NU674 FINAL study guide questions and answers
2026\2027 A+ Grade
primary treatment for skin and soft tissue abscesses with or without adjunct abx tx
- correct answer I&D
most common place for cutaneous abscess to form
- correct answer buttocks, axillary, extremities
localized collections of pus that occur within the dermis and subcutaneous space; erythema, induration,
TTP, and fluctuant are main characteristics
- correct answer cutaneous abscess
when is wound packing NOT recommended for abscesses
- correct answer less than 5cm in diameter
where is the incision made when performing an I&D on an abscess
- correct answer directly over the center of the abscess
most common causes of skin and soft tissues infections
- correct answer Staph aureus or MRSA
how often can you give Narcan
- correct answer every 2-3min
how should patient be positioned to receive nasal Narcan
- correct answer supine, on their back
local anesthetic which rapid onset of action, but shorter duration for most skin procedures
- correct answer Lidocaine (Amides-Xylocaine)
,local anesthetic that has a slower onset but a long duration
- correct answer Bupivacaine (Marcaine)
steps to reduce pain with local anesthetic injection:
- correct answer stretch skin taut, pressure on skin surface around the site, 30G needed, enter at
90degrees, aspirate plunger (avoid IV placement), superficial placement first, allow to "set"
when and where to avoid use of Epi
- correct answer hx of tachyarrhythmia or vasospastic disease (Raynauds); distal to wrist, ankle, and
male genitalia
ratio when mixing Lido and Epi
- correct answer 10:1
shave biopsy is used for...
- correct answer exophytic lesions
punch biopsy is used for..
- correct answer rashes and endophytic lesions
when are pre-procedure abx indicated for skin biopsies
- correct answer prosthetic heart valve, joint replacement in past 2 yrs, hx of endocarditis, symptomatic
valvular heart disease
pre procedure antibiotic choice for skin biopsy
- correct answer amoxicillin 2g po 1 hr prior; OR clindamycin
cryotherapy is used for..
- correct answer viral warts and actinic keratosis (precancerous)
contraindications to cyrotherapy
- correct answer raynauds, pyoderma gangrenosum, cold urticaria, cryoglobulienemia, cold intolerance,
connective tissue disease
, skin condition characterized by hives or wheals that results from some trigger
- correct answer urticaria
acute urticaria lasts..
- correct answer less than 6 weeks
most common cause of acute urticaria
- correct answer viral
most common cause of chronic urticaria
- correct answer idiopathic
what medication should someone with chronic urticaria avoid
- correct answer Aspirin
treatment for papular urticaria
- correct answer topical steroid - low dose
first line treatment for urticaria
- correct answer non sedating antihistamines (allegra, claritin, zyrtec)
risk factor for anaphylaxis
- correct answer asthma
"Darrier's sign" is a symptom of what skin condition
- correct answer dermatographism
LDL normal range
- correct answer <100
HDL normal range
- correct answer >60
2026\2027 A+ Grade
primary treatment for skin and soft tissue abscesses with or without adjunct abx tx
- correct answer I&D
most common place for cutaneous abscess to form
- correct answer buttocks, axillary, extremities
localized collections of pus that occur within the dermis and subcutaneous space; erythema, induration,
TTP, and fluctuant are main characteristics
- correct answer cutaneous abscess
when is wound packing NOT recommended for abscesses
- correct answer less than 5cm in diameter
where is the incision made when performing an I&D on an abscess
- correct answer directly over the center of the abscess
most common causes of skin and soft tissues infections
- correct answer Staph aureus or MRSA
how often can you give Narcan
- correct answer every 2-3min
how should patient be positioned to receive nasal Narcan
- correct answer supine, on their back
local anesthetic which rapid onset of action, but shorter duration for most skin procedures
- correct answer Lidocaine (Amides-Xylocaine)
,local anesthetic that has a slower onset but a long duration
- correct answer Bupivacaine (Marcaine)
steps to reduce pain with local anesthetic injection:
- correct answer stretch skin taut, pressure on skin surface around the site, 30G needed, enter at
90degrees, aspirate plunger (avoid IV placement), superficial placement first, allow to "set"
when and where to avoid use of Epi
- correct answer hx of tachyarrhythmia or vasospastic disease (Raynauds); distal to wrist, ankle, and
male genitalia
ratio when mixing Lido and Epi
- correct answer 10:1
shave biopsy is used for...
- correct answer exophytic lesions
punch biopsy is used for..
- correct answer rashes and endophytic lesions
when are pre-procedure abx indicated for skin biopsies
- correct answer prosthetic heart valve, joint replacement in past 2 yrs, hx of endocarditis, symptomatic
valvular heart disease
pre procedure antibiotic choice for skin biopsy
- correct answer amoxicillin 2g po 1 hr prior; OR clindamycin
cryotherapy is used for..
- correct answer viral warts and actinic keratosis (precancerous)
contraindications to cyrotherapy
- correct answer raynauds, pyoderma gangrenosum, cold urticaria, cryoglobulienemia, cold intolerance,
connective tissue disease
, skin condition characterized by hives or wheals that results from some trigger
- correct answer urticaria
acute urticaria lasts..
- correct answer less than 6 weeks
most common cause of acute urticaria
- correct answer viral
most common cause of chronic urticaria
- correct answer idiopathic
what medication should someone with chronic urticaria avoid
- correct answer Aspirin
treatment for papular urticaria
- correct answer topical steroid - low dose
first line treatment for urticaria
- correct answer non sedating antihistamines (allegra, claritin, zyrtec)
risk factor for anaphylaxis
- correct answer asthma
"Darrier's sign" is a symptom of what skin condition
- correct answer dermatographism
LDL normal range
- correct answer <100
HDL normal range
- correct answer >60
