Autoimmune purpura...

5 years old male presented with rashes ..on the lower limb..since one week .and increasing ..not associated with itching ..joint pain or swelling ..diagnosis and management..please

50 female with 3 week history of pruritic, erythematous, maculopapular rash first beginning on right shin, and on left shin several days later. No significant medical history. No medications. No allergies. Physical exam unremarkable. Does have a history of atopic dermatitis, but in the past and very mild.

12 yr old male complains of itching and rash in right leg and fever for 2 days

12 years female Itching and no burning Multiple red rashes on the both legs. What is diagnosis ! Treatment ?

A 74-year-old male with itching red dots on BLE from ankle to mid-leg. Dots coincide with where sock ends. The patient indicates that he suspects certain socks as the cause. The start of a rash occurred 6 months ago. The patient advised to stop wearing high socks. Rash appears only on leg. Foot and above sock line are spared. What would you advise?