Oncohema Key

Otitis Externa Otitis externa, also known as external otitis and swimmer’s ear, is inflammation of the skin of the external ear canal and auricle. The condition is most common in…

Opisthorchiasis Opisthorchis sinensis, also known as Clonorchis sinensis, is a trematode, or fluke, that causes infection in the liver. It is most commonly called the Chinese liver fluke. O. viverrini…

Norwalk Virus Infection Contact Precautions Norwalk virus, among a group called noroviruses, is a single-stranded RNA virus of the Caliciviridae family that causes acute gastroenteritis lasting 24 to 48 hours….

Nocardiosis Nocardiosis is an acute, subacute, or chronic bacterial infection caused by weakly gram-positive bacilli of the genus Nocardia—usually Nocardia asteroides. It can occur in cutaneous, lymphocutaneous, and subcutaneous forms…

Necrotizing Fasciitis Most commonly referred to as flesh-eating bacteria, necrotizing fasciitis is a progressive, rapidly spreading inflammatory infection located in the deep fascia that destroys fascia and fat with secondary…

Myocarditis Myocarditis is focal or diffuse inflammation of the cardiac muscle (myocardium). It may be acute or chronic and can occur at any age. In many cases, myocarditis fails to…

Mycotoxicosis Diseases caused by mycotoxins are called mycotoxicoses. Trichothecene mycotoxins are low-molecular-weight compounds produced by more than 350 species of fungi and are pathogenic to animals and humans. The T-2…

Mycobacterium Avium Complex M. avium complex consists of two species, M. avium and M. intracellulare. They together are referred to as M. avium-intracellulare. M. avium complex causes lung disease in…

Mumps Droplet Precautions Mumps, also known as infectious or epidemic parotitis, is an acute viral disease caused by a paramyxovirus. It causes painful enlargement of the salivary or parotid glands….