(n.) The part of the liver or other organ where its vessels and nerves enter; the hilus.
(n.) The foramen of Monro.
Example Sentences:
(1) In the area of the porta hepatis, there were many epithelial luminal structures in fibrous tissue with inflammatory infiltrates.
(2) In two cases that showed punctate or linear low density structures adjacent to the distal side of the tumor nodules to the porta hepatis, a daughter nodule was detected by CT at 6.5 and 9.2 months, respectively, after the appearance of the low density structures.
(3) The authors emphasize a regional approach for the diagnosis of lymphadenopathy, according to the groupings of retrocrural, retroperitoneal, gastrohepatic ligament, porta hepatis, celiac and superior mesenteric artery, pancreaticoduodenal, perisplenic, mesenteric, and pelvic lymph nodes.
(4) Following antrectomy of porta-caval-shunted rats feeding no longer raised the enzyme activity.
(5) Eighteen of 31 patients survived porta hepatis injury.
(6) Immense occupancy and porta hepatis proximity of the cysts were triggers for developing jaundice.
(7) In conclusion, spontaneous contrast echoes in the right heart are produced by gas absorbed from the intestine because of porta-systemic shunting.
(8) As for the evaluation of operative results of hepatic portoenterostomy for this lesion, a proper evaluation can be made only in those cases in which a microscopic examination of the remnant of extrahepatic bile duct at the porta hepatis area has been adequately performed.
(9) A 64-year-old women was admitted for the examination of the abdominal mass (5 X 4.5 cm) at porta hepatis with acoustic shadow on ultrasonogram.
(10) Patients with variceal hemorrhage and medically resistant ascites are candidates for a side-to-side shunt, with consideration being given to an operation that avoids dissection of the porta hepatis.
(11) The incidence was high in patients suffering from chronic active hepatitis, hypercoagulable states, trauma or previous dissection of the porta hepatis, and splenectomy.
(12) After hepatic portoenterostomy for biliary atresia, granulation that formed at the porta hepatis caused biliary obstruction in seven out of 27 patients (26%).
(13) In porta-caval surgery a differentiated choice of the available shunting methods to be applied, especially techniques for selective decompression and liver arterialization, may improve the results.
(14) Margate was among the “Portas Pilot” towns which won £100,000 in funding to back new ideas to boost trade and refill empty shops on some of the UK’s most battered high streets.
(15) Duplex Doppler ultrasonography (US) and panhepatic angiography were performed and interpreted independently in 20 patients with suspected portal hypertension to assess the accuracy of duplex US in the porta hepatis.
(16) On the cholangiogram, one case showed narrowing of common hepatic duct near the porta hepatis, and one case revealed a tapered narrowing-like stenosis.
(17) Two sections of the hepatic artery were studied; the common hepatic artery where measurements were made just after the bifurcation of the coeliac axis to splenic and hepatic arteries and the hepatic artery itself, where measurements were made just proximal to the porta hepatis in a straight stretch of artery overlying the portal vein.
(18) Following antrectomy of the porta-caval shunted rats the number of enterochromaffin-like cells and the oxyntic histamine concentration was reduced.
(19) However, the Portas Review, led by retail expert Mary Portas, failed to consider accessibility for disabled customers, and only briefly mentioned older people.
(20) The injection of gelatinized carbon into the porta hepatis revealed a new pathway of the liver lymphatics running independently of the portal vein in addition to the ordinary periportal lymphatics.
Portal
Definition:
(n.) A door or gate; hence, a way of entrance or exit, especially one that is grand and imposing.
(n.) The lesser gate, where there are two of different dimensions.
(n.) Formerly, a small square corner in a room separated from the rest of the apartment by wainscoting, forming a short passage to another apartment.
(n.) By analogy with the French portail, used by recent writers for the whole architectural composition which surrounds and includes the doorways and porches of a church.
(n.) The space, at one end, between opposite trusses when these are terminated by inclined braces.
(n.) A prayer book or breviary; a portass.
(a.) Of or pertaining to a porta, especially the porta of the liver; as, the portal vein, which enters the liver at the porta, and divides into capillaries after the manner of an artery.
Example Sentences:
(1) Maximum increases in portal plasma secretin concentrations of 143, 146 and 190% and maximum increases in VIP of 116, 155 and 147% after, respectively, intraduodenal 0.1 M NaHCO3, 0.1 M Na2CO3, and 0.025 M NaOH were found.
(2) The statistical T value calculated for the LP-TAE group showed that the administration of LP, the tumor size, intrahepatic metastasis, portal vein infiltration, and serum total bilirubin and alpha-fetoprotein levels significantly (P < 0.01) affected the patients' survival.
(3) In one of the cirrhotic patients, postmortem correlation of sonographic, angiographic, and pathological findings showed that the dilated vessels seen on sonography were cystic veins draining normally into the portal vein rather than portosystemic anastomoses.
(4) Portal venous blood flow was reduced by approximately 30%.
(5) The concomitant reduction in aortic pressure and increase in heart rate following total occlusion of the portal vein were most pronounced during the first weeks after stenosis, and were probably due to diminished venous return to the heart.
(6) In cancer of the pancreas head, cancer cells could invade the portal vein and perineural space of the celiac plexus, and metastasize to regional lymph nodes around the celiac axis.
(7) Immediate hemostasis was not influenced by the etiology of portal hypertension.
(8) Portal vein ligation resulted in testicular atrophy and low serum testosterone concentrations.
(9) In chronic active hepatitis and liver cirrhosis, both carbohydrate antigen 19-9 positive biliary ductular cells and factor VIII-related antigen positive endothelial cells were not only observed in the enlarged portal area but also extended into the parenchyma.
(10) Compared with the portal vein, lymphatic duct revealed a greater resistance to hypoxia.
(11) The presence of vital and sensitive organs such as the spinal cord, heart, and lungs makes curative radiotherapy of non-small cell lung cancer difficult to implement and necessitates use of oblique portals.
(12) Thirty patients were evaluated in a blind fashion to study the effect of oral propranolol on portal hypertension of varied aetiology.
(13) These results indicate that the pars tuberalis forms and secretes LH via the hypophyseal portal circulation.
(14) Pregnant females displayed a greater hyperinsulinemia both in the portal vein and the artery over the first hour.
(15) A low-sodium diet (0.05% Na+, control 0.5% Na+) significantly lowered stimulated [3H]NE release from portal vein and anterior hypothalamus in SHR and WKY at all three ages.
(16) Changes in mean portal venous and aortic blood glucose and lactate concentrations after an intragastric infusion of d-glucose to chronically catheterized rats (after regaining preoperative weight) were compared to those of acutely catheterized rats (1 h after catheter placement).
(17) On angiography portal-hepatic venous shunt was observed in one case.
(18) Terlipressin (Glypressin), a synthetic analog of vasopressin, induces arteriolar vasoconstriction which causes both a portal hypotensive effect and certain side-effects on the systemic circulation (elevated arterial pressure and reduced cardiac output).
(19) Portal lipogranulomas show a distinctive morphology with fat vacuoles surrounded by macrophages.
(20) A technique of diversion of the gastroduodenal vein in a canine model is described to compare long-term metabolic effects of systemic versus portal pancreatic endocrine drainage.