William Ottestad, consultant and specialist in anaesthesiology. The author has completed the ICMJE form and declares no conflicts of interest. Some COVID-19 patients deteriorate rapidly and seemingly ...

Clinical question: What is the prevalence of, and what are the risk factors for, occult hypoxemia in ICU patients, and does that impact patient outcomes? Background: The finding of occult hypoxemia, i ...

吸氧是慢阻肺病患者的常用治疗措施之一。但是，如何进行氧疗，对于不同病程分期的慢阻肺病病人是有所不同的。 2. 高流量或低流量吸氧只是流量高低变化，在实际应用中，可以高流量低浓度吸氧，也可低流量高浓度吸氧。 3. 临床工作中所用到的普通鼻导管 ...

原创 最新推荐文章于 2026-07-23 10:52:04 发布 · 1.9k 阅读 血氧饱和度的产生机制 在吸气过程中，空气中的氧进入气管并被运输到肺泡中；由于肺泡中氧分压比肺毛细血管中的氧分压高，氧通过扩散的方式通过肺泡进入肺毛细血管；人体内的血液通过心脏的收缩和 ...

Liputan6.com, Jakarta Pernapasan merupakan proses vital yang menjaga kelangsungan hidup manusia. Salah satu indikator penting untuk menilai fungsi pernapasan adalah PaO2 atau tekanan parsial oksigen ...

La saturation en oxygène de l’hémoglobine est le pourcentage d’oxygène fixé sur l’hémoglobine qui transporte l’oxygène dans le sang du patient. Stockée dans les globules rouges, l'hémoglobine est ...

Liên hệ ngay với số hotline của MEDLATEC để được phục vụ và sử dụng các dịch vụ khám, chữa bệnh hiện đại & cao cấp nhất.

Respiratory distress affects an estimated 1% of all infants in the first year of life, with significantly greater rates occurring in preemies. Pediatric patients also face risks of acute respiratory ...

Discrepancies between pulse oximetry and arterial oxygen saturation can pose challenges in clinical assessment. Possible underlying causes include poor peripheral perfusion, skin pigmentation, motion ...

当我们谈及呼吸衰竭，其实更关注的是呼吸衰竭的病理生理机制以及基于此机制最终产生的结果。无论是通气功能障碍，还是换气功能障碍，都会导致氧气无法正常在体内运输，进而出现缺氧状态。通过氧输送（DO 2 ）公式【DO 2 =CaO 2 ×CO×10，CaO 2 =Hb×1.34×SaO 2 +PaO ...

（长按 识别二维码 搜索更多麻醉学知识点） 氧合血红蛋白并不能直接被机体所利用，需要氧分子从血红蛋白上解离出来，才能够进入机体的组织细胞。我们在临床上也利用了血红蛋白的物理化学特性。氧离曲线从起始段到快速升支直至平台段这一过程是由血红 ...

A Secretaria Municipal de Saúde de São Paulo (SMS/SP) realiza a dispensação de oxigenoterapia domiciliar prolongada (ODP) para munícipes, caso estes tenham indicação Médica. As indicações clássicas de ...