this thromboembolus displays the typical gross appearance.
具有典型的外观。
this is a 「paradoxical embolus」, rare (seen on the left here), and so called because a thromboembolus arising from the venous circulation can end in the systemic circulation.
here is another large pulmonary thromboembolus seen in cross section of this lung. the typical source for such thromboemboli is from large veins in the legs and pelvis.
切面上可见一个大的肺血栓栓子。它的主要来源是下肢和盆腔的大静脉。
here a thromboembolus is packed into a pulmonary artery. over time, if the patient survives, the thromboembolus will undergo organization and dissolution.
此图所示的是在肺动脉处形成的血栓栓塞。时间较久时,若患者仍存活,血栓可能发生机化或溶解吸收。
a closer view of a thromboembolus filling a main pulmonary artery reveals a layered appearance, typical of a thrombus that formed in a large vein of the pelvis or lower extremity.