Coccidioides immitis

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Coc·cid·i·oi·des im·mit·is

(kok-sid'ē-oy'dēz i-mī'tis)
A dimorphic fungus widely distributed in desert and semiarid areas of the southwestern U.S., Mexico, and South and Central America; causes coccidioidomycosis, the clinical manifestations of which range from self-limited primary pulmonary infection to a disseminated fatal disease.


a genus of pathogenic fungi.

Coccidioides immitis
the etiological agent of coccidioidomycosis. A common infection in desert rats whose feces act as the vehicle for spread of the infection.
References in periodicals archive ?
Hemolytic Streptococcus Henoch-Schoenlein Purpura Streptococcus viridans Systemic Lupus Streptococcus pneumoniae Erythematosus Streptococcus zooepidemicus Membranoproliferative glomerulonephritis Staphylococcus epidermidis IgA nephropathy Staphylococcus aureus Wegener granulomatosis Brucella meningococcal Polyarteritis nodosa Leptospira corynebacterium Others Mycoplasma Medications Viral Toxins Varicella Antivenin Rubella Vaccines Cytomegalovirus Endogenous antigens Hepatitis A, B, and C Thyroglobulin Epstein-Bar Virus Organo-gold compounds Parvovirus B19 Measles Parotitis Enterovirus Parasitic Toxoplasma gondii Rickettsia Plasmodium malariae and falciparum Filaria Trichinella Fungical Coccidiodes immitis
1, 5) Similar to Histoplasma, most primary infections with Coccidiodes immitis are asymptomatic, but about 10% develop lung lesions, fever, cough, excess sputum, and pleuritic pains along with San Joaquin Valley fever complex.
Morphologic appearance differs from that of the fungus Coccidiodes immitis, in which spores contain internal microsporules (10).