What's the difference between foramen and ophryon?
Foramen
Definition:
(n.) A small opening, perforation, or orifice; a fenestra.
Example Sentences:
(1) The complete facetectomy (36 observations) exposes the foramen well but has a little risk of destabilisation.
(2) At surgery, upon incision of the paravertebral muscle fascia, viscous pale fluid was encountered emanating from a foramen in the thoracic lamina.
(3) Progressive narrowing of the bulboventricular foramen is documented in four patients with single ventricle.
(4) CT brain scans showed an enlarged foramen magnum in the mother and daughter but magnetic resonance imaging (MRI) showed no brainstem abnormality in either.
(5) Since fractures of the foramen triosseum are usually not surgically repairable, they can be stabilized with coaptation splints.
(6) Furthermore, the long axis of the right and left atria was measured from the center of the apposed atrioventricular valve leaflets to the posterior atrial wall, and the sizes of the atrial chambers were defined using their widths at the prospective broadest points through the area of foramen ovale.
(7) The septum primum, as the valve of the foramen ovale, has been previously described as a mobile, echogenic line or dot in the left atrium.
(8) The authors described a fluoroscopic method of guiding percutaneous needle penetration of the foramen ovale.
(9) The average thickness of the corpus callosum at the level of the foramen of Monro was 6 mm in normal subjects and was reduced below 6 mm in 16 of the hydrocephalus patients.
(10) Hydrocephalus and valvular impaction of the cerebellum in the foramen magnum were demonstrated.
(11) With systole there is downward (caudal) flow of CSF in the aqueduct of Sylvius, the foramen of Magendie, the basal cisterns and the dorsal and ventral subarachnoid spaces while during diastole, upward (cranial) flow of CSF in these same structures is seen.
(12) The cecal foramen pointer was invented for a Sistrunk median cervical cyst operation.
(13) Enlargement in an adjacent conjugating foramen forms a tumour which may narrow the spinal canal (1 case diagnosed by CAT) or erode the vertebral body, so compromising the spinal support.
(14) The earliest perfect ring-shaped formation of the foramen ovale is observed in the 7th fetal month and the latest in 3 years after birth.
(15) Arterial oxygen tension was lower in patients with a patent foramen ovale (mean 55 [SD 14] vs 62 [16] mm Hg, p = 0.038).
(16) Body weight was not correlated with foramen magnum area in 25 specimens of savannah sparrow, Ammodramus sandwichensis.
(17) The common tumors originating in the jugular foramen are chemodectoma and schwannoma.
(18) They are determined primarily by (a) the pulpal response of an immature tooth to trauma, and (b) the mechanical difficulties encountered when attempts are made to obturate the root canal of a tooth with a widely patent apical foramen.
(19) Successful penetration of the foramen was achieved in 39 of 46 injections on cadavers and in six injections on five patients.
(20) A patient with symptomatic oscillopsia without downbeat nystagmus, who was diagnosed by magnetic resonance imaging to have displaced cerebellar tonsils below the foramen magnum, is presented here.