Clinical Features:

• Hypopigmented macules on the face of children, which is much more noticeable in dark-skinned individuals
• May be a variant of seborrheic dermatitis or atopic dermatitis
• Possibly caused by Pityrosporum infection

Histologic Features:

• Hyperkeratosis with patchy parakeratosis
• Mild acanthosis
• Spongiosis
• Upper dermal perivascular lymphocytic infiltrate
• Decreased basal layer melanin with normal to decreased numbers of melanocytes

Cases associated with this book:

Pityriasis alba
Author: Artur Zembowicz M.D. Ph.D.

Conference: DermatopathologyConsultations.com Teaching Collection