1 Yekeler E,Kumbasar B,Tunaci A,et al.Cyclic sciatica caused by infiltrative endometriosis:MRI findings.Skeletal Radiol,2004,33:165-168. 2 Uppal J,Sobotka S,Jenkins AR.Cyclic Sciatica and Back Pain Responds to Treatment of Underlying Endometriosis:Case Illustration.World Neurosurg,2017,97:760-761. 3 Spirt AA,Morrey BF,Pritchard DJ,et al.Fixed hip contracture and cyclic hip pain secondary to endometriosis.A case report.J Bone Joint Surg Am,2005,87:177-180. 4 成萍,纪燕琴.子宫内膜异位症发病机制的研究进展.中华妇幼临床医学杂志(电子版).,2015,11:121-123. 5 Anaf V,Simon P,El Nakadi I,et al.Hyperalgesia,nerve infiltration and nerve growth factor expression in deep adenomyotic nodules,peritoneal and ovarian endometriosis.Hum Reprod,2002,17:1895-1900. 6 Siquara DSA,Capek S,Amrami KK,et al.Neural involvement in endometriosis:Review of anatomic distribution and mechanisms.Clin Anat,2015,28:1029-1038. 7 Siquara DSA,Capek S,Howe BM,et al.Magnetic resonance imaging evidence for perineural spread of endometriosis to the lumbosacral plexus:report of 2 cases.Neurosurg Focus,2015,39:112-118. 8 Mannan K,Altaf F,Maniar S,et al.Cyclical sciatica:endometriosis of the sciatic nerve.J Bone Joint Surg Br,2008,90:98-101. 9 Teixeira AB,Martins WA,D'Avila R,et al.Endometriosis of the sciatic nerve.Arq Neuropsiquiatr,2011,69:995-996. 10 Possover M.Five-Year Follow-Up After Laparoscopic Large Nerve Resection for Deep Infiltrating Sciatic Nerve Endometriosis.J Minim Invasive Gynecol,2017,24:822-826. 11 Jiang H,Liang Y,Li L,et al.Cyclic Sciatica Due to Endometriosis of the Sciatic Nerve.JBJS Case Connector,2014,4:213-318. 12 Ceccaroni M,Clarizia R,Cosma S,et al.Cyclic sciatica in a patient with deep monolateral endometriosis infiltrating the right sciatic nerve.J Spinal Disord Tech,2011,24:474-478. 13 Possover M,Chiantera V.Isolated infiltrative endometriosis of the sciatic nerve:a report of three patients.Fertil Steril,2007,87:417-422. 14 Aranyi Z,Polyak I,Toth N,et al.Ultrasonography of sciatic nerve endometriosis.Muscle Nerve,2016,54:500-505. 15 Decesare SL,Yeko TR.Sciatic nerve endometriosis treated with a gonadotropin releasing hormone agonist.A case report.J Reprod Med,1995,40:226-228. 16 Tham WP,Busmanis I,Tan WC,et al.Polypoid endometriosis of post vaginal fornix:utility of MRI imaging of pelvis with diffusion weighted imaging for diagnosis.Med J Malaysia,2016,71:144-146. 17 Siquara DSA,Capek S,Howe BM,et al.Magnetic resonance imaging evidence for perineural spread of endometriosis to the lumbosacral plexus:report of 2 cases.Neurosurg Focus,2015,39:1102-1108. 18 Botterill EM,Esler SJ,Mcilwaine KT,et al.Endometriosis:Does the menstrual cycle affect magnetic resonance (MR) imaging evaluation? Eur J Radiol,2015,84:2071-2079.