A member asked:

Slightly darker skin line ext both sides where butt cheeks meet. dr said use antibact. soap and got dermatitis in crack. rx'd 2.5% steroid in crack area. rash gone. this looks re 'dirty' & dry skin. ?

2 doctors weighed in across 2 answers

Cortisone creams: can cause blanching or depigmentation of local skin.

Answered 12/8/2019

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Wash it out: The inflammation, from whatever the cause, was relieved with the Steroid cream. The area you describe sounds like left over dead skin/cells. Just use your usual soap and warm water

Answered 5/20/2014

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