Dandruff of the Head (Pityriasis Simplex Capitis): Symptoms, Complaints, Signs The following symptoms and complaints may occur at the same time as pityriasis simplex capitis (dandruff of the head): Redness of the scalp Pruritus (itching) of the scalp Weeping skin areas Pustules – accumulation of pus in the skin. Alopecia androgenetica – hormone-induced hair loss. Seborrhea – increased sebum production.