 [ Symptoms ] i have one pimple like blister near perianum it is not red or blisterish could this be gh  it does not itch and only burns during urination formed during the tail end of menstruation the surroundng area is raised skin and a little swollen [ Disease ] any skin lesion in or near the genital area should be evaluated a description alone does not rule out or accurately diagnose genital herpes but based on what you have posted it seems less likely it may be folliculitis    an infection of a hair follicle but without the ability to exam a patient this is only a guess if you are concerned it is going to take an examination and perhaps a diagnostic test like a culture to provide you with the assurance that you deserve