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Abnormal oxygen saturation levels

A 38-year-old member asked:
Dr. Tony Su
Dr. Tony Suanswered
Pulmonary Critical Care 34 years experience
Several factors: Several factors determine oxygen saturation. These include the amount of oxygen you breathe, the ability of the lungs to extract oxygen, the amount of... Read More
A 49-year-old member asked:
Dr. Hesham Hassaballa
Pulmonary Critical Care 23 years experience
Not necessarily: As we age, it may get a little harder for the oxygen to get into the blood through your lungs. But, as long as you have healthy lungs, the oxygen satu... Read More
A 44-year-old member asked:
Dr. Matthew Majzun
Internal Medicine - Pulmonary Critical Care 15 years experience
Shortness of breath: ...Is caused by many abnormalities in the body, not simply low o2 levels. Some patients can have significant shortness of breath from copd, pneumon... Read More
A 45-year-old member asked:
Dr. Nestor Del rosario
Addiction Medicine 35 years experience
O2 goes into lung: Traverse the interstitial to the blood vessel wall to the blood cells goes to tissues and be delivered. Normal saturation therefore depends on the oxy... Read More
A 34-year-old member asked:
Dr. John Manzella
Internal Medicine and Pediatrics 48 years experience
Lung & Heart Disease: Hypoxia (low oxygen saturations) are usually caused by lung disease (chronic obstructive pulmonary disease, asbestosis, pulmonary fibrosis, etc). Many... Read More
A 33-year-old male asked:
Dr. Robert Killian
General Practice 29 years experience
Smoking and Oxygen: Yes. But the test is deceptive. It does not mean you do not have lung damage. It does not measure how much carbon dioxide you have or how many of you... Read More
A 41-year-old male asked:
Dr. Frank Mayo
Pulmonary Critical Care 49 years experience
Sleep apnea: You likely has sleep apnea causing oxygen to decline with sleep. You need a sleep study if overnite oximetry shows desaturation as you state.
A 44-year-old member asked:
Obstetrics and Gynecology 40 years experience
Oxygen: A low oxygen saturation definitely affects judgment. Your brain is one of the organs that is heavily dependent on proper oxygenation. If you decrease ... Read More
A 41-year-old member asked:
Dr. Rada Ivanov
Pulmonary Critical Care 32 years experience
Yes: Sepsis can cause acute lung injury (ali) and adult respiratory distress syndrome (ARDS) which are both reactions of the lung to the toxins and cytokin... Read More
A 32-year-old member asked:
Dr. Nestor Del rosario
Addiction Medicine 35 years experience
Oxygen sat curve: If you look at the p50 or oxygen saturation curve, anything above 90% is ok for the hemoglobin to unload as it gets into the tissues and supply them. ... Read More