noun
venous thrombosis
Medical term for a blood clot that forms in a vein. Often discussed in contexts such as deep vein thrombosis (DVT).
長時間のフライトは静脈血栓症のリスクを高める。
Long flights increase the risk of venous thrombosis.
Compound of 静脈 (vein) + 血栓症 (thrombosis).