I just noticed an unusual pimple type bump coming out on my penic shaft .. i m sure ita not pimple because that thing had no head to let puss com out as normal pimples have (that white or yellow puss) when I touch its feel pain n its somethong like kidney stone .. its like stone it cant be press. When i press it pain n that bump comes out more ...i think that it might me kidney stone which have been stuck in penic shaft nerve .. but does stone increase in size day by day ? This is increasing .... plz help me Thank you in advance If i fail u explain u with words i can send u pic in personal