Coagulation Four Items
Laboratory Tests
≈ ¥20-50
(≈ $3-7)
15 min
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Description
Estimated cost for Coagulation Four Items at general public hospitals in China is about ¥15-40, and at Grade 3A hospitals about ¥20-50, varying by hospital tier and region.
Main Uses
To evaluate the blood's ability to clot, monitor the effectiveness of anticoagulant therapy, diagnose bleeding and clotting disorders, assess preoperative risk for excessive bleeding, and manage patients with suspected coagulopathies
Normal Range
Prothrombin Time (PT): 11-13.5 seconds, Activated Partial Thromboplastin Time (aPTT): 25-35 seconds, Thrombin Time (TT): 14-21 seconds, Fibrinogen: 200-400 mg/dL
Low Values - Possible Causes
Liver disease, vitamin K deficiency, disseminated intravascular coagulation (DIC), anticoagulant therapy, hereditary clotting factor deficiencies
High Values - Possible Causes
Inflammation, infection, pregnancy, cancer, thrombotic disorders, liver disease, renal failure, use of certain medications like oral contraceptives or hormone replacement therapy