What Is this Condition?

skin lesions also over forehead Diagnosis and treatment

diagnosis and treatment for 8 yr old boy with lesions from birth..

12 year old having this type of itchy lesions since one week. No history of fever. Spot the diagnosis???

H/O patient age 28 year old , weight 105 kg. sclap itching and silver plaque remove from head since 2013 . took a treatment only ketoconazole 1% and coal tar shampoo. so please suggest Diagnosis and best treatment?

32 yrs old male , working as Mason for last 14 yrs with history of this skin lesions from almost same time. No itching, burning . Dx and Rx ?