ACTUAL QUESTIONS WITH CORRECT
ANSWERS
◉ long term affects of SJS/TEN. Answer: eye disorders
vulvovaginal and urinary sequelae
◉ causative agent of cellulitis. Answer: gram + cocci
group A B-hemolytic streptococci and staphylcococcus aureus
◉ risk factors for cellulitis. Answer: prior trauma, underlying skin
lesion, DM, pedal edema, venous and lymphatic compromise, IV drug
use
◉ cellulitis of the L.E. of the elderly is often complicated by?.
Answer: DVT
◉ Gram negative rods causing cellulitis. Answer: e. coli
◉ gram negative bacilli causing cellulitis in neutropenic and
immunosuppressed patient. Answer: serratia, proteus, enterobacter,
and fungi (cryptococcus neoformans)
,◉ Facial or upper extremity cellulitis. Answer: H. influenzae
◉ patient with DM, cellulitis pathogens. Answer: streptococci and
staphylococci
◉ Erysipelothrix rhusiopathiae. Answer: A cause of disease in swine,
turkeys, and marine mammals, including diamond skin disease.
◉ Aeromonas. Answer: gram negative bacillus; freshwater exposure
◉ vibrio. Answer: salt water exposure
◉ confirm the diagnosis of cellulitis. Answer: lymph node
enlargement and lymphatic streaking (lymphangitis)
◉ differential diagnosis of cellulitis. Answer: DVT and necrotizing
fasciitis
◉ necrotizing fasciitis. Answer: very toxic appearing, bullae,
crepitus, anesthesia of the involed skin, overlying skin necrosis,
evidence of rhabdomyolysis (elevated creatinine phosphokinase),
disseminated intravascular coagulation
, ◉ management of cellulitis. Answer: abx coverage for both
streptococci and staphylococci
outpatient duration 5 days
Mild cellulitis (nonpurulent)
- penicillin V-K
- cephalexin
- Dicloxacillin
- allergy to penicillin: clindamycin or doxy
◉ CA-MRSA Cellulitis Treatment. Answer: Doxy
TMP-SMX
Clindamycin
linezolid
◉ MSSA cellulitis treatment. Answer: Dicloxacillin
cephalexin
TMP-SMX DS
◉ inpatient therapy for cellulitis. Answer: nafcillin or oxacillin
cefazolin
◉ MRSA cellulitis inpatient therapy. Answer: Vanc