Tumour thrombus

Dr Donna D'Souza et al.

Tumour thrombus is defined as tumour demonstrated within a vessel, typically a vein.  This phenomenon is classically associated renal cell carcinoma (RCC), where tumour may invade the renal vein and migrating proximally where it can reach the right atrium. Tumour thrombus is usually composed of a soft tissue component and a thrombotic component. In RCC, it may be possible to remove thrombus retrogradely at nephrectomy but the presence and nature of any tumour thrombus is important for determining the TNM stage.

This phenomenon is not isolated to renal cancers and may also be seen in2:

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Article information

rID: 2227
Synonyms or Alternate Spellings:
  • Tumour thrombosis
  • Tumour clot
  • Tumour containing thrombus

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Cases and figures

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    Case 1 : CT of renal cell carcinoma tumour thrombus
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    Case 2: RCC with tumour thrombus into the IVC
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