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Doctor insights on: Low Oxygen Levels After Surgery

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What causes low oxygen levels after surgery?

What causes low oxygen levels after surgery?

Atelectasis: Sometimes, there can be parts of the lung not fully inflated called atelectasis. This could cause low oxygen levels and can be reversed by taking deep breaths. This type of lung exercise can be done using something called an incentive spirometer, and walking around. Hope this helps! ...Read more

Hypoxia (Definition)

Hypoxia, is a condition in which the body as a whole or a region of the body is deprived of adequate oxygen supply. It is classified into 4 groups: - hypoxemic - oxygen is low - anemic - decreased ability for hemoglobin to carry oxygen. - ischemic - decreased blood flow. - histotoxic - oxygen is reaching the cells, but the cells are unable to use ...Read more


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Please explain what it means if you have low oxygen levels?

Please explain what it means if you have low oxygen levels?

Oxygen: The normal o2 in the blood is calculated as that which should be calculated by knowing the lung, the age, water vapor pressure, etc. Very complicated. For our purposes, we set at that oxygen which will give us a saturation of hemoglobin at least 90% in the arteries. If it is lower than that it is low. ...Read more

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Can i still sleep with low oxygen levels?

Can i still sleep with low oxygen levels?

Yes: However, chronically low oxygen levels can cause changes in the heart. Figuring out why is important. Possible causes include chronic lung diseases, neuromuscular weakness or chest wall deformity, pulmonary vascular diseases, and of course sleep disordered breathing such as sleep apnea. Weight also plays a big role. ...Read more

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What causes low oxygen levels in the elderly?

Other diseases: If you ask me what causes low o2 in a perfectly normal and healthy elderly it makes a difference. There is an alveolar to arterial ratio that changes with age, and o2 is lower in elderly by this notion alone but no to point of hypoxia. There is such thing as senile emphysema by age alone, with the changes like that of the skin. See the compressibility of finger as the machine could restrict pulse. ...Read more

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Dr. Alan Ali Dr. Ali
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My mam has very low oxygen levels, they said she should be gasping and shes not?

Dr. Alan Ali Dr. Ali
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Low oxygen: Low oxygen can result from anemia, lung diseases or heart disease. Consult her doctor for clarification. ...Read more

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Is there anything that can cause low oxygen levels to not improve in a 6 year old?

Many things: Infection, poor air flow into the lungs, poor blood flow to and from the lungs, a heart problem such as a hole within the heart could all cause this. So could a lot of other things, all of which warrant thorough investigation. ...Read more

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Can the body adapt to low oxygen levels ?

Can the body adapt to low oxygen levels ?

Yes: Think about americans who live in denver, sherpas that live in tibet, & the maya in south america. These are populations of people who have become accustomed in one way or another to a lower atmospheric oxygen level, and in the mayans a lower blood oxygen level. Another sea-level example would be a person with emphysema who may run a blood oxygen level of 88% and still be walking around home depot. ...Read more

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How do you detect low oxygen levels in blood?

How do you detect  low oxygen levels in blood?

Low oxygen: One way is to use a pulse oximeter which fits over the finger and gives a good approximation of the oxygen in the blood. ...Read more

Dr. Scott Bolhack
3,074 doctors shared insights

Oxygen (Definition)

Oxygen is a gas that the cells in your body need to work properly. The air we breathe normally has 21% oxygen. A maximum of 100% oxygen can be given. Babies with heart or lung problems may need ...Read more