Pancreas portal vein. Medical search. Frequent questions

A 62 year-old man was diagnosed to have cancer of the head of the pancreas, which extended towards and involved the portal vein, as demonstrated in CT-scan and MRI. (digestive-surgery.gr)
In this particular patient, the head of the pancreas was removed (Whipple's operation) along with the segment of the portal vein involved by the tumor. (digestive-surgery.gr)
Annular pancreas (AP) is a rare congenital anomaly in which the second part of the duodenum is surrounded by a ring of pancreatic tissue continuous with the head of the pancreas. (hindawi.com)
Magnetic resonance cholangiopancreatography (MRCP) confirmed that the annular duct formed a loop in the head of the pancreas (Figure 1(b) ). (hindawi.com)
It is approximately three to four inches in length and is usually formed by the merging of the superior mesenteric and splenic veins behind the upper edge of the head of the pancreas. (healthline.com)
The small branches draining the head of the pancreas into the right side of the portal vein were carefully ligated and divided, freeing the specimen. (vesalius.com)
The head of the pancreas lies in the duodenal C loop in front of the inferior vena cava (IVC) and the left renal vein (see the following images). (medscape.com)

Portal vein thrombosis is blockage or narrowing of the portal vein (the blood vessel that brings blood to the liver from the intestines) by a blood clot. (merckmanuals.com)
If portal vein thrombosis develops in people with cirrhosis, their condition deteriorates. (merckmanuals.com)
have portal vein thrombosis, usually because blood flow through the severely scarred liver is slow. (merckmanuals.com)
Any condition that makes blood more likely to clot can cause portal vein thrombosis. (merckmanuals.com)
Capability of multidetector CT to hepatocellular cancer portal vein thrombosis hepatocellular carcinoma-associated arterioportal shunt. (adventube.ro)
34 Suppl 2 : S Hepatocellular cancer portal vein thrombosis outcomes of symptomatic arterioportal fistulas after transcatheter arterial embolization. (adventube.ro)
However, no flow was detected at the graft's portal vein, suggesting thrombosis ( b arrow ). (springeropen.com)
Procedural complications include percutaneous hepatic puncture with bleeding, portal vein thrombosis, and portal hypertension. (msdmanuals.com)
two patients were also diagnosed with splanchnic* and portal vein thrombosis. (cdc.gov)

Two centimeters of distal pancreas was mobilized off the splenic vein. (vesalius.com)
EUS: Anechoic structure adjacent to the portal confluent and continuing with the splenic vein, with positive colour Doppler and monophasic waveform. (spg.pt)
Based on EUS appearance of the lesion and its relation to the splenic vein, the diagnosis of splenic vein aneurysm was easily made. (spg.pt)
Venous system aneurysms are uncommon and splenic vein aneurysms are exceedingly rare. (spg.pt)
Lowenthal and Jacob described the first case of splenic vein aneurysm in 1953. (spg.pt)
Surgical intervention is recommended only in gradually enlarging and/or symptomatic splenic vein aneurysms. (spg.pt)
An aneurysm of the splenic vein may mimic a pancreatic mass and result in unwanted surgery. (spg.pt)
Splenic vein aneurysm: a rare clinical entity. (spg.pt)
Heeren M, Op de Beeck B, Van den Brande P. Aneurysm of the splenic vein. (spg.pt)
Splenic vein aneurysm. (spg.pt)
Computed tomography scan of the body of the pancreas (*) with the splenic vein (arrow) behind it. (medscape.com)

During DSRS, the vein from your spleen is removed from the portal vein. (medlineplus.gov)
The portal vein brings blood from the intestine, spleen, pancreas, and gallbladder to the liver. (medlineplus.gov)
Most of the blood that is carried to the liver for these processes arrives via the portal vein, which drains the intestines, stomach, pancreas, and spleen. (acvs.org)
The hepatic portal vein is a vessel that moves blood from the spleen and gastrointestinal tract to the liver. (healthline.com)
Blood vessels from the stomach, small intestine, pancreas, and spleen converge and form the portal vein delivering nutrients and chemical building blocks to the liver. (hdkino.org)
Module 1 is a collection of 40 clinical cases demonstrating ultrasound imaging of the abdomen, including the liver, biliary system, pancreas, spleen and kidneys. (medsim.com)
Adjacent to the pancreatic tail another lesion was identified, mildly hypoechoic, homogenous, well defined regular walls, 14mm in diameter, again with a clear interface with the pancreas and the spleen (Fig 4. (spg.pt)
Computed tomography scan of the tail of the pancreas (*) reaching the hilum of the spleen (arrow). (medscape.com)

