The NCCPA™ PANCE Dermatology Content Blueprint covers three dermatologic bacterial infections
Cellulitis (ReelDx) | Patient will present as → a 64-year-old female with a 4 cm × 7 cm edematous, red, hot tender area on the left thigh. The lesion has gotten larger over the past 6 hours. She tells you she has also had a low-grade fever and some chills. On physical exam, there is a poorly demarcated 12cm red and tender plaque on her right calf. Some parts resemble an orange peel. There is a superficial cut in the middle of the plaque. Acute bacterial skin and skin structure infection of the dermis and subcutaneous tissue; characterized by pain, erythema, warmth, and swelling. Margins are flat and not well demarcated.
DX: culture taken of all purulent wounds and follow up in 48 hours Treat mild cellulitis (MSSA) with Cephalexin or Dicloxacillin
Treat methicillin-resistant Staphylococcus aureus infection (MRSA) with
|
Erysipelas | Patient will present as → a 19-year-old female with a painful rash on her left leg. She has a small bug bite in the same area about three weeks ago. Since then, the area has become red, painful, and hot. On physical exam, you not a shiny, raised, indurated, and tender plaque-like lesions on the left leg. The redness is well-demarcated and hot to the touch. You send her home on penicillin. A distinct form of cellulitis notable for acute, well-demarcated, raised superficial bacterial skin infection with lymphatic involvement almost always caused by Group A strep (strep pyogenes)
DX: culture and sensitivity TX:
|
Impetigo | Patient will present as → a 5-year-old girl with crusting facial lesions present for 3 days. The mother reports that prior to the development of the facial lesions her daughter was scratching at insect bites. Examination reveals a red facial rash with a golden “honey-colored crust” and pruritus. Child < 6 y/o complaining of non-painful, pruritic lesions on the face
Treatment is topical mupirocin, dicloxacillin, cephalexin for more severe illness
|