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Lecture 10 (Scabies (S/Sx (intense itching, pimple like irritations,…
Lecture 10
Scabies
S/Sx
intense itching
pimple like irritations
lesions common between fingers
Pathogen and Virulence Factors
sarcoptes scabiei
inflammation and damage to nerve endings occur
Pathogenesis and epidemiology
may take 4-6 weeks to become noticable
itching blisters occur when female mites lay eggs
remain on skin for a month
dx, tx, & prevention
observed through skin samples
use good personal hygiene
caused by an arachnid
Leishmaniasis
zoonosis
pathogen and virulence factors
protozoan transmitted by female sand flies
S/Sx
Cutaneous
Mucotaneous
Visceral
pathogenesis and virulence factors
epidemic in some tropics and subtropics
dx, tx, & prevention
microscopic examination
most cases heal without treatment
reduce exposure to reservoir host