Are white flakes associated with scalp ringworm? is it a sign that it's improving or what?

Scalp rash: Ring worm of the scalp, is not a worm, but a fungus infection, that almost always only seen in children.. The get a thick rash, and often there is an area where the hair does not grow.White flakes on the scalp is called dandruff and is caused most often by seborrheic dermatitis or psoriasis, both chronic and treatable, not curable, conditions. Try to use dandruff shampoos, very often.

Ring Worm: Ringworm is a common fungal skin infection otherwise known as tinea. Ringworm most commonly affects the skin on the body (tinea corporis), the scalp (tinea capitis), the feet (tinea pedis, or athlete's foot), or the groin (tinea cruris, or jock itch). http://www.webmd.com/skin-problems-and-treatments/ss/slideshow-ringworm