DERMATOLOGY – BITES, STINGS, PEDICULOSIS,
SCALY DERMATOSES AND PSORIASIS EXAM
QUESTIONS AND ANSWERS 2025
what is the presentation of a mosquito bite?
welt and itching
what is the presentation of a flea bite?
multiple and grouped, primarily on legs and ankles, small red papules
what is the presentation of bedbugs?
- cluster of 2 and 3, in a straight line
- common on exposed areas of skin
- intense itching
what is the presentation of chigger bites?
- red papule
- intense itching
- skin may harden forming a tiny tube
,what is the presentation of tick bites?
-itching papules
- usually disappear in 1 week
what is the presentation of scabies bites?
- inflammation
- intense itching
- commonly found between fingers/wrists/genitalia/butt/axillary folds
what 3 bites should you ALWAYS refer for medical attention?
ticks, scabies, and spider
what are 2 complications of ticks?
- lyme disease
- rocky mountain spotted fever
What complication of ticks is characterized by acute flu like symptoms and a Bull's
eye rash?
lyme disease
, It’s important to remove a tick within what timeframe?
36 hours
how is scabies transmitted?
skin to skin contact
Scabies requires prescription therapy to treat, what is that medication?
permethrin 5% cream (elimite)
What are the 3 types of spiders that area able to penetrate the skin with their
venomous bite?
black widow, brown recluse, hobo
spiders:
All species are _______, most unable to _________ skin
venomous, penetrate
insect bites: exclusions for self-treatment:
- <___ years old
SCALY DERMATOSES AND PSORIASIS EXAM
QUESTIONS AND ANSWERS 2025
what is the presentation of a mosquito bite?
welt and itching
what is the presentation of a flea bite?
multiple and grouped, primarily on legs and ankles, small red papules
what is the presentation of bedbugs?
- cluster of 2 and 3, in a straight line
- common on exposed areas of skin
- intense itching
what is the presentation of chigger bites?
- red papule
- intense itching
- skin may harden forming a tiny tube
,what is the presentation of tick bites?
-itching papules
- usually disappear in 1 week
what is the presentation of scabies bites?
- inflammation
- intense itching
- commonly found between fingers/wrists/genitalia/butt/axillary folds
what 3 bites should you ALWAYS refer for medical attention?
ticks, scabies, and spider
what are 2 complications of ticks?
- lyme disease
- rocky mountain spotted fever
What complication of ticks is characterized by acute flu like symptoms and a Bull's
eye rash?
lyme disease
, It’s important to remove a tick within what timeframe?
36 hours
how is scabies transmitted?
skin to skin contact
Scabies requires prescription therapy to treat, what is that medication?
permethrin 5% cream (elimite)
What are the 3 types of spiders that area able to penetrate the skin with their
venomous bite?
black widow, brown recluse, hobo
spiders:
All species are _______, most unable to _________ skin
venomous, penetrate
insect bites: exclusions for self-treatment:
- <___ years old
