What's the difference between coccyx and pelvis?

Coccyx


Definition:

  • (n.) The end of the vertebral column beyond the sacrum in man and tailless monkeys. It is composed of several vertebrae more or less consolidated.

Example Sentences:

  • (1) This sling was constructed bu freeing the insertion of the pubococcygeus and the ileococcygeus muscles from the coccyx.
  • (2) An unsuccessful outcome was related to the extent of the dissection either necessitated by advanced tumour or resulting from excision of the coccyx.
  • (3) The specific and complementary investigations revealed the absence of the left half of sacrum, coccyx, together with the left iliac bone, ischium and pubis.
  • (4) The glomus coccygeum is located at the tip of the coccyx; it measures several millimeters in diameter.
  • (5) One dermal sinus was found to terminate at the dura, three sinuses terminated at the coccyx, and a skin tag was associated with a fibrous band that extended to the coccyx.
  • (6) Histological examination revealed a marked increase in the cortical thickness of the femur as well as in the cancellous bone volume of the coccyx.
  • (7) In coccygodynia, the pain is postural and reproduced by pressure and mobilisation of the coccyx.
  • (8) A radiological study of the coccyx and sacral vertebra was carried out in 1,000 healthy individuals, and in 500 individuals suffering from coccygeal pain.
  • (9) The anal anomaly was associated with partial agenesis of the sacrum, absence of coccyx, sacral anterior meningomyelocele and hypoplasia of the twelve right rib.
  • (10) Two siblings demonstrated an association of congenital ocular fibrosis (COF) syndrome with musculoskeletal abnormalities consisting of generalized muscle wasting, scoliosis, pigeon-chest deformity, bilateral fusion of the ribs in triplets, prominent coccyx, and sacral dimple.
  • (11) In view of the relief of this patient's pain following the surgical excision of coccyx and tumor, a causal role is suggested.
  • (12) The internal and external anal sphincters could be easily delineated, as could the intervening longitudinal musculature, puborectalis muscle, anococcygeal raphe, anorectal lumen, vagina, uterus, bladder, urethra, coccyx, and pubis.
  • (13) In a series of 51 patients the pelvic floor between the anus and the coccyx was opened in a transverse direction giving access to the pelvirectal space and the sphincter muscles.
  • (14) One usually finds dysplasia and absent (type I) or incomplete (type II) fixation of the sphincter complex to the coccyx.
  • (15) Posterior butterfly anoplasty combined with fixation of the sphincter complex to the coccyx usually leads to immediate improvement of defecation disorders.
  • (16) This patient developed a prominent and painful coccyx and ultimately required a coccygectomy.
  • (17) All had the tumour removed together with the coccyx as soon as the diagnosis was made.
  • (18) He was operated through a posterior approach, with complete resection of the tumor, including almost the whole sacrum and the coccyx.
  • (19) The levator plate is a firm, muscular plate between the coccyx and anus formed by fusion of the levator ani muscles on each side.
  • (20) In all patients, the tumors were excised early, with resection of the coccyx to reduce the possibility of recurrence and malignant change.

Pelvis


Definition:

  • (n.) The pelvic arch, or the pelvic arch together with the sacrum. See Pelvic arch, under Pelvic, and Sacrum.
  • (n.) The calyx of a crinoid.

Example Sentences:

  • (1) Prompt diagnosis, in which timely diagnostic laparoscopy and ultrasound evaluation of the pelvis may be helpful, provides the opportunity for prompt laparotomy with untwisting of the torsion and stabilization of the adnexa by suture and cystectomy, if possible, extirpation if not.
  • (2) In the case of unilateral blockade at the groin or pelvis, the grafts connect the lymphatics of the thigh of the affected leg with lymphatics in the contralateral healthy groin.
  • (3) A total of 400 patients with radiation injuries of the organs of the small pelvis were examined.
  • (4) The authors' experience suggests the following as the optimal follow-up: a) CT examination over a 6-month postoperative period; b) yearly CT examinations and urography over 4 postoperative years; c) yearly US examination over the first 2 years after surgery, to depict renal pelvis dilatation.
  • (5) Extraperitoneal hemorrhage, associated with a fracture of the pelvis, is a major cause of death in pedestrian accidents.
  • (6) Some patients received postoperative external beam irradiation (2000 cGy whole pelvis and an additional 3000 cGy to the parametria, with a midline stepwedge) when deep myometrial invasion was present.
  • (7) This is a correlative study of normal anatomy of the lumbosacral spine and pelvis demonstrated by SPECT and radiography in order to assure that morphologic detail resulting from SPECT is recognized and matched with radiographic landmarks in the same area.
  • (8) However, only three patients (3%) failed in the pelvis alone.
  • (9) Metastatic involvement of the pelvis, and in particular the acetabulum, is a common finding among patients with metastatic osseous disease.
  • (10) A patient with malignant hypertension and acute renal failure underwent percutaneous renal biopsy which resulted in the creation of an arteriovenous fistula that communicated with the renal pelvis.
  • (11) A woman in labor and not wearing a seat belt sustained multiple fractures of the pelvis and femur while in an automobile accident.
  • (12) The durect judgment of the function of the floor of the pelvis is only possible by the electromyogram.
  • (13) Contrast media in magnetic resonance imaging (MRI) of the abdomen and pelvis are applied for various purposes; different substances and forms of application must be distinguished.
  • (14) Two groups of subjects were studied: a first group of 20 healthy volunteers to define NMR semeiology of male pelvis and a second group of 40 patients with mainly tumoral lesions of vesicles or prostate.
  • (15) In all series of experiments multidimensional statistical analysis allowed one to reveal the effect conducive to a relative decrease in the blood content in the brain, myocardium, lungs, liver and to its increase in some abdominal organs, skin, muscle and bone tissues of the extremities, abdomen and pelvis.
  • (16) In 25 patients, small cell lung cancer was staged prospectively with both conventional staging and a magnetic resonance (MR) imaging protocol that included 1.5-T MR imaging of the pelvis, abdomen, spine, and brain.
  • (17) Studies carried out on the phantom have shown how reliable transverse diameter measurements of the pelvis are when carried out by X-Ray scanning pelvimetry compared with conventional X-Ray pelvimetry.
  • (18) Approximately 10-20 ml fluid were withdrawn from the renal pelvis for cytology and culture.
  • (19) Using chi 2 analysis, we found that failure of external version was significantly associated with obesity, descent of the breech into the pelvis, decreased fluid, and fetal back positioned posteriorly.
  • (20) For the renal pelvis the results show 6 X 10(-5) M thiphenamil, 10(-3) M oxybutynin, and 5 X 10(-6) M verapamil resulted in a 50% inhibition of the phasic contractions.

Words possibly related to "coccyx"