Even with annular pancreas, the obstruction is due to an associated intrinsic narrowing of the duodenum within the annular portion. (medscape.com)
Annular pancreas is a rare congenital abnormality characterized by a ring of pancreatic tissue surrounding the descending portion of the duodenum. (hindawi.com)
Annular pancreas coexisting with replaced common hepatic artery which is also a rare anatomical variation has not been reported previously. (hindawi.com)
Based on radiological examinations, he was diagnosed as having pancreatitis, annular pancreas, and hepatomesenteric trunk. (hindawi.com)
Both annular pancreas and common hepatic artery anomaly are rare. (hindawi.com)
Strictly speaking, annular pancreas does not cause an extrinsic duodenal obstruction because the duodenum within the collar of an annular pancreas is intrinsically narrowed. (medscape.com)

CT investigation did not show any space-occupying mass in pancreas or duodenum. (ispub.com)
The pancreas develops as 2 buds (outpouchings) of endoderm from the primitive duodenum at the junction of the foregut and the midgut. (medscape.com)
The duodenum and pancreas. (medscape.com)

Chemoembolization (CE) for other indications including palliative treatment of liver metastases from other non-neuroendocrine primaries (e.g., breast cancer, cervical cancer, colon cancer, esophageal cancer, melanoma, rhabdomyosarcoma, or unknown primaries) and CE of the pancreas for pancreatic cancer. (aetna.com)

The pancreas is an organ, about 7 inches in length, that's located behind the stomach and below the liver. (ucsfhealth.org)
or when large amounts of fluids are given intravenously to treat massive bleeding from ruptured varicose veins in the esophagus or stomach. (merckmanuals.com)
The body and tail of the pancreas lie in the lesser sac (omental bursa) behind the stomach. (medscape.com)
The tube is then passed into the enlarged vein in the stomach (gastric varix) and the balloon is inflated to stop blood flowing i. (bvsalud.org)

Portal Hypertension Portal hypertension is abnormally high blood pressure in the portal vein (the large vein that brings blood from the intestine to the liver) and its branches. (merckmanuals.com)

A small ventral bud (pouch) forms the lower (inferior) part of the head and the uncinate process of pancreas, whereas a large dorsal bud (pouch) forms the upper (superior) part of the head as well as the body and tail of the pancreas. (medscape.com)

1. Pancreatic neck carcinoma with involvement of common hepatic artery, splenic artery and vein, celiac axis, superior mesenteric vein, and proximal main portal vein. (uab.edu)
The normal pancreatic duct may be just seen in the head (3-4 mm) and proximal body (2-3 mm) of the pancreas on CT scan. (medscape.com)

The hepatic veins then carry the blood away from the liver and into the inferior vena cava, which leads to the right atrium, one of the four chambers of the heart. (mountsinai.org)
In some individuals, the inferior mesenteric vein may enter this intersection instead. (healthline.com)
The hepatic veins carry oxygen-depleted blood from the liver to the inferior vena cava. (healthline.com)
A figure-of-eight stitch was placed in the superior and inferior borders of the neck of the pancreas just distal to the transection point, and the pancreas was divided with a 55-mm transverse stapler. (vesalius.com)
The pancreas is prismoid in shape and appears triangular in cut section with superior, inferior, and anterior borders as well as anterosuperior, anteroinferior, and posterior surfaces. (medscape.com)

The body and tail of the pancreas run obliquely upward to the left in front of the aorta and left kidney. (medscape.com)
The narrow tip of the tail of the pancreas reaches the splenic hilum in the splenorenal (lienorenal) ligament. (medscape.com)

In 7/7 dogs the right limb and body of the pancreas were affected. (avmi.net)
The pancreatic neck is the arbitrary junction between the head and body of the pancreas. (medscape.com)

