The increased CO2 levels in the blood can get so bad that some people develop cyanosis, which is a blue discoloration of the skin, and this is why patients with chronic bronchitis are sometimes referred to as blue bloaters.

血中二氧化碳含量升高可能引起绀，即患者皮肤变蓝，这就是为什么慢支患者又被比做蓝鲱鱼。

When deoxygenated blood mixes into the systemic circulation, it'll often present as cyanosis, a bluish-purple discoloration of the skin, which can be seen in a baby within the first days after birth.

当无氧血混入体，表现为绀，一种皮肤变为青紫色症状，在出生后几天便可现。

This situation is actually sometimes called differential cyanosis, since only the lower body is cyanotic.

这种情况实际上称为差异性绀，因为只有下身绀。

Patients can present with cyanosis, specifically it can appear as bluish skin in certain areas like around the lips or the fingertips.

患者可出现绀，更确切地说，表现为特定部位皮肤呈现青紫色，比如唇周或指端。

This results in cyanosis in the lower extremities, a blue or purple discoloration of the skin; that's the result of deoxygenated blood mixing with oxygenated blood.

这导致下绀，即皮肤变蓝或青紫，是由缺氧血和氧合血混合造成。

You may notice a pale gray or blue skin color called cyanosis.

你可能注意到皮肤呈淡灰色或蓝色，这被称为绀。

Her face turned a shade of violet that reminded me, unpleasantly, of cyanosis.

她脸变成了紫罗兰色， 这让我不愉快地想起了紫绀。

Their lungs became inflamed, starving the blood of oxygen, and giving their skin a deep blue hue, a condition called cyanosis.

他们肺部炎， 使血液缺氧，皮肤呈现深蓝色，这种状况称为紫绀。

As a surgeon there recalled, two hours after admission, they had the mahogany spots over the cheekbones and a few hours later you can begin to see the cyanosis extending from their ears and spreading all over the face.

外科医生被召到军医处，入院后两个小时，他们颧骨已经有了红褐色斑点。再过几个小时，你们就能看见黄萎病已经蔓延到他们耳朵，还遍布了全脸。

These episodes are characterized by shortness of breath, increased cyanosis, loss of consciousness and may result in hypoxic brain injury and death.

缺氧作出现呼吸短促，紫绀加重，意识丧失，可导致缺氧性脑损伤和死亡。

This may result in a bluish skin color known as cyanosis.

这造成皮肤青紫，又称紫绀。

Coarctation of the aorta and a bicuspid aortic valve can cause lower extremity cyanosis, meaning a bluish or purplish discoloration of the lower limbs, and can result in congestive heart failure.

主动脉缩窄和二叶式主动脉瓣畸形导致下紫绀，意味着下呈青紫色，并可导致充血性心力衰竭。