Cryptococcosis
Cryptococcosis Cryptococcosis, also called torulosis or European blastomycosis, is caused by a fungus—usually Cryptococcus neoformans—that is found in soil and bird droppings. C. gattii, another species, less commonly causes symptoms…
Creutzfeldt-Jakob Disease
Creutzfeldt-Jakob Disease Creutzfeldt-Jakob disease (CJD) is a rare, rapidly progressive viral disease that attacks the central nervous system, causing dementia and such neurologic signs and symptoms as myoclonic jerking, ataxia,…
Coxsackievirus Infection
Coxsackievirus Infection Contact Precautions Coxsackieviruses, members of the Enterovirus family, are divided into two groups, type A and type B. Type A viruses cause hand, foot, and mouth disease and…
Coccidioidomycosis
Coccidioidomycosis Coccidioidomycosis, also called Valley fever or San Joaquin Valley fever, is caused by the fungus Coccidioides immitis and occurs primarily as a respiratory infection. Secondary sites of infection include…
Clostridium Difficile Infection
Clostridium Difficile Infection Contact Precautions C. difficile is a gram-positive anaerobic bacterium that typically produces two toxins, toxins A and B, and causes antibiotic-associated diarrhea. C. difficile infection is most…
Clonorchiasis
Clonorchiasis Clonorchiasis is an infection of the bile ducts caused by the Chinese liver fluke, Clonorchis sinensis. This chronic disease sometime lasts 30 years or longer but is rarely fatal….
Chromomycosis
Chromomycosis Chromomycosis is a slowly spreading fungal infection that involves the skin and subcutaneous tissue. It usually affects the upper or lower extremities but may also involve the buttocks, ears,…
Chlamydia Trachomatis Infection
Chlamydia Trachomatis Infection Chlamydial infections—including urethritis in men and urethritis and cervicitis in women—are linked to the organism C. trachomatis. Trachoma inclusion conjunctivitis, a chlamydial infection that rarely occurs in…
