hard lump under the skin at the root of penis

Male penis bottom has obvious hard mass, may be penile induration disease, penile induration disease is also clinically caused by a number of causes of penile deformity, penile induration disease is also called fibrous spongiitis, patients need to go to urology to find a specialist to do evaluation, prescribe specific examination. There is also a hard lump is a boil, belonging to the performance of folliculitis, this situation needs to eat anti-inflammatory drugs, if you want to make a diagnosis can do a folliculitis smear examination or a dermatological routine gram staining examination.