What's the difference between hilum and porta?

Hilum


Definition:

  • (n.) The eye of a bean or other seed; the mark or scar at the point of attachment of an ovule or seed to its base or support; -- called also hile.
  • (n.) The part of a gland, or similar organ, where the blood vessels and nerves enter; the hilus; as, the hilum of the kidney.

Example Sentences:

  • (1) Other angiographic procedures also revealed marked hepatopetal collaterals (cavernous transformation) entering the liver through the hilum.
  • (2) This report presents a patient with a tumor of the splenic flexure invading the diaphragm, greater curvature of the stomach, splenic hilum, and tail of the pancreas.
  • (3) In addition, two nodules at the hilum of the spleen were also removed.
  • (4) The extent of the defect in perfusion was closely related to involvement of the pulmonary vessels at the hilum by distortion, compression, or invasion by the tumour.
  • (5) The number of mast cells was highest in the hilum, in all the given reproductive states.
  • (6) The mechanisms for the development of this lesion are: 1. direct extension of the pancreatic cyst into the splenic hilum; 2. digestive effects of pancreatic enzymes on splenic vasculature and parenchyma; 3. pancreatitis occurring in ectopic intrasplenic pancreatic tissue and 4. liquefaction of splenic infarcts secondary to thrombosis of the splenic vessels.
  • (7) Since most pulmonary tumors metastasize via regional nodes to the pulmonary hilum and then to the mediastinum, the high sensitivity for the detection of pulmonary hilar abnormalities and the high specificity for detection of mediastinal lesions suggest that gallium scintigraphy is a valuable adjunctive test when used appropriately.
  • (8) 3) Ducts from the left lateral part of the left caudate lobe to the hepatic hilum named Bl l i were confirmed in 37.
  • (9) The diagnosis was made by CT examination which showed an eccentric enhancing region within a hypodense mass in the region of the splenic hilum.
  • (10) MR imaging is also useful in evaluating the hilum and mediastinum in patients who cannot receive intravenous contrast for CT evaluation.
  • (11) A patient's left vocal cord was paralysed by cancer in the left pulmonary hilum and apex.
  • (12) In the three cases of obstructive jaundice, the abscess cavities were located close to the hilum and compressed the main bile duct.
  • (13) The hilar plexus sends branches to the veins of the segments adjacent to the hilum.
  • (14) Plain chest film performed after blunt chest trauma showed blurring of the left pulmonary hilum in 53% of cases of traumatic aortic rupture (Group A, n = 15), and in no cases with negative aortography (Group B, n = 10).
  • (15) The juxtaglomerular apparatus, located in the glomerular hilum, consists of a vascular component (afferent and efferent arterioles and extraglomerular mesangium) and a tubular component (macula densa).
  • (16) Tumor located in the hilum of the lung was well visualized with 11C-AIB prior to chemotherapy.
  • (17) From these results, it is concluded that in carcinoma of the hepatic hilum the visualization of B1 in CT-scan after release of jaundice by PTCD strongly suggests the cancer invasion on B1, and requests the caudate lobe resection.
  • (18) Two-dimensional (2D) time-of-flight (TOF) stereoscopic MR angiographies (MRA) of the pulmonary vessels were obtained from 15 healthy volunteers and five patients with pulmonary cancer in the mediastinum and pulmonary hilum.
  • (19) Morphometric studies on myelinated fibres were performed on the nerve at mid-cervical, lung hilum and diaphragmatic levels.
  • (20) At presentation, US demonstrates the tumor mass within the liver or the hepatic hilum; it allows measurement of it and defines the relationship with portal vessels, biliary tract and other important structures.

Porta


Definition:

  • (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.

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