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normal oxygen saturation levels during sleep

A 39-year-old member asked:
Dr. Patrick Melder
27 years experience ENT and Head and Neck Surgery
Lack of oxygen: When you stop breathing (apnea) oxygen and carbon dioxide do not exchange in the lungs. Oxygen drops (hypoxia) and co2 increase (hypercapnia)... Class ... Read More
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Dr. Michael Stern
49 years experience Dentistry
No breaths=no oxygen: This is caused by the temporary stoppage/blocking of breathing which is found in sleep apnea. Longer stoppage/blocking of breathing means less oxygen ... Read More
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Dr. Mark Birnbach
48 years experience Cosmetic Dentistry
Sleep apnea: Sleep apnea is defined as stopping breathing for 10 seconds. During that time, the body is not getting any oxygen. In addition , there can be instance ... Read More
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A 41-year-old member asked:
Dr. Ranji Varghese
17 years experience Sleep Medicine
It all depends: Without knowing a detailed medical history to determine if "low" oxygen may be a chronic, well compensated issue, it is impossible to answer. Typical ... Read More
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A 19-year-old male asked:
Dr. Dariush Saghafi
33 years experience Neurology
Right on the brink: Typically, O2 sats while asleep in a healthy individual should be >90. If yours are typically hitting 90 or below then, I'd say you are right in th ... Read More
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Dr. Amrita Dosanjh
36 years experience Pediatrics and Pediatric Pulmonology
Suggestions: There are many causes of lower oxygen saturation during sleep. OSA is one of them. I would suggest noting down all of your symptoms, including daytime ... Read More
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Dr. Sue Ferranti
29 years experience Internal Medicine
Sleep study...: There are many possible reasons for your oxygen saturation to be low during sleep. A sleep study would diagnose what is going on with your breathing d ... Read More
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A 38-year-old member asked:
Dr. Christopher Abel
26 years experience Pediatrics
Depends: Av canal defects are a cluster of seperate defects. The oxygen saturation would depend on which defect is present and to what degree.
A 41-year-old member asked:
Dr. Faisal Qureshi
28 years experience Pediatric Surgery
Normal: I believe you are talking about newborns with a pectus who is on the ventilator. If this is the case, the saturation should be normal 99%, unless ther ... Read More
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A 17-year-old male asked:
Dr. Gregg Vagner
24 years experience Hand Surgery
Close to 100: The closer to 100, the better. Most consider optimal above 92.
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A 42-year-old member asked:
Dr. Azmat Qayyum
33 years experience Pulmonary Critical Care
Yes: People with different conditions can have normal oxygen saturation but could have difficulty breathing . Asthma. Copd. Pulmonary. Embolism etc.
A 36-year-old member asked:
Dr. Michelle Zetoony
18 years experience Sleep Medicine
Anything above 90%: > or equal to 90% is normal. This is related to the hemoglobin oxygen dissociation curve. There is a certain percentage of oxygen saturation befo ... Read More
A 42-year-old female asked:
Dr. Hesham Hassaballa
22 years experience Pulmonary Critical Care
Many things : Many causes can give someone dyspnea, ranging from the benign to the deadly, and all with a normal oxygen sat. Best thing is to see your doctor about ... Read More
A 20-year-old male asked:
Dr. Richard Horak ii
A Verified Doctor answered
A US doctor answered Learn more
Short of breath : Hard to tell. Need to see a doc and get labs, chest xray and an exam. Young for CHF. That's where one would start.
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