Bites and Infestations

Question 1

what is a lice infection on the scalp calleD?

Answer 1

pediculosis capitis

Question 2

what organism causes lice?

Answer 2

pediculus humanus capitis

Question 3

what is the OTC med for lice?

Answer 3

1% permethrin

Question 4

what is the drug to give for lice that are resistant to permethrin?

Answer 4

ivermectin

Question 5

what is the most common symptom of scabies?

Answer 5

itching

Question 6

how do you image for scabieS?

Answer 6

skin scraping with oil prep

Question 7

what is the organism that causes scabies?

Answer 7

sarcoptes scabiei

Question 8

how does scabies spread?

Answer 8

direct contact

Question 9

what are common sites for scabies lesions?

Answer 9

finger webs, waistline, umbilicus, breast, axilla scrotum

Question 10

what are scabies burrows?

Answer 10

linear marking in skin due to movement of the mites

Question 11

describe the scabies lesions

Answer 11

eryhtematous papules throughout trunk and extremities

Question 12

what are two drugs used to treat scabies?

Answer 12

permethrin cream and ivermectin (oral)

Question 13

edematous papules all over the body may mean what?

Answer 13

bed bugs

Question 14

what is the organism that causes bed bugs

Answer 14

cimex lectularius

Question 15

what is treatment for bed bugs?

Answer 15

nothing let resolve

Question 16

how does the lesion from a brown recluse spider appear?

Answer 16

a hemorrhagic bulla at center with area of white ischemia then another area of eryhtema (redness)

Question 17

where does brown recluse live?

Answer 17

dark areas like an attic

Question 18

what can happen to wound from brown recluse bite?

Answer 18

can necrose and form deep ulcer