(a.) Of or pertaining to the coccyx; as, the coccygeal vertebrae.
Example Sentences:
(1) In 120 consecutive patients who had colonic roentgenologic examination and no depressive sign, two had coccygeal and muscular pain at rectal touch.
(2) The authors report eight cases of antenatal diagnosis of sacro-coccygeal teratoma (SCT) in five girls and three boys in whom the diagnosis was made between the 19th and 34th week of amenorrhea (mean = 27 weeks).
(3) In order to precisely localize the distribution of receptors in the spinal cord, the laminar anatomy of the spinal grey was demonstrated at each spinal level examined using 50-microns sections stained for myelin, Nissl substance and substance P. In all cases, autoradiograms demonstrated that opiate receptors were distributed in a similar fashion in the grey matter of the cervical, thoracic, lumbar, sacral and coccygeal regions of the human spinal cord.
(4) Blood samples were collected by puncture of the coccygeal vein or artery at 6-h intervals from 2 days before to 2 days after surgery.
(5) The operation involved en bloc resection of the tumor and its sacro-coccygeal bony attaches.
(6) Measurements were made of arterial and coccygeal concentrations of plasma constituents and of arteriovenous differences across the mammary gland in two anaesthetized lactating sows, and of coccygeal-mammary-venous differences in three conscious sows when lactating and again later when ;dry'.
(7) A 59 year old man suffering from intractable chronic pain from sacral coccygeal relapsing neoplasia with pelvic invasion, operated and irradiated more than once, after a first partial success with subarachnoid intermittent morphine infusion by means of a subcutaneous reservoir, refilled transcutaneously, has been treated with continuous intrathecal low-dose morphine infusion with a totally implantable pump.
(8) In the terminal cone of the cat spinal cord, the coccygeal segments give rise to the ventrolateral and dorsomedial nerves of the tail.
(9) 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.
(10) We conclude that the neurological signs of passively induced MBP-EAE can be accounted for by demyelination of the lumbar, sacral and coccygeal spinal roots and spinal cord root entry and exit zones, and that the subsequent clinical recovery can be explained by investment and remyelination of demyelinated peripheral and central nervous system fibres by Schwann cells and oligodendrocytes respectively.
(11) Of these 11 were medullary (3 intramedullary and 8 subdural extramedullary), representing an incidence of 0-80% of medullary tumours, and 1 was an extraspinal coccygeal tumour.
(12) Besides a trilobed skull and abnormalities of the extremities, he had low-set ears, stenosis of both external auditory canals, a beak-like nose, microphthalmia, retentio testis and congenital dermal sinus-like anomaly at the coccygeal region.
(13) Prenatal sonographic screening and a growing experience of examiners with regard to possible congenital malformations such as large coccygeal teratomas have induced the request for an early interdisciplinary consultation between obstetrician, human geneticist, paediatric surgeon, neonatologist and psychologist.
(14) The coccygeal vertebrae, which are variable, were 4-6 in number in the present series.
(15) Single fiber action potentials (Ap's) were recorded with 2 pairs of wire electrodes from a coccygeal nerve root.
(16) After bilateral injections of one tracer in lobule VIII B and another in the anterior lobe, double labeled neurons were found bilaterally in the column of Clarke at L 2-L 4, laminae IV-VI at L 2-L 5, the medial part of lamina VII at L 6-L 7 and in certain cell groups at sacro-coccygeal levels.
(17) The prerequisites for far sighted planning and performance of delivery are demonstrated by the example of large coccygeal teratomas.
(18) The incidence of hepatic tissue was low in tumors of the ovary (5%), high in both retroperitoneal (27%) and sacro-coccygeal (24%) tumors, and low in both mature (0.3%) and immature teratomas (11%).
(19) In patients with sacrococcygeal germ-cell tumors, en bloc resection of the tumor, including the coccygeal bone, was mandatory.
(20) In the lactating sow there were large arteriovenous (or coccygeal-venous) differences (mean value as a percentage of arterial or coccygeal concentration) in glucose (31%), acetate (46%), arginine (27%), glutamate (42%), histidine (26%), isoleucine (36%), lysine (25%), leucine (39%), methionine (38%), phenylalanine (32%), proline (31%), threonine (22%), tyrosine (32%) and valine (27%), and in palmitate (19%), oleate (23%), linoleate (21%) and stearate (16%) of the plasma triglycerides.
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.