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…
Chagas Disease
Chagas Disease Chagas disease, also known as American trypanosomiasis, is caused by the parasite Trypanosoma cruzi, which is transmitted by bugs called triatomines. The disease is common in Central America,…
Cellulitis
Cellulitis Cellulitis is an infection of either the dermis or subcutaneous layer of the skin that commonly follows damage to the skin. Bacteria enter the skin through cracks, peeling, insect…
Cat Scratch Disease
Cat Scratch Disease Cat scratch disease is a bacterial infection caused by the fastidious gram-negative bacillus Bartonella henselae. Most people with cat scratch disease have a history of being scratched…