What vein transports blood away from the small intestine? (onteenstoday.com)
The second is the hepatic portal vein delivering deoxygenated blood from the small intestine containing nutrients. (onteenstoday.com)
It's located just below the right rib cage in the upper right side of the abdomen, above the pancreas and the small intestine. (oprah.com)

Duodenal extrinsic obstruction can occur in association with malrotation or a preduodenal portal vein. (medscape.com)
Portal hypertension occurs when there is an obstruction of blood flow through the liver, and pressure rises within the portal vein. (hdkino.org)

Actually, it is very common worldwide when a pancreatic tumor involves the portal vein and/or the superior mesenteric vein to be considered unresectable. (digestive-surgery.gr)
The picture demonstrates the whole portal vein, the transected part of the pancreas and the segment of the portal vein infiltrated by tumor. (digestive-surgery.gr)
Embolization of the shunt is the first option to reduce the pressure in the portal system and to ensure the endovascular treatment of the tumor. (adventube.ro)
Hepatocellular carcinoma with portal vein tumor thrombus: embolization of arterioportal shunts. (adventube.ro)
SPPT) is a rare exocrine pancreatic neoplasm, tumor' of the pancreas.4 not conflict of interests. (bvsalud.org)

This is called portal hypertension. (medlineplus.gov)
After DSRS surgery, bleeding is controlled in most people with portal hypertension. (medlineplus.gov)
Weeks SR, Ottmann SE, Orloff MS. Portal hypertension: role of shunting procedures. (medlineplus.gov)
Abnormally high blood pressure in the portal vein is known as portal hypertension . (healthline.com)
Portal hypertension is one of the potential serious complications of liver cirrhosis, which is a condition where normal liver tissue is replaced with scar tissue. (healthline.com)
Ascites results from high pressure in certain veins of the liver (portal hypertension) and low blood levels of a protein called albumin . (limamemorial.org)
What Is Portal Hypertension? (hdkino.org)
Home breast cancer What Is Portal Hypertension? (hdkino.org)
Portal hypertension occurs when blood flow through the liver is obstructed. (hdkino.org)
Portal hypertension describes elevated pressure within the portal system, including the portal vein and the tributary veins that drain into it. (hdkino.org)
It is the onset of symptoms associated with liver disease that might cause the health care professional to look for the presence of portal hypertension . (hdkino.org)
Intrahepatic causes of portal hypertension include cirrhosis and hepatic fibrosis or scarring. (hdkino.org)
A wide variety of illnesses are implicated as the cause of portal hypertension. (hdkino.org)
Conclusions: Hepatocellular carcinoma with central severe arterioportal shunt is a challenging clinical situation, whose prognosis is influenced mainly by portal hypertension. (adventube.ro)
Congenital weakness of the venous wall, trauma, pancreatitis and portal hypertension are possible etiologies. (spg.pt)

A distal splenorenal shunt (DSRS) is a type of surgery done to relieve extra pressure in the portal vein. (medlineplus.gov)

Overview of Blood Vessel Disorders of the Liver The liver receives the oxygen and nutrients it needs in blood that comes from two large blood vessels: Portal vein Hepatic artery The portal vein provides about two thirds of the blood. (merckmanuals.com)
There was no invasion to the portal vein, hepatic artery or surrounding structures. (ispub.com)
Once in the liver, the portal vein and hepatic artery (which accounts for 25% of the liver's blood supply) come together to form sinusoids, spaces where the blood is filtered. (hdkino.org)

All the beta cells are not functioning properly and the babies need a near total pancreatectomy or 95 - 98 percent of their pancreas removed. (chop.edu)
Autologous pancreas islet transplantation may be considered medically necessary as an adjunct to a total or near total pancreatectomy in individuals with chronic pancreatitis. (bcbsnd.com)

Nutrient-rich blood flows into the liver from the intestines through the hepatic portal vein. (onteenstoday.com)
All the blood that has visited your small intestines flows through your portal vein into your liver, so almost all of the nutrients you eat have to pass through the gauntlet of the liver before passing to the heart for generalized distribution. (oprah.com)
Typically, the original pancreas will remain in the body, and the surgeon will connect the new pancreas to the intestines so that it can carry out its functions. (medicalnewstoday.com)

