<unk>  is an infectious disease affecting either the lungs (pulmonary<unk>  or the whole body (systemic<unk> . It is due to infection by a bacterium of the genus Nocardia, most commonly Nocardia asteroides or Nocardia brasiliensis. It is most common in adult males, especially those with a weakened immune system. In patients with brain nocardia infection, mortality exceeds 80%; in other forms, mortality is 50%, even with appropriate therapy. It is one of several conditions that have been called "the great imitator". Cutaneous<unk>  commonly occurs in immunocompetent hosts.
Nocardiosis
Sporotrichosis
Tuberculosis
Infective endocarditis
Sycosis
Kyphosis 
Kyphosis
Loeffler endocarditis