Q: My platelets were slightly elevated on my blood test. What can cause this? A: Platelets are part of how our body forms clots to stop bleeding. They are produced in the bone marrow by cells called ...

Earlier this year, a study conducted by the University of Edinburgh found that people who received the COVID-19 vaccine developed by AstraZeneca and the University of Oxford were at a very slightly ...

A typical platelet count range can change with age. Platelet counts may fluctuate due to natural vascular aging, changes in bone marrow tissue, and altered blood plasma makeup. Platelets, or ...

Because leukemia is a blood cancer, it can affect a person’s platelet count. People with leukemia sometimes have a low platelet count. However, other conditions can also cause low platelets. Leukemia ...

A high platelet count indicates too many of the small cells (platelets) that help form blood clots. This can cause dangerous clots and bleeding. Also called thrombocytosis or thrombocythemia, ...

A high platelet count, or thrombocytosis, is diagnosed when platelet levels are greater than 450,000 platelets per microliter of blood. A high platelet count can lead to symptoms that range from ...

Since the first report of this test 11 sufficient clinical data have been accumulated to permit a clear delineation of its significance in the classification of diverse types of thrombopenia. Minor ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...