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Dermatology Block > Infestations and Bites > Flashcards

Infestations and Bites Flashcards

1
Q

Distance of nits from the scalp

A

Tells you how long the pt has had lice

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2
Q

The bug in lice

A

Pedicuclosis capitis

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3
Q

Key symptom of lice

A

ITCHING!

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4
Q

Tx of lice

A

Permethrin, Ivermectin, burning clothing/bedding, washing in hot water

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5
Q

Myiasis

A

Larvae (maggots) from flies

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6
Q

What do you use to see scabies microscopically?

A

Mineral oil prep

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7
Q

Manifestation of scabies

A

Pruritis, burrows, usually webs of fingers, groin, flexor wrists, axilla, areolae (spaces face/scalp unless infant or immunocompromised)

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8
Q

Tx of scabies

A

Permethrin, lindaine, sulfur ointment, ivermectin

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9
Q

Clinical manifestation of bed bugs

A

Breakfast, lunch, and dinner, vectors for Hep B

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10
Q

Manifestation of Chagas disease

A

Tend to bite face “kissing bug”; unilateral eyelid edema (Romana sign)

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11
Q

Appearance of reduviid bugs (Chagas)

A

Tiger striped abdomen

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12
Q

Manifestation of fleas

A

Pruritic papules and vesicles on lower extremities, they jump!

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13
Q

Lone star tick appearance

A

White or red patch in center

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14
Q

Ixodes deer tick appearance

A

Has a yellow outline of abdomen

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15
Q

Dermacentor - American dog tick appearance

A

Has a white pattern on back

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16
Q

Disease of amblyoma ticks

A

Ehrlichiosis, Souther Tick-Associated Rash Illness

17
Q

Disease of dermacentor

A

RMSF, tick paralysis

18
Q

Diseases of ixodes tick

A

Lyme disease, babesiosis, anaplasmosis

19
Q

Appearance of black widow

A

red hourglass on abdomen

20
Q

Manifestation of black widow bite

A

PAINFUL, muscle spasms, abdominal pain, sweating

21
Q

Appearance of brown recluse spider

A

Fiddle on back

22
Q

Manifestation of brown recluse bite

A

NOT PAINFUL, ulceronecrotic skin lesion, DIC, hemolytic anemia

23
Q

Funnel web spider (Hobo spiders)

A

STAY THE FUCK AWAY FROM IT

24
Q

Appearance of tarantulas

A

Hairy legs

25
Q

Manifestation of Chagas disease

A

Parasite affects ANS, get cardiomegaly, megacolon, and dilated esophagus

Dermatology Block (12 decks)

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