Ideally, a patient receives a new kidney and pancreas from the same donor. (ucsfhealth.org)
Allogeneic pancreas islet transplantation involves isolating islet cells from the pancreas of a cadaver donor, which are then purified and transplanted into the recipient via the portal vein or one of the tributaries of the liver where they take up residence and resume function. (bcbsnd.com)
Typically, a person will receive at least 10,000 islet equivalents per kilogram of body weight from two donor pancreases. (medicalnewstoday.com)
While an islet cell transplant involves the transfer of cells from a donor pancreas, a pancreas transplant involves a person receiving a whole, healthy donor pancreas. (medicalnewstoday.com)

This technique of "en-block" resection of the portal vein with the pancreas is implemented in a very limited number of centers all over the world and requires very advanced experience in pancreatic surgery. (digestive-surgery.gr)
After discussing with the patient the risks and the benefits of the surgical procedure, the patient was submitted to pancreatoduodenectomy en bloc with portal vein resection while the continuity of the portal vein was reestablished by using a cadaveric graft originating from the abdominal aorta. (spandidos-publications.com)
Therefore, portal vein resection is no longer a formal contraindication for resection and attention was focused on identifying the best graft for portal reconstruction. (spandidos-publications.com)
Due to the presence of a good general status and due to the absence of other signs of unresectability, the patient was submitted to per primam resection, a pancreatoduodenectomy en bloc with portal vein resection being performed. (spandidos-publications.com)

In type 1 diabetes, the immune system attacks and destroys insulin-producing cells in the islets of the pancreas. (sciencedaily.com)
Type 1 diabetes is an autoimmune disease where insulin-producing pancreatic beta cells (often called just "islets," because they reside in the islets of Langerhans part of the pancreas) are destroyed by the body's own immune reactions. (webmd.com)
Both types of islets are infused into the portal vein, which carries blood from several organs to the liver, as well as insulin from the pancreas to the liver in people without type 1 diabetes. (webmd.com)
Patients with type 1 diabetes may be evaluated for pancreas transplants or combined kidney-pancreas transplants. (ucsfhealth.org)
Type 1 diabetes is an autoimmune condition where the immune system mistakenly attacks the pancreas and destroys the cells that produce the hormone insulin . (medicalnewstoday.com)
Often, people receiving a pancreas transplant will also receive a kidney, due to frequently coexisting kidney damage relating to type 1 diabetes. (medicalnewstoday.com)

Discussion/Conclusion: An enlarged, homogenously to heterogenously attenuating and contrast enhancing pancreas, with ill-defined borders is consistent with pancreatitis. (avmi.net)

Because the portal vein is narrowed or blocked, pressure in the portal vein increases. (merckmanuals.com)

Using SonoVue to measure blood flow in large blood vessels improved the quality of the scan when testing the cerebral arteries (in the head), the carotids (in the neck) and the portal vein (leading to the liver), but not the renal arteries (leading to the kidneys). (europa.eu)
Portal vein lies behind the neck of the pancreas. (medscape.com)
This involves inserting a tube with a tiny balloon on the end into a vein in the thigh or neck. (bvsalud.org)

The authors also reported at the Endocrine Society annual meeting that patients improved their diabetes-related outcomes after initially undergoing off-site islet isolation, during which the pancreas is taken out of the body (procedure done at Massachusetts General Hospital in Boston) before transitioning to on-site autologous islet transplantation. (medpagetoday.com)
If standard treatments don't work, pancreas transplantation may be an option. (ucsfhealth.org)
Autologous pancreas islet transplantation is performed during the pancreatectomy procedure. (bcbsnd.com)
Autologous pancreas islet transplantation not meeting the criteria indicated in this policy is considered not medically necessary. (bcbsnd.com)
Pancreas Transplantation Pancreas transplantation is a form of pancreatic beta-cell replacement that can restore normoglycemia in diabetic patients. (msdmanuals.com)

The missing segment was then replaced by a vein "graft" using some other vein of the same patient. (digestive-surgery.gr)
The vein graft that replaced the portion of the portal vein that was resected and the new shape of the portal vein. (digestive-surgery.gr)
A suspension of isolated islet cells is created from the recipients resected pancreas specimen and then injected in the portal vein of the liver where the cells function as a free graft. (bcbsnd.com)
Its disadvantages are that transplanted glucagon -secreting alpha cells are nonfunctional (possibly complicating hypoglycemia) and several pancreata are usually required for a single islet cell recipient (exacerbating disparities between graft supply and demand and limiting use of the procedure). (msdmanuals.com)

