Mr. X, 19 years old, has a lesion in scrotum that was realized 2 days ago.. Yesterday it starts producing small amount of pus.. in the same day, the erosion was began, showing the reddish tissue below.. He never had sex before (still virgin) and this is the first time he has skin problem in genital.. and there isn't any other lesion around the genital.. body temperature is 36.4 degree celcius.. here are the pic of it.. the lesion in left scrotum is the same as the lesion 2 days ago in right scrotum before it was erosed.. he shaved his genital about 4/5 days ago.. what is the most likely diagnosis?[Broken External Image]:https://fbcdn-sphotos-h-a.akamaihd...._=1408695808_f20e7c282fa63b73fa2a82c9ab4acc17 [Broken External Image]:https://fbcdn-sphotos-h-a.akamaihd...._=1408695914_214175918598898bbd1d8073c7e6642a [Broken External Image]:https://fbcdn-sphotos-h-a.akamaihd...._=1408683941_1c6e7abec20775d5891751d383bc45bb