plateletszámmal

Plateletszámmal refers to the count of platelets in a blood sample. Platelets, also known as thrombocytes, are tiny, irregular-shaped cell fragments that play a crucial role in hemostasis, the process of stopping bleeding. When a blood vessel is injured, platelets aggregate at the site of the injury and form a plug, which helps to seal the wound and prevent excessive blood loss. They also release various factors that promote blood clotting.

A normal platelet count typically ranges from 150,000 to 450,000 platelets per microliter of blood. Deviations from this range can indicate underlying medical conditions. A low platelet count, known as thrombocytopenia, can lead to an increased risk of bleeding. Causes of thrombocytopenia can include certain medications, viral infections, autoimmune disorders, and bone marrow problems. Symptoms may include easy bruising, prolonged bleeding from cuts, nosebleeds, and bleeding gums.

A high platelet count, known as thrombocytosis or thrombocythemia, can increase the risk of blood clots. Causes of thrombocytosis can include inflammatory conditions, infections, certain types of cancer, and iron deficiency anemia. In some cases, thrombocytosis may not cause any symptoms, while in others, it can lead to symptoms such as headaches, dizziness, chest pain, or numbness and tingling in the extremities.

The platelet count is usually determined as part of a complete blood count (CBC) test, which is a common diagnostic tool used to assess overall health and detect a wide range of disorders. Healthcare professionals use the platelet count in conjunction with other blood test results and clinical information to diagnose and manage various medical conditions.