Health encyclopaedia - Alphabetical Topic List健康百科全书-按字母顺序排列的主题清单

| A | | 1 | | B | | b | | C | | 人才招聘 | | D | | | | E | | 电子 | | F | | f | | G | | 克 | | H | | h | | I | | 我 | | J | | j | | K | | k | | L | | 升 | | M | | 米 |
| N | | n | | O | | o | | P | | p | | Q | |常见问题 | | R | | 研究 | | S | | | | T | | 吨 | | U | | u | | V | | v | | W | | 瓦特 | | X | | x | | Y | | y |

Thrombosis血栓形成

Thrombosis means the clotting of blood within an artery or a vein.血栓是指血液凝结在一个动脉或静脉。 This is always abnormal and is often dangerous, as it can reduce or stop the flow of blood.这是始终不正常，往往是危险的，因为它可以减少或停止流动的血液。 When thrombosis affects important arteries, such as the coronary arteries (causing a heart attack) or the arteries supplying the brain with blood (causing a stroke), it is a major cause of death and serious illness.当血栓形成影响的重要动脉，如冠状动脉（导致心脏病发作）或动脉供应脑部血液（导致中风） ，这是一项重大的死亡原因和严重的疾病。

Thrombosis of arteries supplying the legs leads to pain on using the leg (or even when at rest if the thrombosis is severe).血栓形成的动脉供应的腿，导致疼痛就用腿（或什至在静止时，如果血栓是严重的） 。 If the blood flow is cut off completely, the leg dies and becomes gangrenous.如果血流量是完全切断，腿部去世，成为坏疽。 If this happens in the arteries to the intestines, gangrene of a segment of bowel follows.如果这种情况发生在动脉，以肠，坏疽的一个部分肠易激如下。 This is a surgical emergency.这是一种外科急症。 Thrombosis of the arteries to the kidneys can cause serious kidney damage.血栓形成的动脉，肾脏可能会导致严重的肾脏受损。

Thrombosis of deep leg veins causes swelling, redness and pain in the leg.血栓形成深静脉的原因腿肿胀，发红和疼痛的腿部。 A clot may break off and, carried with the flow of blood, lodge in the lungs.血块可能中断，进行与流动的血液，提出在肺部。 This is called a pulmonary embolism and is a common cause of sudden, unexpected death (see articles on Embolism and Pulmonary embolism).这就是所谓的一肺栓塞是一个常见的原因突然，意外死亡（见文章，栓塞和肺栓塞） 。

Thrombosis of superficial veins in the legs has no connection with deep-vein thrombosis and is not dangerous.血栓形成的浅静脉在腿部没有任何关系，与深静脉血栓形成，并没有危险。 It can be caused by skin infection or repeated blows to the skin over the veins.它可造成皮肤感染或反复打击了以皮肤超过静脉。 In intravenous drug abusers it can occur where a vein is regularly punctured with a needle.在静脉注射毒品滥用它可以发生如静脉穿刺是定期与一针。