It is the fifth disease on a list of skin rash diseases (Measles, scarlet fever, rubella, Filatov Dukes' disease, Erythema infectiosum or fifth disease)
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What perspiration factors discourage microbial growth?
salt in sweat inhibits many microorganisms; lysozyme is capable of breaking down the cell walls of certain bacteria and antimicrobial peptides
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Spread via mucous or saliva (usually children) â Fever and sore throat; rash on the hands, feet, mouth, and tongue, caused by enterovirus
Hand foot mouth disease
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You are examining a scraping of an infected cornea under the brightfield microscope and see eukaryotic cells. This is probably a case of
Acanthomoeba keratitis.
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The patient has scaling skin on his fingers. Conidiospores are seen in microscopic examination of skin scrapings. The etiology is
micosporum
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herpetic whitlow, fever blisters, herpes encephalitis are all caused by
HSV-1
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Transmitted via the respiratory route, moves into the bloodstream, and infects the skin; Two forms of the disease â 2 forms: Variola major has 20-60% mortality â Variola minor has <1% mortality
poxvirus (orthopoxvirus)
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25
What is the most common type of subcutaneous mycosis in the United States?
sporotrichosis; forms small ulcer on the hands and enter the lymphatic system in the area and forms more similiar lesions.
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Favors growth in moist environments, rod-shaped, produces pyocyanin, Produces exo- and endotoxins; grows in biofilms resistant to many types of disinfectants and antibiotics.
Pseudomonas aeruginosa
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What do Chlamydia trachomatis, adenovirus, Haemophilus influenzae and N. gonorrhea all have in common?
They are all causative agents of conjunctivitis
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Several individuals who frequently swim at a local community pool have developed infections. Some have developed a skin rash and others have developed a painful infection of the outer ear canal. What is the most likely etiologic agent?
Pseudomonas aeruginosa
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Furuncles, toxic shock syndrome, and scalded skin syndrome all are caused by which bacteria?
Staphylococcus aureus
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How do sporotrichosis and tineas differ?
sporotrichosis is a subcutaneous fungal infection where as tineas in a cutaneous fungal infection.