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Superior mesenteric artery stenosis icd 10 - Background Visceral artery aneurysms (VAA), although uncommon, are increasingly being detecte

Objective: The objective of the study was to report the feasibility and results of superior mesen

Aneurysms of the superior mesenteric artery (SMA) and its branches are rare and account for only 6% to 15% of all visceral artery aneurysms. In the present report, we have described our 30-year experience with the management of aneurysms of the SMA and its branches at a high-volume referral center. ... Celiac artery stenosis ≥50%0.51 (0.11-2. ...ICD-9-CM 557.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 557.1 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).Clinical Practice Guidelines of the European Society of Vascular ... - ESVS ... surgery. ...K55.029 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM K55.029 became effective on October 1, 2023. This is the American ICD-10-CM version of K55.029 - other international versions of ICD-10 K55.029 may differ.Acute embolism and thrombosis of other specified veins. I82.890 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM I82.890 became effective on October 1, 2023.Duplex ultrasound (DUS) criteria are well defined for evaluating high-grade stenosis (≥70%) of the native superior mesenteric artery (SMA) and celiac artery (CA). It has been shown that native vessel criteria overestimate the degree of in-stent restenosis (ISR) and that velocity criteria for SMA and CA ISR are not well established.Search Results 500 results found. Showing 126-150: ICD-10-PCS Procedure Code 04S54ZZ [convert to ICD-9-CM] Reposition Superior Mesenteric Artery, Percutaneous Endoscopic Approach ICD-10-CM Diagnosis Code I65.23 [convert to ICD-9-CM] Occlusion and stenosis of bilateral carotid arteriesCereb infrc due to unsp occls or stenos of unsp crtd artery; Occlusion of carotid artery, with cerebral infarction; Stenosis of carotid artery, with cerebral infarction ICD-10-CM Diagnosis Code I63.239Clinical Practice Guidelines of the European Society of ... ... surgery. ...The superior mesenteric artery (SMA) is the most commonly affected vessel in the setting of atrial fibrillation (see Figures 11-31 to 11-35 ). 63 Occlusion of the SMA may be more common than previously believed. In a population-based study using autopsy results, the incidence was 8.6 per 100,000 person years, with a cause-specific mortality of ...Superior mesenteric artery syndrome (SMAS) is a digestive condition that occurs when the duodenum (the first part of the small intestine) is compressed between two arteries (the aorta and the superior mesenteric artery). This compression causes partial or complete blockage of the duodenum. Symptoms vary based on severity, but can be severely ...ICD 10 code for Complication of mesenteric artery following a procedure, not elsewhere classified, initial encounter. Get free rules, notes, crosswalks, synonyms, history for ICD-10 code T81.710A. ... Postprocedural mesenteric artery complication; ICD-10-CM T81.710A is grouped within Diagnostic Related Group(s) (MS-DRG v 41.0):ICD-10-CM/PCS MS-DRG v38.1 Definitions Manual: Skip to content: MDC 21 Injuries, poisonings and toxic effects of drugs: ... Occlusion of Superior Mesenteric Artery with Intraluminal Device, Percutaneous Endoscopic Approach: 04L54ZZ: Occlusion of Superior Mesenteric Artery, Percutaneous Endoscopic Approach:Superior mesenteric artery (SMA) syndrome is a rare disease that causes compression of the third portion of the duodenum. Current definitions focus on the mechanical obstruction secondary to compression of the third portion of the duodenum by the SMA anteriorly and the aorta and vertebral column posteriorly. 