herpes zoster of left v1 dermatomal skin - uncrusted

herpes rash uncrusted contagious health infection medical virus dermatology viral epidermis dermatome zoster raised human sickness varicella red allergic scratch dermatomal shingles treatment itchy hives acyclovir ill nerves neuralgia painful blister clinical itch chickenpox care symptoms inflamed severe vaccine inflammation risk reactivation body immune midline forehead v1 awful