Medically reviewed by Gagandeep Brar, MD Key Takeaways A high platelet count can lead to blood clots and bleeding, which can be dangerous. Reactive thrombocytosis is often linked to another cause of ...

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 ...

A high platelet count can lead to mild bruising or serious conditions like stroke. There are two types of thrombocytosis: primary, caused by genetic changes, and secondary, due to other conditions. If ...

More than half of patients with myelofibrosis and low platelets treated with Vonjo saw platelets rise 58% and hemoglobin levels improve. More than half of patients with low platelets (thrombocytopenia ...

DEAR MAYO CLINIC: I am 33 years old and recently had an annual physical and routine blood work. I'm active with two children and feel fantastic, but my platelet count came back as 651. My health care ...

Platelets are small types of blood cells that prevent excessive bleeding. It’s possible to develop low or high platelet counts related to a number of health conditions. Platelets are one of the main ...

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 ...

This is an ASCO Meeting Abstract from the 2026 ASCO Genitourinary Cancers Symposium. This abstract does not include a full text component.