|Description:||Seen from an anterior perspective, this patient had contracted a nocardiosis infection of his right upper arm due to Gram-positive Nocardia brasiliensis bacteria, which had manifested into a cellulitic inflammation known as an actinomycotic mycetoma. The patient had lifted, and abducted his arm, revealing the arm’s medial surface. Also see PHIL 14738, 14740 and 14742, for anterior, lateral and posterior views respectively.|
Overall, 80% of nocardiosis cases present as invasive pulmonary infection, disseminated infection, or brain abscess; 20% present as cellulitis. Pulmonary infection commonly presents with fever, cough, or chest pain. Central nervous system (CNS) symptoms include headache, lethargy, confusion, seizures, or sudden onset of neurologic deficit.