Karan Lal, DO, a Dermatologist in Scottsdale, AZ, shares tips on how to make a differential diagnosis of seborrheic dermatitis including what signs to look out for in patients with darker skin tones. Dr. Lal also discusses how the approval of roflumilast foam, 0.3% (Zoryve, Arcutis) is changing the way that these patients are treated.