Portal vein gas

The portal vein or hepatic portal vein (HPV) is a blood vessel that carries blood from the gastrointestinal tract, gallbladder, pancreas and spleen to the liver. This blood contains nutrients and toxins extracted from digested contents. [Source: Wikipedia ]

Synonyms

Gas in portal vein

May Cause

Abnormal right upper quadrant abdominal gas collection

Multiple hypointense liver lesions

May Be Caused by

 Common

Abdominal abscess

Bowel ischemia

Catheterization of umbilical or mesenteric artery or vein

Gastric lavage

Hepatic artery embolization

Hydrogen peroxide enema

Mechanical bowel obstruction with ischemia

Mesenteric ischemia or occlusion and bowel infarction

Necrotizing enterocolitis

Percutaneous abscess drainage

 Uncommon

Acute gastric dilatation

Air-contrast barium enema in inflammatory bowel disease

Clostridium difficile colitis

Colonoscopy in inflammatory bowel disease

Corrosive ingestion causing gastritis

Diabetic acidosis or coma

Emphysematous cholecystitis

Erythroblastosis fetalis

Gastric emphysema

Hemorrhagic pancreatitis

Necrotic colon carcinoma

Neonatal gastroenteritis

Peptic ulcer eroding into mesenteric vein

Postoperative state

Recent bowel surgery

Sepsis

Toxic megacolon