1 The duodenal compression often manifests …Pulmonary artery stenosis and/or hypoplasia in a child; or; ... CPT Codes / HCPCS Codes / ICD-10 Codes; Code Code Description; Information in the [brackets] below has been added for clarification purposes. ... VBX and SES groups represented 96 (54 %) and 81 (46 %) of the branches implanted. The celiac artery, superior mesenteric artery, right renal …Objective: The objective of the study was to report the feasibility and results of superior mesenteric artery (SMA) stenting using embolic protection devices (EPDs) to treat acute mesenteric ischemia (AMI) and chronic mesenteric ischemia (CMI). Methods: A retrospective review was conducted of consecutive patients who underwent SMA stenting with EPDs from 2007 to 2016.Background: This study sought to define duplex ultrasound (DUS) velocity criteria predicting ≥70% stenosis in superior mesenteric artery (SMA) stents by correlating in-stent peak systolic velocity (PSV) with computed tomographic angiography (CTA) measurements of percent stenosis. Methods: A retrospective review of 109 patients undergoing SMA stenting between 2003 and 2018 was conducted at a ...Vertebral artery stenosis A focal high-velocity jet is produced by a severe stenosis in the proximal vertebral artery. There is a marked increase in both the peak velocities and EDV with extensive spectral broadening. ... 34,35 however, the Doppler waveform will mimic those of the fasting, postprandial, and stenotic superior mesenteric …Personal history of other venous thrombosis and embolism. Z86.718 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM Z86.718 became effective on October 1, 2023.Key Points. Various branches of the aorta can be occluded by atherosclerosis, fibromuscular dysplasia, or other conditions, causing symptoms and signs of ischemia or infarction. Diagnosis is by imaging tests. Treatment is with embolectomy, angioplasty, or sometimes surgical bypass grafting. Occlusion of branches of the abdominal aorta may be.Acute mesenteric ischemia (AMI) is a life-threatening condition with a high mortality rate. The diagnosis of AMI is challenging because patient symptoms and laboratory test results are often nonspecific. A high degree of clinical and radiologic suspicion is required for accurate and timely diagnosis. CT angiography of the abdomen and pelvis is the first-line imaging test for suspected AMI and ...The superior mesenteric artery (SMA) provides vital blood supply to the midgut and is important to evaluate at every abdominal CT examination to identify acute, chronic, or unsuspected abnormalities that may be associated with substantial morbidity and mortality.Superior mesenteric artery stenosis refers to any form of narrowing involving the superior mesenteric artery and may result from a number of factors. It can result in acute or chronic mesenteric ischaemia. Radiographic features Ultrasound. Several values on doppler ultrasound have been proposed that include:Superior mesenteric artery syndrome: a radiographic review. doi: 10.1007/s00261-019-02066-4. To provide a review of the etiology, clinical presentation, and imaging findings of superior mesenteric artery (SMA) syndrome. A literature review of 24 relevant articles regarding SMA syndrome was performed. SMA syndrome is a rare disease that can go ...Aneurysm of other specified arteries. I72.8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM I72.8 became effective on October 1, 2023. This is the American ICD-10-CM version of I72.8 - other international versions of ICD-10 I72.8 may differ.Laceration of superior mesenteric vein, sequela. ICD-10-CM Diagnosis Code S35.339. Unspecified injury of superior mesenteric vein. ICD-10-CM Diagnosis Code I06.0 [convert to ICD-9-CM] Rheumatic aortic stenosis. Aortic valve stenosis, rheumatic; Rheumatic aortic (valve) obstruction. ICD-10-CM Diagnosis Code T82.856.The aorta is the main artery from the heart. Hardening of the arteries occurs when fat, cholesterol, and other substances build up in the walls of arteries. This is more common in smokers and in people with high blood pressure or high blood cholesterol. This narrows the blood vessels and reduces blood flow to the intestines.Duplex criteria for native superior mesenteric artery stenosis overestimate stenosis in stented superior mesenteric arteries. J Vasc Surg. 2009 Aug. 50 (2):335-40. [QxMD MEDLINE Link]. Sivamurthy N, Rhodes JM, Lee D, Waldman DL, Green RM, Davies MG. Endovascular versus open mesenteric revascularization: immediate benefits do not equate with ...S35.212A Major laceration of celiac artery, initial encounter S35.218A Other injury of celiac artery, initial encounter S35.221A Minor laceration of superior mesenteric artery, initial encounter S35.222A Major laceration of superior mesenteric artery, initial encounter S35.228A Other injury of superior mesenteric artery, initial encounter Doppler ultrasonography has been used to detect a significant stenosis (>50%) in the mesenteric vessels in patients with chronic mesenteric arterial occlusive disease, but its role in AMI seems limited. 