<prompt> All are true about Peyronies disease exceptSelf limitingMedical treatment is effectiveAssociation with Dupuytrens contractureCalcified plaques  <response>: Peyronies diseaseInduratio penis plastica is development of hard fibrous tissue plaques on the covering of corpus cavernosum and later involving its full extent resulting in induration of corpus causing the erect penis to bend towards the side of plaque . The plaques may get calcified. May be due to old trauma, oftwn associated with Dupuytrens contracture. Some cases resolve in 3 to 5 yrs. Medical treatment has poor benefit. Surgery is needed in many cases -Fitzpatric operation , Nesbitts operation, Gelhards operation, Lockhas operation, Devine and Hoons. Reference : page 1063 SRBs manual of surgery 5th edition and page 1373 Bailey and Loves sho practice of surgery 25th edition 