Lessions over body

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

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

The classical sites for the which skin disease ?

10 yrs m ch with these lesions with itching & no fever Dx nd Rx

One yr old male baby having this eruption all over body since two months c/o itching