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CT ABDOMEN VENOGRAM

INDICATIONS (1-4)

abdo venogram indications

  • IVC thrombus

  • Iliocaval disease suspected- Severe post thrombotic changes

  • Lower extremity venous disease suspected, severe post thrombotic changes

  • Varicose veins, lower extremity, pelvic origin suspected

  • May-Thurner Syndrome

  • Pelvic congestion syndrome

  • Mesenteric, portal, hepatic vein thrombosis

  • Pre-operative planning or post-operative follow up for venous intervention

abdo venogram pt prep

PATIENT PREPARATION

  • Patient able to lie still for ten minutes

  • Not claustrophobic (sedation may be given)

  • Cognitively capable of following basic instructions

  • Metal artefacts removed from the region of interest

  • No respiratory distress when lying supine

  • Not allergic to Iodine based Contrast

  • No known kidney disease (eGFR below 30 as per RANZCR), however, acute setting consultant may sign to continue with poor renal function

  • No hyperthyroidism, may induce thyroid storm

  • Patient to have 18G cannula in anterior cubital fossa to enable a 7ml/s flow rate (20G cannula acceptable if flushing to 5ml/s). 

  • Preferably patient fasted for 4 hours

abdo venogram anatomy

ANATOMY INCLUDED
 

CT Abdomen Venogram - Soft tissue window (axial)
CT Abdomen Venogram- Soft tissue window (coronal)
CT Abdomen Venogram- Soft tissue window (sagittal)

REFERENCES

  1. Alduk, A. M., & O’Sullivan, G. (2018). CT Venography: Technique and Indications. Endovascular Today, 17(7), 60–62.

  2. Glick, Y. (2023, April 18). May-Thurner Syndrome: Radiology Reference Article. Radiopaedia. https://radiopaedia.org/articles/may-thurner-syndrome-2

  3. Hurst, D. R., Forauer, A. R., Bloom, J. R., Greenfield, L. J., Wakefield, T. W., & Williams, D. M. (2001). Diagnosis and endovascular treatment of iliocaval compression syndrome. Journal of Vascular Surgery, 34(1), 106–113. https://doi.org/10.1067/mva.2001.114213

  4. Lakra, R., Grewal, U., Rana, M., Gaddam, S. J., & Beedupalli, K. (2023). May thurner syndrome: Diagnostic and therapeutic outcomes in an institutional setting. Blood, 142(Supplement 1), 5546–5546. https://doi.org/10.1182/blood-2023-187026

  5. Toh, M. R., Tang, T. Y., Lim, H. H., Venkatanarasimha, N., & Damodharan, K. (2020). Review of imaging and endovascular intervention of iliocaval venous compression syndrome. World Journal of Radiology, 12(3), 18–28. https://doi.org/10.4329/wjr.v12.i3.18

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