White spots on face of young children are not because of calcium deficiency.This is a type of an endogenous eczema

Herpes zoster or shingles is due to reactivation of the chicken pox virus which is thete in the body in a dormant state.It is slightly more common in diabetics

Alopecia areata

Loss of hair in patches
Disturbing
Autoimmune in nature

Lichen planus

A common disorder
5 p
Papule
Plane top
Pruritic
Purple
Polygonal

Melasma is very common in women

Hair fall

Warts

Fungal infections

Acne

Treatment of pimples or acne has been revolutionized by use of isotretinoin

Pemphigus

Treatment of pemphigus is more easy with use of rituximab and intravenous immunoglobulins

Vitiligo

It is an interesting disorder
Treatable if diagnosed early
Cosmetic effect only
Lot of research is being done
We have lots of treatments available
Medical and surgical