《断层解剖学》课件：7-2女性盆部.ppt

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * THANKS * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * review follicle ovary leiomyoma Endometrium Myometrium rectouterine pouch vesicouterine pouch vagina Peritonium/ -neal cavity Fornix of vagina 内膜 结合带 外层 图2.18岁女性功能性囊肿。U=子宫，曲箭＝左侧卵巢。 （a）轴位T2WI显示右侧卵巢一单房性囊肿（直箭）。 （b）T1WI－脂肪抑制增强扫描，囊壁光滑，无赘生物或结节（直箭）。 MRI检查后2周经阴道超声检查，由于复发定性诊断为功能性囊肿。 +C FS-T1WI Imaging Sectional Anatomy of Female Pelvis and Perineum 女 性 盆 部 及会阴断层影像解剖 The lumbar plexus is composed of the first three lumbar nerves, a part of the last thoracic nerve and the fourth lumbar nerve.behind the psaos major . 股神经L2-4 Sciatic nerve is the branches of sacral plexus it is composed of theL4-S3 nerves ,it leaves the pelvis through the infropiriforme foramen in company with the inferior gluteal nerve. 阔筋膜张肌－髂胫束－胫骨外侧 梨状肌－大转子 髂腰肌－小转子 女性盆部断层分为5段： 1.第5腰椎间盘到第3骶椎：肠管 2.骶髂关节消失到髋臼上缘：腹盆部脏器共存 3.髋臼上缘到耻骨联合上缘：膀胱、子宫、直肠 4.耻骨联合的几个层面：尿道、阴道、肛管 5.耻骨弓以下：外阴 L5/S1 Ascending colon Erector spinae Obliquus externus ,internus transversus abdominis Rectus abdominis Psoas major iliacus Ala of ilium Transverse section through 5th lumbar interverterbral disc Median sacral crest S1 Terminal part of ileum Ileocecal valvae Left internal and external iliac a. v. ileum S2 S2/3 Interosseous Sacroiliac ligaments iliopsoas Sacroiliac joint S3 S4 S4 – greater SF S5 Sciatic n. sartorius Tensor fasciae latae coccyx Uninary bladder ovary venous plexus Femoral head Neck of uterus Fornix of vagina ischium LIG. Of femoral head Pubic symphysis Superior ramus of pubis Middle part of PS Ischioanal fossa Pubic symphysis Tensor fasciae latae Greater trochanter Obturater externus Low part of PS pectineus Quadratus femoris Ischial tuberosity * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *