c/o itching

25 year female with H/O itching and characteristic lesions on back and on both legs since 3 weeks. Diagnosis?

Patient having this complaint since 3-4 yrs he is a 8 yr old boy no itch during day time but itchy at night a thin discharge slight yellow in color please suggest the diagnosis

45 y f these types of lesions on hands and legs with itching sence 4 months

Itching ++ at night Since last 2-3 month Also on back side

This type of Follicles since 5 days..What is diagnosis and treatment???