<s>[INST] My son is fifteen and he has dark spots on the shaft and some on the head of his penis they are no larger than the size of a penny. They are not raised and do not cause him any irritation he is worried however that they might be permanent is there any way to treat these spots [/INST] HIWell come to HCMI really appreciate your concern, is this is recently happened then this could be skin disease and if this is since many years then it could be pigmentation disorders and this is nothing to worry, hope this information helps, take care and have a nice day. </s>