Infestations and Bites Flashcards
Distance of nits from the scalp
Tells you how long the pt has had lice
The bug in lice
Pedicuclosis capitis
Key symptom of lice
ITCHING!
Tx of lice
Permethrin, Ivermectin, burning clothing/bedding, washing in hot water
Myiasis
Larvae (maggots) from flies
What do you use to see scabies microscopically?
Mineral oil prep
Manifestation of scabies
Pruritis, burrows, usually webs of fingers, groin, flexor wrists, axilla, areolae (spaces face/scalp unless infant or immunocompromised)
Tx of scabies
Permethrin, lindaine, sulfur ointment, ivermectin
Clinical manifestation of bed bugs
Breakfast, lunch, and dinner, vectors for Hep B
Manifestation of Chagas disease
Tend to bite face “kissing bug”; unilateral eyelid edema (Romana sign)
Appearance of reduviid bugs (Chagas)
Tiger striped abdomen
Manifestation of fleas
Pruritic papules and vesicles on lower extremities, they jump!
Lone star tick appearance
White or red patch in center
Ixodes deer tick appearance
Has a yellow outline of abdomen
Dermacentor - American dog tick appearance
Has a white pattern on back
Disease of amblyoma ticks
Ehrlichiosis, Souther Tick-Associated Rash Illness
Disease of dermacentor
RMSF, tick paralysis
Diseases of ixodes tick
Lyme disease, babesiosis, anaplasmosis
Appearance of black widow
red hourglass on abdomen
Manifestation of black widow bite
PAINFUL, muscle spasms, abdominal pain, sweating
Appearance of brown recluse spider
Fiddle on back
Manifestation of brown recluse bite
NOT PAINFUL, ulceronecrotic skin lesion, DIC, hemolytic anemia
Funnel web spider (Hobo spiders)
STAY THE FUCK AWAY FROM IT
Appearance of tarantulas
Hairy legs
Manifestation of Chagas disease
Parasite affects ANS, get cardiomegaly, megacolon, and dilated esophagus
