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Ruptured large hepatic cyst with elevated serum and ascites CA19-9 level
Ryosuke Mizukami1, Akiko Nakazawa1, Takahiro Einama1
1Department of Surgery, National Defense Medical College, 3-2 Namiki, Tokorozawa, Saitama 359-8513, Japan.
Journal of Surgical Case Reports
|August 15, 2024
Summary
Elevated carbohydrate antigen 19-9 (CA19-9) levels can indicate malignancy, but this case shows a ruptured liver cyst can also cause high CA19-9. Prompt diagnosis and treatment led to normal CA19-9 levels.
Area of Science:
- Hepatology
- Oncology
- Gastroenterology
Background:
- Carbohydrate antigen 19-9 (CA19-9) is a tumor marker often used to assess hepatic cyst malignancy.
- Elevated CA19-9 levels can be associated with various conditions, including benign liver diseases.

