So a deep vein thrombosis or DVT is a blood clot in one of those deep veins.

因此，深静脉血栓（DVT）指的是在深静脉内形成血凝块。

The diagnosis of a deep vein thrombosis can be made by ultrasound.

超声可以用来诊断DVT。

Next, blood get drained from these spaces by small emissary veins, which drain into the deep dorsal vein.

接下来，血液从这些间隙通过小的导静脉流出，这些血液会流入背深静脉。

Superficial veins drain blood into deep veins, which rely on the skeletal muscle pump to move blood forward.

浅表静脉回流至深静脉系统是通过骨骼肌的肌肉泵作用完成的。

There are three main factors that lead to a deep vein thrombosis, which are referred to as Virchow's triad.

根据Virchow三角理论，DVT形成有三个主要因素。

He says: Deep vein thrombosis is where a clot forms in the calf veins.

他说： 深静脉血栓形成是在小腿静脉中形成凝块的地方。

So we might have: Deep vein thrombosis is a condition.

所以我们可能有：深静脉血栓形成是一种病症。

Deep vein thrombosis is a condition where blood clots form in veins.

深静脉血栓形成是静脉中形成血凝块的情况。

She's 20 years too young to get a deep vein thrombosis!

她离得深度静脉血栓症还早20年！

Number seven. Clots. People who spend long hours working on a computer, face the risk of developing a condition called deep vein thrombosis (DVT).

血液凝块。长时间在电脑上工作的人易患深静脉血栓形成（DVT）。

The danger is from a condition called deep vein thrombosis, or DVT.

危险来自称为深静脉血栓形成或 DVT 的病症。

So, a quick recap: A deep vein thrombosis is a blood clot found in the deep tissue, particularly in the lower leg.

深静脉血栓指的就是在深静脉中发现血凝块，尤其是在下肢。

This usually occurs in the deep veins of the legs or in the pulmonary arteries that carry deoxygenated blood from the heart to the lungs.

这经常发生在腿部的深静脉或从心脏通往肺部、携带缺氧血的肺动脉中。

The findings indicate COVID-19 significantly increases a person's risk of deep vein thrombosis and pulmonary embolism in the months after infection.

研究结果表明， COVID-19 在感染后的几个月内显着增加了一个人发生深静脉血栓和肺栓塞的风险。

However, other veins are located deep within your body, and these deep veins tend to follow the course of the major arteries.

然而，其他静脉位于身体的深处，这些深静脉往往跟随大动脉的走向。

The most common places for such clots to develop are in the deep veins of the legs and in the vessels that carry de-oxygenated blood through the lungs.

形成血块最常见的部位在腿部的深静脉和肺部运送缺氧血的血管中。

First, name the thing being defined. In this case, it's deep vein thrombosis Secondly, use the verb to be: is or are.

首先，命名被定义的事物。 在这种情况下， 它是深静脉血栓形成其次，使用动词是：是或是。

Deep vein thrombosis is where a clot forms in the calf veins and occasionally in the veins of the leg, sometimes in the veins of the pelvis.

深静脉血栓形成是在小腿静脉中形成凝块，偶尔在腿部静脉中形成，有时在骨盆静脉中形成。

That's when a clot forms, usually in the deep veins of the leg, and then parts of the clot can break off and travel to other parts of the body.

血栓形成时，一般发生在腿部深静脉，血栓的一部分可能脱落并到达身体其他部位。

A deep vein thrombosis is most common in a limb - usually the lower leg, and it can make the area around the clot inflamed - causing pain, swelling, redness, and warmth.

深静脉血栓最常见于下肢尤其是小腿，可引起血栓周围炎，造成红肿热痛。