40-43 Magnetic resonance imaging has shown promise in detecting altered flows in the superior mesenteric vessels in chronic ischemia, but its ... Atherosclerosis. I70 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail. The 2024 edition of ICD-10-CM I70 became effective on October 1, 2023. This is the American ICD-10-CM version of I70 - other international versions of ICD-10 I70 may differ.Rationale: Superior mesenteric artery (SMA) stenosis, as a common arterial disease, if coexists with other possible causes of abdominal pain, is complicated, which may require not only conservative treatment but also surgical intervention. Patient concerns: A 64-year-old male patient who was admitted to our hospital with pain located …The mesenteric circulation has an extensive collateral network. Therefore, stenosis in one or more mesenteric arteries does not necessarily lead to symptoms. The objective of this study was to determine the effect of collateral flow on celiac artery (CA) and superior mesenteric artery (SMA) duplex parameters.S35.232A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Short description: Major laceration of inferior mesenteric artery, init encntr; The 2023 edition of ICD-10-CM S35.232A became effective on October 1, 2022.Pancreatic cancer (PC) with severe arterial encasement (more than 180°) of the superior mesenteric artery (SMA) or celiac artery (CeA) is considered unresectable. Severe arterial encasement is important for the management of PC patients, but its clinical significance in advanced PC is unclear. The aim of this study was to identify the impact ...Oct 1, 2016 · K55.032 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM K55.032 became effective on October 1, 2023. This is the American ICD-10-CM version of K55.032 - other international versions of ICD-10 K55.032 may differ. Superior Mesenteric Artery Syndrome. Superior mesenteric artery syndrome is a rare digestive system disorder. The superior mesenteric artery provides blood to the small intestine, cecum, and colon. It crosses over the first part of the small intestine, called the duodenum. Symptoms occur when the artery obstructs the duodenum.Sep 19, 2022 · The abdominal aorta predominantly provides blood supply to the upper abdominal cavity and its contents. Its major branches include the celiac trunk, superior mesenteric artery, and inferior mesenteric artery. The first major branch, which comes off anteriorly at the T12 level, is the celiac trunk. It supplies oxygen-rich blood to the spleen, …Occlusion and stenosis of cerebellar arteries. I66.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM I66.3 became effective on October 1, 2023. This is the American ICD-10-CM version of I66.3 - other international versions of ICD-10 I66.3 may differ.Dissection of artery of upper extremity. I77.76 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM I77.76 became effective on October 1, 2023.Dissection of other specified artery. I77.79 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM I77.79 became effective on October 1, 2023.Oth congenital malformations of circulatory system; Cavernous malformation of spinal cord; Cavernous malformation, spinal cord; Congenital cardiovascular disorder during pregnancy - baby delivered; Congenital heart disease in mother complicating pregnancy; Maternal cardiovascular anomaly, in after childbirth; Maternal congenital cardiovascular anomaly in childbirth; Maternal congenital ...S35.339A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Short description: Unspecified injury of superior mesenteric vein, init encntr; The 2024 edition of ICD-10-CM S35.339A became effective on October 1, 2023.Dissection of artery of upper extremity. I77.76 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM