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These fungi occupy outer epidermal surfaces. Infections are not inflammatory or invasive. Known as "cosmetic disease"
What infection is caused by Malassezia?
Tinea Versicolor or Pityriasis versicolor. Produces scaling which interferes with pigmentation. Results in spotty or mottled appearance.
What is the Tinea of the body?
The Groin (Jock itch)
Tinea pedis (Athlete's foot)
fungal infections beneath the skin caused by saprophytic fungi that live in soil and on vegetation
What organism caused Sporotrichosis?
Spotothrix. Common name of disease Rose Gardener's disease. Found in soil and dead things.
Introduced by thorns or splinters.
How Sporotrichosis is transmitted?
Penetration of skin - Fungus grows forming hard nodule- Enlarges to bubo- becomes necrotic. Breaks through skin and drains. Often progresses along lymphatic channels.
What organism caused Chromoblastomycosis?
Fonsecaea. Chracterized by verucoud (Though, warty) lesions. Generally no painful- many individuals dont seek for treatment- disease continues to progress.
infect weakended state fungal disease, caused by normal microbiota or environmental fungi
What organism caused Candidiasis AKA Trush?
Candida albicans. Numer 1 nosocomial infections.
Infections run from Superficial skin to Fatal systemic.
Widespread yeast, normal flora of: oral cavity, genitalia, and large intestine. Increase risk of infection in age, pregnancy, use of birth control pills, immunodeficiency, antibiotic therapy, and providing a warm moist environment against the skin
Trush/ Oral candidiasis
Common in newborns who pick it in passage through the vagina. White milk like growth covering the mucus membranes of the oral cavity.
Vaginitis: Itching, burning sensation, white "cheesy" discharge. May become systmeic. Meninges and heart tissue involved.
PARASITIC INFESTATION OF SKIN
Parasitic organisms such as protozoa and helminth can infect the skin and cause disesa conditions
Caused by the tiny mite Sarcoptes, which burrow in the skin to lay eggs. It can break into the skin but dont diseminate systemic
Caused by the lice "Pediculus humanus capitatis" (head louse). P.h. corporis ( body louse). Feed on blood. Lay eggs (nits) on hair
a chronic contagious viral disease marked by inflammation of the conjunctiva and cornea of the eye and the formation of scar tissue. Cause blindness
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