Oncohema Key

Gastroenteritis Contact Precautions Gastroenteritis (also called intestinal flu, traveler’s diarrhea, dysentery, viral or bacterial enteritis, and food poisoning) is an inflammation of the stomach and small intestine that is usually…

Gas Gangrene Gas gangrene is caused by local infection with the anaerobic, spore-forming, gram-positive rod Clostridium perfringens (or another clostridial species). It occurs in devitalized tissue and results from compromised…

Folliculitis Contact Precautions Folliculitis—a bacterial infection originating in the hair follicle—causes the formation of pustules. The infection can be superficial (follicular impetigo or Bockhart’s impetigo) or deep (sycosis barbae). Folliculitis…

Filariasis Filariasis is a parasitic infection that is classified according to the body cavity inhabited by the parasite. The areas most commonly affected are cutaneous and lymphatic, but other body…

Fifth Disease Droplet Precautions Fifth disease, also called erythema infectiosum, is an illness that mostly affects children ages 3 to 15 years but can also affect adults. Fifth disease causes…

Escherichia Coli Infection Contact Precautions The Enterobacteriaceae—a group of mostly aerobic, gram-negative bacilli—cause local and systemic infections, including an invasive diarrhea that resembles shigellosis and, more commonly, a noninvasive, toxin-mediated…

Erythrasma Erythrasma is a superficial, chronic skin condition that causes pink patches that develop into brown patches. These patches are commonly found in skin folds, such as under the breast…

Erysipelas Contact Precautions Erysipelas, also known as “St. Anthony’s fire,” is a skin infection caused by bacterial inoculation into an area of skin trauma, most commonly on the face or…

Epstein-Barr Virus A member of the herpes group, Epstein-Barr virus (EBV) is one of the most common viral infections and affects most people at some point during their life. The…

Epiglottitis Droplet Precautions Epiglottitis, also known as supraglottitis, is an acute inflammation of the epiglottis and surrounding area. It is a life-threatening emergency that rapidly causes edema and induration of…