I81 PORTAL VEIN THROMBOSIS

Code Information

  • Diagnosis Code: I81
  • Short Description: Portal vein thrombosis
  • Long Description: Portal vein thrombosis
  • Code Version: 2025 ICD-10-CM

The code I81 is VALID for claim submission

Code Classification

Synonyms

  • Acute GIT vascular insufficiency
  • Acute ischemia of colon due to thrombosis of mesenteric vein
  • Acute occlusion of mesenteric vein
  • Acute thrombosis of mesenteric vein
  • Acute thrombosis of mesenteric vein
  • Acute vascular insufficiency of intestine
  • Acute visceral ischemia
  • Chronic thrombosis of mesenteric vein
  • Obstruction of visceral vein
  • Obstruction of visceral vein
  • Portal vein obstruction
  • Portal vein thrombosis
  • Thrombosis of mesenteric vein
  • Thrombosis of mesenteric vein
  • Thrombosis of mesenteric vein
  • Visceral ischemia

Diagnostic Related Group(s)

The code I81 is grouped in the following Diagnostic Related Group(s) MS-DRG V42.0

  1. Disorders Of Liver Except Malignancy, Cirrhosis Or Alcoholic Hepatitis With Mcc (441)
  2. Disorders Of Liver Except Malignancy, Cirrhosis Or Alcoholic Hepatitis With Cc (442)
  3. Disorders Of Liver Except Malignancy, Cirrhosis Or Alcoholic Hepatitis Without Cc/mcc (443)

References to Index of Diseases and Injuries

The code I81 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Inclusion Terms:
    • Portal (vein) obstruction
  • Type 2 Excludes Notes:
    • hepatic vein thrombosis (@I82.0*)
    • phlebitis of portal vein (@K75.1*)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
I81 Right Arrow 452 Portal vein thrombosis
This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

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ICD-10 Code ICD-10 Description
This page was last updated on: 10/1/2024
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