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[Changes in hemostatic system indices during hemosorption in healthy dogs]
Biulleten' Eksperimental'Noi Biologii I Meditsiny
|July 1, 1982
Summary
Hemosorption minimally impacts the blood coagulation system in dogs, though it initially reduces platelets before causing significant thrombocytosis. Heparin does not prevent sorbent "caking".
Area of Science:
- Hematology
- Hemostasis
- Medical device technology
Context:
- Investigating the hemostatic system's response to hemosorption in animal models.
- Evaluating the efficacy and safety of hemosorption in managing coagulation parameters.
- Understanding the interaction between extracorporeal circuits and blood components.
Purpose:
- To assess the impact of hemosorption on key hemostatic markers in normal dogs.
- To determine if heparin administration mitigates adverse effects of hemosorption.
- To observe the dynamic changes in platelet count following hemosorption.
Summary:
- Hemosorption did not cause significant immediate alterations in the canine hemostatic system, including platelet and fibrinogen levels, or various coagulation and lysis times.
- The administration of heparin did not prevent the aggregation or "caking" of the hemosorbent material.
- A transient decrease in circulating platelets post-hemosorption was followed by a notable increase, indicating pronounced thrombocytosis.
Impact:
- Provides insights into the hemostatic safety profile of hemosorption.
- Suggests that heparin may not be effective in preventing hemosorbent-related complications.
- Highlights the potential for rebound thrombocytosis after hemosorption, requiring further investigation for clinical relevance.