<prompt> Traetment for periductal mastitisHadfields operationPateys mastectomyModified radical mastectomyRadical mastectomy  <response>: Duct cectasia is the dilatation of lactiferous ducts due to muscular relaxation of duvt wall with periductal mastitis. Cf: greenish dicharge from nipple. Slit like retraction of nipple due to fibdosis can occur May form abcess and fistula Treatment : To stop smoking Antibiotics Cone excision of major ducts-Hadfield operation. SRBs Manual of Surgery.Edition -5. Pg no:525 