Primary Subcutaneous Abscess and Osteitis Caused by Nocardia asteroides.

: We describe the case of a 84-year-old man with a subcutaneous abscess and osteitis of the lower limb caused by Nocardia asteroides. Attention is drawn to the infrequency of Nocardia asteroides cutaneous infection without previous pulmonary involvement. Moreover, sulfonamides were surprisingly not effective in this case, but pefloxacin was.