What is it like to experience extreme sleepiness? A 33-year-old woman from Huai’an, Jiangsu Province was a severely obese person, weighing 330 catties at the peak, and was very lethargic. She said that she would fall asleep anytime and anywhere, and she was sleepy when chatting with people. Once she fell asleep while riding a bicycle, almost had a car accident, and sometimes she would wake up out of breath when she fell asleep. According to the time video report, after the hospital admission, the woman’s BMI index reached 42-44, combined with cardiac insufficiency and severe hypoxemia. Video hypoxemia refers to the decrease of arterial oxygen partial pressure and blood oxygen saturation when the patient breathes 20.9% oxygen at sea level. When the arterial oxygen partial pressure is lower than 60mmHg, the patient is diagnosed with hypoxemia. . According to the degree of arterial oxygen partial pressure drop, hypoxemia is divided into mild, moderate and severe, 50-60mmHg is mild, 40-50mmHg is moderate, and less than 40mmHg is severe hypoxemia. In addition, hypoxemia can also be judged based on arterial oxygen saturation, which should be greater than 94% in normal people. When arterial oxygen saturation is less than 93%, patients are diagnosed with mild hypoxemia, and less than 90% of patients with moderate hypoxemia. When arterial oxygen saturation is reached.
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