An elevated transferrin saturation level in blood tests can indicate various pathological conditions. The primary reasons that may lead to an increase in this glycoprotein's level include:
Multiple Myeloma
Gastrointestinal cancers
Chronic inflammatory diseases (e.g., autoimmune disorders)
Bone marrow cancer
Sideroblastic anemia
Atransferrinemia
Excessive iron accumulation in the body (including conditions like hemochromatosis)