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Vascular Surgery4 papers

Chronic thrombosis of mesenteric vein

Last edited: 4/15/2026

Overview

Chronic mesenteric venous thrombosis involves obstruction of veins supplying blood to the intestines, often leading to complications such as gastrointestinal hemorrhage from mesenteric varices 3.

Diagnosis

  • Clinical Presentation: Symptoms may include abdominal pain, nausea, vomiting, and gastrointestinal bleeding 3.
  • Diagnostic Imaging: CT angiography and MRI are crucial for visualizing thrombosis and identifying mesenteric varices 3.
  • Endoscopy: Useful for detecting active bleeding and assessing varices 3.
  • Laboratory Tests: Elevated D-dimer levels may indicate thrombosis, though not specific 3.
  • Management

  • Anticoagulation: Initial treatment often involves systemic anticoagulation to prevent further clot formation 3.
  • Thrombolysis: Considered in cases where there is significant obstruction and risk of bowel ischemia 3.
  • Surgical Intervention: May be necessary for persistent thrombosis or complications like bowel infarction 3.
  • Endovascular Procedures: Such as angioplasty and stenting can be effective in selected cases 3.
  • Special Populations

  • No Specific Data Provided: The abstracts do not provide detailed information on management in pregnancy, pediatrics, elderly, or patients with comorbidities 123.
  • Key Recommendations

  • Utilize Imaging Techniques for Diagnosis: Employ CT angiography and MRI for accurate diagnosis of chronic mesenteric venous thrombosis 3 (Evidence: Moderate).
  • Initiate Anticoagulation Early: Start systemic anticoagulation as a first-line treatment to manage thrombosis 3 (Evidence: Moderate).
  • Consider Surgical or Endovascular Options for Complicated Cases: Explore surgical intervention or endovascular procedures in cases of persistent thrombosis or complications 3 (Evidence: Moderate).
  • References

    1 Silva MFAD, Louzada ACS, Teivelis MP, Leiderman DBD, Portugal MFC, Stabellini N et al.. Varicose Vein Stripping in 66,577 patients in 11 years in public hospitals in São Paulo. Revista da Associacao Medica Brasileira (1992) 2022. link 2 Schul MW, King T, Kabnick LS. Inequalities of health insurance guidelines for the treatment of symptomatic varicose veins. Phlebology 2014. link 3 Soper NJ, Rikkers LF, Miller FJ. Gastrointestinal hemorrhage associated with chronic mesenteric venous occlusion. Gastroenterology 1985. link90027-7)

    Original source

    1. [1]
      Varicose Vein Stripping in 66,577 patients in 11 years in public hospitals in São Paulo.Silva MFAD, Louzada ACS, Teivelis MP, Leiderman DBD, Portugal MFC, Stabellini N et al. Revista da Associacao Medica Brasileira (1992) (2022)
    2. [2]
    3. [3]
      Gastrointestinal hemorrhage associated with chronic mesenteric venous occlusion.Soper NJ, Rikkers LF, Miller FJ Gastroenterology (1985)

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