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Dermatophyte Infect.

Dermatophyte

QuestionAnswer
Is the disease viral, bacterial, fungal, worm or protozoan? Fungal
What is the genus species name of the causative agent? Tinea infections (ring worm, athlete’s foot) Scalp: T. Capitis, Beard: T. barbae, Body: T. Corporis, Groin: T. Cruris, Foot: T. Pedis, Hand: T. Manuum, Nail: T. Unguium
How is it transmitted? How does a person get the infection? Capitis: other children/adults or domestic animals; Barbae: animals; Corporis: humans, animals, soil, direct contact or formites; Cruris: Humans; Pedis:closes, moist, warm feet& humans; Manuum: feet; Unguium: fake nails
What are the general signs and symptoms of an infected person? What body systems/organs are involved? Capitis, Barbae, Corporis, Cruris, Pedis Capitis: small scaly patches (gray patch), severe inflam. reaction (kerion), destruc. of hair follicles/ perm. hair loss; Barbae: "barber's itch"; Corporis:1+ scaly, reddish rings on smooth/bare skin; Cruris: "jock itch"; Pedis: small blisters btwn toes
Are there any toxins or factors that increase the virulence of the pathogen? Poor hygiene
How is the agent commonly identified? How is confirmation of agent made? Direct microscopic examination and culturing. ultraviolet light can diagnose tinea of the scalp samples of hair or skin treated with heated KOH show a thin, branching fungal mycelium if infection is present
How does each bacterial pathogen stain for gram, endospore, capsule, acid fast? What shape does each bacteria have?
What are the general signs and symptoms of an infected person? What body systems/organs are involved? Manuum, Unguium Manuum: lesions on fingers, and palms of one hand, vary from white and patchy to deep and fissured; Unguium: superficial white patches in nail bed, thickening, distortion, darkening of nail
Are there any special (classic) signs or symptoms that characterize the disease/infection? red, itchy scales
Is there a treatment or cure available? What are the most common antibiotics given? topical antifungal ointment containing tolnaftate, miconazole, menthol and camphor (Vicks) Lamisil, griseofulvin gentle debridement of skin and ultraviolet light treatments
Is there a vaccine available? No
How can transmission be prevented? good hygiene, avoiding contact with infected people or animals
Created by: 1005641882
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