REVIEW: KEY TOPICS AND GUIDELINES |
COMPREHENSIVE FNP STUDY GUIDE,
EXAM PREP & CLINICAL REVIEW
MATERIALS
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,Papule Solid, elevated, palpable lesion less than 1 cm.
Plaque Elevated, flat-topped lesion greater than 1 cm,
often formed by confluent papules.
Vesicle Small, elevated, serous-fluid-filled lesion less
than 1 cm.
Bulla (bullae) Fluid-filled blister greater than 1 cm.
Pustule Elevated lesion containing purulent material.
Mole/nevus Localized, usually benign proliferation of
melanocytes; may be flat or raised and
pigmented.
Exanthem Widespread eruptive skin rash, often associated
with a viral or systemic illness.
Annular Ring-shaped lesion with central clearing.
Nummular/round/discoid Coin-shaped lesion.
Linear Lesions arranged in a line.
,Erythematous Red from increased cutaneous blood
flow/inflammation.
Morbilliform Measles-like, diffuse erythematous
maculopapular eruption.
Maculopapular Rash containing both flat macules and raised
papules.
Lyme disease Infection with Borrelia burgdorferi transmitted
by an infected Ixodes tick.
Erythema migrans Expanding erythematous lesion, sometimes with
central clearing ('bull's-eye'); it is a clinical
diagnosis and may be uniformly red.
First-line early Lyme treatment Doxycycline; amoxicillin or cefuroxime are
alternatives.
Rocky Mountain spotted fever Rickettsia rickettsii infection transmitted by ticks.
RMSF presentation Acute fever, severe headache, myalgias,
nausea/vomiting; rash often begins on
wrists/ankles and spreads centrally.
, Brown recluse spider bite Painful/tender lesion with a dusky blue or
violaceous center, pale halo, and surrounding
erythema ('red, white, and blue').
Plaque psoriasis presentation Chronic, sharply demarcated erythematous
plaques with silvery scale, classically on
extensor surfaces and scalp.
Auspitz sign Pinpoint bleeding after scale is removed.
Koebner phenomenon New psoriatic lesions develop at sites of skin
trauma.
Herpes zoster cause Reactivation of varicella-zoster virus.
Typical age/risk for herpes zoster Most common after age 50 or with
immunocompromise.
Animal bites Mammalian bites are contaminated wounds with
polymicrobial infection risk.
Cutaneous anthrax Skin infection with Bacillus anthracis spores.
Seborrheic keratosis 'Stuck-on' brown/tan/black growth.