaceum is a Group II atypical mycobacterium commonly associated with lymphadenitis in children. An adult is described with a rapidly enlarging preauricular mass. Culture of biopsied material isolated M. scrofulaceum, a rare cause of disease in nonimmunocompromised adults. M. scrofulaceum is usually resistant to multiple chemotherapeutic agents used for the treatment of tuberculosis. Treatment is by surgical excision of the nodes and overlying skin.
Diagnosis, Differential Humans