I77.76 became effective on October 1, 2023.Dissection of other specified artery. I77.79 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM I77.79 became effective on October 1, 2023.Acute mesenteric ischemia (AMI) is a syndrome caused by inadequate blood flow through the mesenteric vessels, resulting in ischemia and eventual gangrene of the bowel wall. Although relatively rare, it is a potentially life-threatening condition. Broadly, AMI may be classified as either arterial or venous.Patients with celiac artery stenosis/occlusion are treated by interventional radiology (IR) via dilation of the pancreaticoduodenal arcade. In patients with dilation of the pancreaticoduodenal arcade on SMA angiograms, IR through this artery may be successful. Here we provide several tips on surmounting these difficulties in IR including ...Search Results. 500 results found. Showing 451-475: ICD-10-CM Diagnosis Code Q42.8 [convert to ICD-9-CM] Congenital absence, atresia and stenosis of other parts of large intestine. Congenital absence, atresia and stenosis of prt lg int. ICD-10-CM Diagnosis Code T82.85. Stenosis due to cardiac and vascular prosthetic devices, implants and grafts.CASE 8 Location: Regional Hospital EXAM: Renal and bladder ultrasound dated 10/01/20XX Renal artery Doppler evaluation dated 10/01/20XX COMPARISON: Renal MRA dated 04/01/20XX HISTORY: 80-year-old with renal artery stenosis. Diagnostic ultrasound of the kidneys was ordered to see if there was kidney damage due to the renal stenosis or …Postprandial mesenteric duplex scanning has been used as an adjunct to fasting duplex scanning to aide in the diagnosis of mesenteric artery stenoses. 12 In patients with less than 70% SMA stenosis, postprandial SMA PSV increases by more than 20% over baseline velocity. The percent increase in SMA PSV is less in patients with 70% or greater SMA ... The nutcracker syndrome (NCS) results most commonly from the compression of the left renal vein (LRV) between the abdominal aorta (AA) and superior mesenteric artery (SMA), although other variants exist. The name derives from the fact that, in the sagittal plane and/or transverse plane, the SMA and AA (with some imagination) appear to be a …Celiac artery occlusion, or stenosis, is not uncommon and is observed in 12.5%–49% of patients during angiography. 1 The causes of the stenosis include compression by the median arcuate ligament (MAL), atherosclerosis, periarterial fibrosis, acute and chronic dissection (during angiography), or congenital stenosis. 2 The most common causes ...ICD-9-CM 557.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 557.1 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).Acute embolism and thrombosis of other specified veins. I82.890 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM I82.890 became effective on October 1, 2023. A recent population-based study identified asymptomatic celiac axis (CA) or superior mesenteric artery (SMA) stenosis at duplex US in 17.5% of an elderly, free-living cohort. 16 Most of these participants had isolated CA stenosis. Superior mesenteric artery disease was present in only 2.5% of the population but was associated with renal artery ...Symptomatic chronic mesenteric ischemia results from intestinal hypoperfusion and is classically thought to result from involvement of two or more mesenteric arteries. The celiac artery and superior mesenteric artery are most frequently implicated in this disease process, and their involvement usually results in symptoms of small intestinal ...The superior mesenteric artery (SMA) is the most commonly affected vessel in the setting of atrial fibrillation (see Figures 11-31 to 11-35 ). 63 Occlusion of the SMA may be more common than previously believed. In a population-based study using autopsy results, the incidence was 8.6 per 100,000 person years, with a cause-specific mortality of ... Superior mesenteric artery (SMA) dissection is an uncommon type of arterial dissection. It can either be on its own (spontaneous isolated) or occur as part of an extension of an aortic dissection (combined), with the latter being more common. However, spontaneous isolated SMA dissection is considered the most frequently reported type of ...Search Results. 