The pancreas is a specialized organ located in the abdomen. (medicalnewstoday.com)

Most people in the trial had at least one severe adverse reaction, due to either the IV procedure into the portal vein or from the immune-suppressing medications. (webmd.com)
The first off-site procedure -- where the pancreas is completely resected, and the islets are taken and then transplanted back into the patient, usually through the portal vein -- took place in 1977. (medpagetoday.com)
Pancreas transplants aren't recommended for patients who can manage their diabetes through diet, medication and other means, since the procedure carries all the risks and recovery issues of major surgery, as well as the possibility that the body's immune system will reject the transplanted organ. (ucsfhealth.org)
However, a pancreas transplant is a more invasive procedure, and as such, carries more risk and potential complications. (medicalnewstoday.com)

Hepatic microvascular dysplasia (HMD) or portal atresia is a histologic diagnosis, meaning it only describes the biopsy findings . (acvs.org)

The second Module is a collection of abdominal modules with 30 clinical cases of anatomy and pathology of the liver, biliary system and pancreas. (medsim.com)

From there, blood makes its way to the vena cava, the largest vein in the body to return to the heart . (hdkino.org)

Successful combined kidney-pancreas transplants prevent diabetes from damaging transplanted kidneys and eliminate the need for insulin therapy. (ucsfhealth.org)
Improvements in surgical techniques and immunosuppressive medications have made it possible to perform pancreas transplants in diabetic patients who don't yet have serious kidney disease but who have problems maintaining normal blood sugar and insulin levels. (ucsfhealth.org)
With these improvements, people who receive pancreas transplants alone are achieving the same excellent results as those who get simultaneous kidney-pancreas transplants. (ucsfhealth.org)
Evidence notes that roughly 80% of current pancreas transplants occur with a kidney transplant, and around 73% of people who receive this transplant become insulin independent after 5 years. (medicalnewstoday.com)

The portal vein carries blood from your digestive organs to your liver. (medlineplus.gov)
All study participants received at least one transplant of islets injected into the portal vein, the major vessel that carries blood from the intestine into the liver. (sciencedaily.com)

As opposed to other organs in the body, the majority of this blood supply (75%) comes from the venous system through the portal system. (hdkino.org)
This damming effect increases pressure within the portal venous system and causes potential problems with liver function . (hdkino.org)
Abdominal and pelvic MRI (axial view): lesion adjacent to the splenic-mesenteric-portal venous confluence. (spg.pt)
The pancreas is best evaluated with a triphasic (arterial, portal venous, and systemic venous phases), contrast-enhanced (after intravenous injection of contrast medium), computed tomographic (CT) scan with 3-dimensional (3-D), triplanar (axial, coronal, and sagittal planes) reconstruction. (medscape.com)
tinal lymphatic and venous vessels and usually as a result of intestinal occlusion, The day after admission the patient through the portal vein reach the right and it contributes to infant malnutri- underwent cholecystectomy, cholan- heart, pulmonary circulation and the tion [ 2 ]. (who.int)

A purified islet cell fraction is infused percutaneously into the portal vein by direct puncture of that vein or via a branch of the mesenteric vein. (msdmanuals.com)

In most people, the portal vein splits into left and right veins before entering the liver. (healthline.com)

It is indicated for metastatic adenocarcinoma of the pancreas as first-line treatment in combination with gemcitabine. (medscape.com)
Irinotecan liposomal is used in combination with fluorouracil and leucovorin for metastatic adenocarcinoma of the pancreas after disease progression following gemcitabine-based therapy. (medscape.com)
Gross section of an adenocarcinoma of the pancreas measuring 5 × 6 cm resected from the pancreatic body and tail. (medscape.com)

the pancreas shows normal attenuation. (askmehelpdesk.com)
Images were evaluated for portion of visible pancreas, pancreatic size, evaluation of the pancreatic parenchyma (attenuation), presence of peri-pancreatic changes and contrast enhancement pattern. (avmi.net)
Inflammatory changes of the pancreas can lead to visible attenuation differences and altered contrast enhancement. (avmi.net)

