Deep vein thrombosis (thrombosis) and pulmonary embolism (pulmonary emboli) are serious, yet often related, health conditions. thrombosis occurs when a blood clot forms in a deep vein, most commonly in the lower limbs. https://gerardigxj859712.pointblog.net/grasping-deep-vein-thrombosis-and-pulmonary-embolism-88138666