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Oximeter

A 36-year-old male asked:
Dr. John Van der Werff
38 years experience Dentistry
Device: It is a device that measures the amount of oxygen in the blood stream. A sensor is placed over a finger and measurements are taken and recorded by th ... Read More
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A 38-year-old member asked:
Dr. Dan Fisher
26 years experience Internal Medicine
Measure light: When hemoglobin in blood carries oxygen it is a slightly different shape than when not carrying oxygen. Different shape causes different absorption of ... Read More
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A 52-year-old member asked:
Dr. Steven Neish
37 years experience Pediatric Cardiology
Normal: Normally, there should be no change in pulse oximetry with exercise. If your pulse oximetry reading is in the high 90s or 100% at rest it should stay ... Read More
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A 29-year-old male asked:
Dr. Kristin Sokol
11 years experience Allergy and Immunology
One might be wrong: Two pulsoximeters - one reading 96% and one reading 89%, indicating one probably wrong. Not sure what your home pulsoximeter is for, but if you are ha ... Read More
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A 25-year-old male asked:
Dr. Gregg Vagner
23 years experience Hand Surgery
Close to 100: The closer to 100, the better. Most consider optimal above 92.
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A 51-year-old female asked:
Dr. Sue Ferranti
28 years experience Internal Medicine
Not usually..: The only effect would be if the blood pressure is extremely low causing poor peripheral blood flow. In this instance, the pulse ox may be inaccurate. ... Read More
A 65-year-old female asked:
Dr. Stephen Southard
14 years experience Internal Medicine
No: Just the electrical activity/conduction of the heart.
A 67-year-old female asked:
Dr. Robert Kwok
32 years experience Pediatrics
Fairly accurate: They are fairly accurate for most people for most purposes. Not all finger oxygen saturation meters are the same. They don't all come from the same ma ... Read More
A 29-year-old male asked:
Dr. Hratch Karamanoukian
30 years experience Phlebology
Raynaud's: Spasm in the digital arterioles will show flat plethysmographic signals for low blood flow but the oximetry reading may be normal. Oxymetry shows oxyg ... Read More
A 46-year-old member asked:
Dr. Glenn Messina
34 years experience Aesthetic Medicine
Yes: A good quality glucometer may not be as accurate and a true blood test but it is a great and very precise mode of checking you sugar on a daily basis
A 34-year-old female asked:
Dr. Allan Goldstein
55 years experience Internal Medicine
Probably ok: You need evaluation for the shortness of breath to see if it is illness or just out of shape.
A 25-year-old male asked:
Dr. William Walsh
16 years experience Addiction Medicine
Varies: If the heart is still beating and the patients lungs haven't filled with edema, the saturation s can be normal near the heart... But if there is no fo ... Read More
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A 37-year-old member asked:
Dr. Vered Lewy-Weiss
27 years experience Pediatrics
If they work: To be considered accurate, a blood glucose monitor may be up to 15-18% off when compared to a lab glucose done at the same time.
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A 54-year-old male asked:
Dr. Ronald Herring
16 years experience Anesthesiology
Pulse ox: This is a measure of oxygenated hemglobin done by light absorption devices.For people without lung disease a reading of 95% or greater is expected on ... Read More
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A 43-year-old member asked:
Dr. Sergio Schabelman
47 years experience Cardiology
Don't do it!!!: You are going to drive yourself nuts monitoring your heart. If you have had a consultation with a cardiologist and a minimal work up that is negative, ... Read More
A 53-year-old member asked:
Dr. Scott Bobbitt
31 years experience Dentistry
Recorder: A meter alone will not do. It must have a means of recording data. Used alone or is a useful tool but will not permit a diagnosis of sleep apnea. One ... Read More
A 46-year-old member asked:
Dr. Gurmukh Singh
48 years experience Pathology
Manual for the kit: The device should have come with a user's manual and it would be prudent to consult that information.
A 21-year-old female asked:
Dr. Ahimsa porter Sumchai md
Specializes in Sports Medicine
Rapid Heart Rate: Your blood pressure is great but your HR is notably high for a conditioned athlete. Most endurance athletes achieve HR's in the 60bpm range. The heart ... Read More
A 34-year-old male asked:
Dr. Susan Rhoads
37 years experience Family Medicine
Are you sick?: Any measured finding has to be correlated with your condition. If you feel fine, then these values are okay. Do you smoke? If you feel bad: have sho ... Read More
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A 44-year-old member asked:
Dr. James Strader
21 years experience Cardiology
First sound : The best way to meausre BP is to use a manual BP cuff. The systolic BP is the first sound heard via a stethescope as you slowly release pressure on t ... Read More
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A 44-year-old male asked:
Dr. Vered Lewy-Weiss
27 years experience Pediatrics
They can be off : Glucose meters can be off by about 15% and still be considered, "accurate". To determine accuracy, a glucometer can be tested against a lab glucose. ... Read More
A 44-year-old member asked:
Dr. Sanjay Agarwal
25 years experience Pulmonology
No: In general, it does not. If it happens in your case, please seek help.
A 53-year-old member asked:
Dr. Andrew Murphy
28 years experience Allergy and Immunology
None: In an asthmatic under good control none of these measurements should not be effected.
A 36-year-old male asked:
Dr. Sheldon Sheps
Specializes in Internal Medicine
Wrist blood pressure monitors can be accurate if used exactly as directed: However, according to the American Heart Association, it's best to use a home blood pressure monitor that measures blood pressure in your upper arm. D ... Read More

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