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

超声可以用来诊断DVT。

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。

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。

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！

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。

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。

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）。

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。

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。

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。

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。

Prevention of a deep vein thrombosis is also important - compression stockings and frequent calf exercises during long periods of immobilization can help move blood through the veins to prevent stasis.

DVT的预防也很重要，弹力袜以及长期制动患者进行规律的小腿活动来防止血流瘀滞也是有必要的。

A deep vein thrombosis most commonly develops in the lower legs, below the knee, although a blood clot can form in both superficial and deep veins and also in other parts of the body as well.

深静脉血栓最常见于双下肢，尤其是小腿；血栓可以在浅表静脉或者是深静脉中形成，当然也可以在全身各个部位形成。