500 results found. Showing 376-400: ICD-10-CM Diagnosis Code M99.67. [convert to ICD-9-CM]Although celiac axis stenosis is a frequently encountered occlusive vascular disease, clinically significant ischemic bowel disease caused by celiac axis stenosis is rarely reported due to rich collateral circulation from the superior mesenteric artery (SMA). The most important and frequently encountered collateral vessels from the SMA in patients with celiac axis stenosis are the ...Search Results. 500 results found. Showing 76-100: ICD-10-PCS Procedure Code 04U5. Superior Mesenteric Artery. ICD-10-CM Diagnosis Code I77.1 [convert to ICD-9-CM] Stricture of artery. Bilateral subclavian artery stenosis; Left subclavian artery stenosis; Right subclavian artery stenosis; Stenosis of bilateral subclavian arteries; Stenosis of ...Indications Mesenteric ischemia due to arterial insufficiency [K55.059 (ICD-10-CM)] Celiac artery stenosis [I77.4 (ICD-10-CM)] Superior mesenteric artery stenosis ... The superior mesenteric artery (SMA) provides vital blood supply to the midgut and is important to evaluate at every abdominal CT examination to identify acute, chronic, or unsuspected abnormalities that may be associated with substantial morbidity and mortality.Z95.828 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM Z95.828 became effective on October 1, 2023. This is the American ICD-10-CM version of Z95.828 - other international versions of ICD-10 Z95.828 may differ. Applicable To.Search Results. 500 results found. Showing 201-225: ICD-10-CM Diagnosis Code M99.52. [convert to ICD-9-CM]Applicable To. Cardiac asthma; Edema of lung with heart disease NOS; Edema of lung with heart failure; Left heart failure; Pulmonary edema with heart disease NOSartery stent extending into the abdominal aorta for 1-2 mm. Following left renal artery stenting an excellent angiographic result is seen with no residual stenosis and the left renal artery stent extending into the abdominal aorta for approximately 1 mm. There is preservation of renal artery branches in both renal arteries. CONCLUSION 1.ICD-10-CM/PCS MS-DRG v38.1 Definitions Manual: Skip to content: MDC 21 Injuries, poisonings and toxic effects of drugs: ... Occlusion of Superior Mesenteric Artery with Intraluminal Device, Percutaneous Endoscopic Approach: 04L54ZZ: Occlusion of Superior Mesenteric Artery, Percutaneous Endoscopic Approach:cant (50% and 70%) stenosis of the superior mesenteric (SMA) or celiac arteries (CA).2-7 Presently, there is no absolute consensus on specific duplex ultrasound (DUS) criteria for the diagnosis of mesenteric/celiac artery steno-sis. The present study is based on the largest number of mesenteric duplex/angiography correlations reported toThe superior mesenteric artery arises from the anterior aspect of the aorta at the level of the L1 vertebral body. It is enveloped in fatty and lymphatic tissue and extends in a caudal direction at an acute angle into the mesentery. In the majority of patients, the normal angle between the superior mesenteric artery and the aorta is between 38 ...ICD-10-CM Diagnosis Code T82.85. Stenosis due to cardiac and vascular prosthetic devices, implants and grafts. ... Stenosis of other cardiac prosthetic devices, implants and grafts, subsequent encounter. Stenosis of other cardiac prosth dev/grft, subs. ICD-10-CM Diagnosis Code ...Criteria have been established and validated for diagnosing native superior mesenteric artery (SMA) stenosis, with a PSV of ≥275 cm/sec corresponding to a stenosis of ≥70%. 7, 8 Previous studies have shown that velocities through the SMA are altered by the presence of a stent and that applying criteria established in native vessels ...Background: The mesenteric circulation has an extensive collateral network. Therefore, stenosis in one or more mesenteric arteries does not necessarily lead to symptoms. The objective of this study was to determine the effect of collateral flow on celiac artery (CA) and superior mesenteric artery (SMA) duplex parameters.Clinical Practice Guidelines of the European Society of Vascular ... - ESVS ... surgery. ...2024 ICD-10-CM Diagnosis Code K55.1. Chronic vascular disorders of intestine ... Occlusion of superior mesenteric artery; Superior mesenteric artery syndrome ...ICD-10 Codes That Support Medical Necessity and Covered by Medicare Program: Group 1 Paragraph: Abdominal/visceral vascular studies of abdominal, retroperitoneal, and pelvic organs (93975 ... Q27.1 Congenital renal artery stenosis Q27.2 Other congenital malformations of renal artery Q27.33 Arteriovenous malformation of digestive system …The superior mesenteric artery (SMA) is the most commonly affected vessel in the setting of atrial fibrillation (see Figures 11-31 to 11-35 ). 