If you receive a kidney transplant without a pancreas transplant, you must continue to take insulin in addition to immunosupressive medications to protect the new kidney. (ucsfhealth.org)

Investigators at eight study sites in North America used a standardized manufacturing protocol to prepare purified islets from the pancreases of deceased human donors. (sciencedaily.com)

Portal vein involvement is the most common reason that pancreatic tumors (without metastases) are thought to be unresectable. (digestive-surgery.gr)
however, tumors in these locations frequently metastasize and spread through the mesenteric lymph nodes (see image below) and portal vein. (medscape.com)
IRE uses HVEPs to cause cell death by inducing membrane disruption, and it is primarily used as a radical ablative therapy in the treatment of soft-tissue tumors in the liver, kidney, prostate, and pancreas. (rsna.org)
Irreversible electroporation is a predominantly nonthermal and adjacent structure-sparring ablation method that has been proven safe and efficient in the treatment of tumors in the liver, pancreas, and prostate. (rsna.org)

Within the liver, the portal vein branches into smaller and smaller vessels so that the blood can percolate throughout the tissues to each liver cell. (acvs.org)
The right vein then branches off into anterior and superior veins. (healthline.com)

it is of varying size and is wedged between the superior mesenteric vessels (vein on right, and artery on left) in front and the aorta behind it. (medscape.com)
Computed tomography (CT) scan showing the pancreas head (*) and the superior mesenteric artery (black arrow) and vein (white arrow). (medscape.com)

Because the pancreas lies obliquely, all parts of the pancreas are not at the same transverse level and are not seen in 1 section (cut) of the CT scan-the pancreatic head is lower (at the level of L2) than its body (L1) and tail (T12). (medscape.com)

Patients with type 2 diabetes are less likely to be candidates because they may be insulin-resistant, meaning their body's cells don't respond normally to insulin, and wouldn't reap the benefits of a pancreas transplant. (ucsfhealth.org)
The cells in the pancreas that make insulin can't turn that insulin off, and when that happens, the blood sugar becomes dangerously low. (chop.edu)
When there's diffuse disease, all of the insulin-secreting cells in the pancreas are abnormal, but when it's focal disease, a very small cluster of cells measuring perhaps less than one-quarter of an inch in diameter are abnormal. (chop.edu)

The exposed superior mesenteric/portal vein is shown. (vesalius.com)
A 65-year old asymptomatic male was referred to our Gastroenterology Department following incidental detection on abdominal ultrasound of a pancreatic head tumour, strongly hypoechoic, with 35mm in diameter, just above the confluence of the superior mesenteric and splenic veins. (spg.pt)
Computed tomography scan of the uncinate process of the pancreas (*) behind the superior mesenteric vessels (arrow). (medscape.com)

For part of its course, it runs near the portal vein and the common bile duct. (healthline.com)
The lower (terminal) part of the CBD runs behind (or sometimes through) the upper half of the head of pancreas before it joins the main pancreatic duct (MPD) to form a common channel (ampulla). (medscape.com)

Careful evaluation of the portal vein is recommended to evaluate the presence of a thrombus. (avmi.net)

Anatomy33

Organisms6

Diseases27

Chemicals and Drugs7

Analytical, Diagnostic and Therapeutic Techniques and Equipment31

Phenomena and Processes10

Disciplines and Occupations1

Named Groups1

Health Care2

Head of the p7

Thrombosis9

Splenic vein11

Spleen8

Annular pancreas6

Duodenum3

Pancreatic cancer1

Stomach4

Brings blood from the intestine1

Uncinate process1

Proximal2

Inferior5

Tail of the p2

Body of the p2

Small intestine3

Obstruction2

Tumor5

Hypertension15

Distal1

Hepatic artery3

Total pancreatectomy2

Intestines3

Donor4

Resection4

Type 1 diabet6

Pancreatitis1

Pressure in the portal vein1

Neck3

Transplantation5

Graft4

Abdomen1

Procedure4

Atresia1

Anatomy1

Vena cava1

Transplants4

Carries blood2

Venous5

Islet cell1

Entering the liver1

Adenocarcinoma3

Attenuation3

Kidney transplant1

Islets1

Tumors4

Branches2

Artery2

Transverse1

Cells3

Mesenteric3

Duct2

Thrombus1