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Updated: Jun 14, 2026

Multimodality Diagnosis of Mesenteric Ischemia
Published on: July 21, 2023
[A case of non-occulsive mesentery ischemia with pulmonary embolism due to protein C deficiency]
Tae Wan Kim1, Sung Youn Choi, Im Ju Kang
1Department of Internal Medicine, Kangbuk Samsung Hospital, Jongno-gu, Seoul, Korea.
Insights
Protein C deficiency can cause dangerous blood clots in unusual places. This case highlights pulmonary embolism and mesenteric ischemia resulting from type 1 protein C deficiency.
Area of Science:
- Medical Science
- Hematology
- Genetics
Background:
- Protein C is a key anticoagulant protein.
- Deficiency in Protein C increases the risk of venous thrombosis and thromboembolism.
- Hereditary Protein C deficiency is typically autosomal dominant with incomplete penetrance.
Observation:
- A patient presented with pulmonary embolism and mesenteric ischemia.
- The condition was linked to type 1 Protein C deficiency.
- Protein C and S deficiencies are associated with increased thrombosis risk.
Findings:
- Type 1 Protein C deficiency was diagnosed.
- This deficiency led to severe thrombotic events.
- Testing Protein C levels and function is crucial for diagnosis.
Implications:
- This case underscores the severe consequences of Protein C deficiency.
- Early detection and management of Protein C deficiency are vital.
- Understanding genetic factors in thrombosis is critical for patient care.
Abstract:
Protein C is an important physiological anticoagulant factor. Protein C deficiency has been linked to venous thrombosis at unusual sites, including the cerebral and mesenteric veins. Hereditary protein C deficiency is inherited primarily as an autosomal dominant trait with incomplete penetrance. Protein C and S deficiencies are known to increase the risk of venous thrombosis and pulmonary thromboembolism. Testing for protein C levels and function is necessary for the detection of both type I and type II protein C deficiency. In this article, we report a case of pulmonary embolism and mesentery ischemia due to type 1 protein C deficiency.
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