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发，因为只有下半身发。

She's cyanotic with shallow breath sounds. B.P. 76 over 42. Tachycardic to the 130s.

她有发，呼吸浅快。血压 76/42。心率达到130次。

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

患者可出现发，切地说，会现为特定皮肤呈现青紫色，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.

这会导致下肢发，即皮肤变蓝或青紫，是由缺氧血和氧合血混合造成。

What we don't have is any deoxygenated blood escaping into the systemic circulation and causing a baby to appear cyanotic, so we call this acyanotic, which means " not blue" .

这时不会有缺氧血流入体循环而引起婴儿出现发，所以我们称之为不发，即无青紫。

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.

当无氧血混入体循环，会现为发，一种皮肤变为青紫色症状，在出生后几天便可发现。

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发，即患者皮肤会变蓝，这就是为什么慢支患者又被比做蓝鲱鱼。