63 Occlusion of the SMA may be more common than previously believed. In a population-based study using autopsy results, the incidence was 8.6 per 100,000 person years, with a cause-specific mortality of ... Short description: Unsp injury of superior mesenteric artery, init encntr; The 2024 edition of ICD-10-CM S35.229A became effective on October 1, 2023. This is the American ICD-10-CM version of S35.229A - other international versions of ICD-10 S35.229A may differ.There is a large, hypoenhancing head of pancreas tumor that measures 2.6 x 4.4 x 4.6 cm. The tumor extends into the uncinate process as well as invading the base of the small bowel mesentery, and jejunal vessels. The tumor also incompletely encases the superior mesenteric artery. The portal, splenic and superior mesenteric veins opacify normally.This page provides explanations for the ICD diagnosis code “S35 Injury of ... 2 Injury of coeliac or mesenteric artery · S35.3 Injury of portal or splenic ...Introduction. The celiac axis (CA) and the superior mesenteric artery (SMA) provide the arterial blood flow to the upper abdominal viscera; they intercommunicate via the gastroduodenal artery, the anterior and posterior pancreaticoduodenal arcades, the branches of the dorsal pancreatic artery and inconsistently, though a supplementary …ICD-10-PCS - Superior Mesenteric Artery - Enhance your medical coding efficiency with our up-to-date and reliable resource. Toggle navigation. Search All ICD-10 Toggle Dropdown. ... B4040ZZ Plain Radiography of Superior Mesenteric Artery using High Osmolar Contrast; B4041 Low Osmolar. B4041Z None.Postprandial mesenteric duplex scanning has been used as an adjunct to fasting duplex scanning to aide in the diagnosis of mesenteric artery stenoses. 12 In patients with less than 70% SMA stenosis, postprandial SMA PSV increases by more than 20% over baseline velocity. The percent increase in SMA PSV is less in patients with 70% or greater SMA ...Objective: The objective of the study was to report the feasibility and results of superior mesenteric artery (SMA) stenting using embolic protection devices (EPDs) to treat acute mesenteric ischemia (AMI) and chronic mesenteric ischemia (CMI). Methods: A retrospective review was conducted of consecutive patients who underwent SMA stenting with EPDs from 2007 to 2016.Weight loss. Nausea, diarrhea, or rectal bleeding., Objective: The objective of the study was to report the feasibility and results of superior me, ICD-10-CM code: [g] 36245, 36245-59, 36245-59, 75726-26, 75726-26-59, 75726-26-59, K55.9. Study with Quizlet and, 7. Other Codes Used Similar Conditions. 8. Code History. K55.1 is a billable ICD-10 code used to specify a medical di, There have been previous studies in the 1990s 21,22,23 where mesenter, CPT codes 37238 and 37239 have been removed from CP, This blockage or narrowing (also called stenosis) can prevent the intestines or organs in the abdomen from , Superior mesenteric artery stenosis refers to any form , The superior mesenteric artery (SMA) is the most com, ICD-10-CM/PCS MS-DRG v38.1 Definitions Manual: Skip to content: M, 04L53ZZ is a valid billable ICD-10 procedure code for , Inj branches of celiac and mesenteric artery, sequela. ICD-10-CM Diag, Arteriovenous fistula, acquired. I77.0 is a billable/specific ICD-10-, ICD 10 code for Stenosis of other vascular prosthetic devices, imp, Eighty-two patients were found to have 50% stenosis of at least one , Indications Mesenteric ischemia due to arterial insuffici, The mesenteric arterial circulation is characterized by , Rationale: Superior mesenteric artery (SMA) stenosis, as a c.