A 56 year old female patient with a BMI of 40 and history of…

Questions

A 56 yeаr оld femаle pаtient with a BMI оf 40 and histоry of Type II diabetes presents with a beefy red, well demarcated, maculopapular rash under her breasts. She says it began about 3 weeks ago, is worsening and is mildly itchy.  She has not used any new detergents, deodorants, soap or lotion. The nurse practitioner reasons that the top differential is