What's the difference between foramen and hiatus?

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.

Hiatus


Definition:

  • (pl. ) of Hiatus
  • (n.) An opening; an aperture; a gap; a chasm; esp., a defect in a manuscript, where some part is lost or effaced; a space where something is wanting; a break.
  • (n.) The concurrence of two vowels in two successive words or syllables.

Example Sentences:

  • (1) After a hiatus, Smith is back with a flourish for her genre-bending new novel How to be Both , and David Mitchell has been longlisted for a third time, for The Bone Clocks .
  • (2) A hernial sac originating from the peritoneum near the oesophagogastric junction contained the midgut which had herniated through the oesophageal hiatus.
  • (3) Only the rats with a 30-min hiatus between the 15- and 25-min bouts of RAO had significantly worse renal failure than controls subjected to a single 25-min ischemic event.
  • (4) In the paper, the authors stress the importance of the phreno-esophageal membrane in the gastro-esophageal closing mechanism and the necessity of reproducing its continuity during surgery of some sliding esophageal hiatus hernia.
  • (5) The two forks of the GIA or the PLC 50 instrument are introduced into the oesophagus and jejunum, and the two organs are brought together at the hiatus.
  • (6) Abrams currently has the production on a two-week hiatus to allow Ford to recover from a broken leg sustained on set.
  • (7) That hiatus officially ended after two weeks, but withdrawing dollars remained slow.
  • (8) These findings are reviewed in relation to the development of the diaphragm and it is suggested that inadequate muscle differentiation in the primative mesenchyme contributes both to the occurrence of congenital oesophageal hiatus hernia and nonrotation of the midgut.
  • (9) Reznor's reimagining of Nine Inch Nails follows a four-year hiatus , during which he mostly worked on film scores.
  • (10) Most of these functional disorders were of benign nature, including simple or complicated reflux disease of the oesophagus, achalasia of the cardia, para-oesophageal and mixed hiatus hernia, and diverticulum.
  • (11) Failures were caused by esophageal stricture, respiratory distress, and hiatus hernia.
  • (12) Hiatus hernia is a common condition and while medical treatment is often sufficient, in some cases surgery may be necessary.
  • (13) Eight days after the repair he developed vomiting and hiatus hernia was revealed by barium esophagram.
  • (14) The injection into the extradural space through the hiatus sacralis always included the mixture of lidocaine with bupivacaine to speed up the beginning of the operation.
  • (15) Ali and Frazier were both undefeated, Ali had been on a forced hiatus for three-and-a-half years [for refusing to be drafted to Vietnam] and while he was gone Joe became what we knew as the undisputed heavyweight champion.
  • (16) Reduction in size of the esophageal hiatus, fixation of the esophagus to the diaphragmatic crus (esophagopexy), and a left fundic gastropexy were performed.
  • (17) A-79-year old man, treated by thoracic fundoplication for hiatus hernia with symptomatic gastroesophageal reflux, 12 years previously, was examined for persistent cough and left basal pneumonia.
  • (18) Earlier in April, Air France, which recently resumed flights to Tehran after an eight-year hiatus, said its female cabin crew can refuse flights to Iran after protests by a number of the crew members over the compulsory hijab.
  • (19) The solutions help to fill a hiatus that exists between crystalloids and blood products.
  • (20) This represents a substantial improvement in comparison to the old generation of adhesives which allowed hiatuses of 10 to 50 micrometers to show.