Thrombocytopenia

Thrombosis with thrombocytopenia syndrome (TTS)

Key facts The AstraZeneca COVID-19 vaccine has been linked to a new, very rare blood-clotting condition called thrombosis with thrombocytopenia syndrome (TTS). The AstraZeneca vaccine is no longer used in Australia. Symptoms of TTS were known to have occurred between 4 and 42 days after vaccination with the AstraZeneca vaccine. TTS is diagnosed using blood tests and imaging scans — such as a CT scan. Once identified, TTS can be treated effectively in hospital. What is thrombosis with thrombocytopenia syndrome? Thrombosis with thrombocytopenia syndrome (TTS) is a very rare, new and specific syndrome. It occurs when a person has blood

Thrombocytopenia

What is thrombocytopenia? Thrombocytopenia is a condition in which the platelets (also called thrombocytes) are low in number, which can result in bleeding problems. Platelets are a type of blood cell that are important for helping blood to clot. When you cut yourself and the wound bleeds, platelets clump together at the site of the wound to stop the bleeding. Platelets may be low in number if the body is not making enough of them, if they are being destroyed, or if they are being trapped in the spleen. The spleen is an organ that acts as a filter of