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WhatSubstances that provide increased surface for platelet activation are known as?

clotting factors


What happens in hypercoagulation?

In hypercoagulation, there is an increased tendency for clotting of the blood


Why does the blood stop clotting in diabetes?

In diabetes, high blood sugar levels can damage blood vessels and interfere with the normal clotting process. Additionally, diabetes can lead to changes in blood composition that affect the clotting mechanism, making it less effective. This increased risk of impaired clotting in diabetes can result in difficulties in stopping bleeding and an increased risk of excessive bleeding.


Why does damaged endothelium present an increased risk of blood clotting?

The damaged endothelium exposes the underlying collagen. Circulating platelets bind to the collagen activating the clotting process.


Why is clotting time is so important?

Clotting time is important because it helps assess the body's ability to form blood clots efficiently. Abnormal clotting times can indicate bleeding disorders or increased risk of thrombosis. Monitoring clotting time is crucial in determining the effectiveness of anticoagulant therapy and guiding appropriate medical management.


How does a healthy gene differ from a gene that causes hemophilia?

A healthy gene does not have mutations that disrupt normal blood clotting factors. A gene that causes hemophilia has mutations that affect the production or function of blood clotting factors, leading to difficulty in blood clotting and increased risk of bleeding.


Why are calcium good for clotting?

Calcium is needed for the formation of fibrin in the blood clotting process. Fibrin helps form a mesh-like structure to catch platelets and blood cells, which then stops bleeding by forming a stable blood clot. Without calcium, the blood clotting process would be impaired, leading to difficulty in wound healing and increased risk of bleeding disorders.


What changes are seen in clotting time in purpura and hemophilia?

In purpura, which involves bleeding due to vascular abnormalities or platelet issues, the clotting time may remain normal since the primary problem is not with the clotting factors. In hemophilia, a genetic disorder characterized by deficiencies in specific clotting factors (most commonly Factor VIII or IX), the clotting time is prolonged, particularly in tests like the activated partial thromboplastin time (aPTT). This indicates a delayed clotting ability, leading to increased bleeding tendencies.


Can you take Sudafed while taking warfarin?

Long-term or regular use of paracetamol may increase the anti-blood-clotting effect of warfarin and other anticoagulant medicines, leading to an increased risk of bleeding. This effect does not occur with occasional pain-killing doses.


Which vitamin helps in blood clotting?

iron


Why clotting time decreased in Typhoid fever after a meal after hemorrhage after general anesthesia in endocarditis after splenectomy?

In typhoid fever, clotting time may decrease after a meal due to the increased absorption of nutrients and the subsequent rise in factors that promote coagulation, such as vitamin K and certain proteins produced by the liver. After hemorrhage, the body initiates a compensatory response, enhancing clotting mechanisms to prevent further blood loss. In the context of general anesthesia during endocarditis, physiological stress and the administration of certain medications can facilitate clotting. Following splenectomy, the absence of the spleen, which normally helps regulate platelet levels and immune responses, can lead to increased platelet counts, thus shortening clotting time.


Protein what is protein S deficiency?

Protein S deficiency is associated with increased risk for venous thrombosis. This is a clotting disorder involving Vitamin K.