![Pulse oximetry: Understanding its basic principles facilitates appreciation of its limitations - ScienceDirect Pulse oximetry: Understanding its basic principles facilitates appreciation of its limitations - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S095461111300053X-gr1.jpg)
Pulse oximetry: Understanding its basic principles facilitates appreciation of its limitations - ScienceDirect
![Coronavirus in India: Netizens 'expose' oximeters for giving fake reading using pencils | India – Gulf News Coronavirus in India: Netizens 'expose' oximeters for giving fake reading using pencils | India – Gulf News](https://imagevars.gulfnews.com/2020/07/30/oximeter--scam-_1739fb02c2d_large.jpg)
Coronavirus in India: Netizens 'expose' oximeters for giving fake reading using pencils | India – Gulf News
I took three readings of a pulse oximeter on the same person and the readings showed as 88, 89, and 95. Which one should be considered as the correct one? - Quora
![The Fifth Vital Sign: Pulse Oximetry in Noninvasive Respiratory Monitoring | 2005-03-01 | AHC Media: Continuing Medical Education Publishing | Relias Media - Continuing Medical Education Publishing The Fifth Vital Sign: Pulse Oximetry in Noninvasive Respiratory Monitoring | 2005-03-01 | AHC Media: Continuing Medical Education Publishing | Relias Media - Continuing Medical Education Publishing](https://www.reliasmedia.com/ext/resources/images/ahc/newsub_ahc/ahcimg_3/pdmr0305_table5.gif)
The Fifth Vital Sign: Pulse Oximetry in Noninvasive Respiratory Monitoring | 2005-03-01 | AHC Media: Continuing Medical Education Publishing | Relias Media - Continuing Medical Education Publishing
![Pulse Oximeters Can Give False Readings In COVID-19 Patients With Dark Skin : Shots - Health News : NPR Pulse Oximeters Can Give False Readings In COVID-19 Patients With Dark Skin : Shots - Health News : NPR](https://media.npr.org/assets/img/2020/12/16/pulse_ox_gettyimages-1228423340_custom-0ae5ee9b2b4272a9f44a3619f576921f3009c90e.jpg)
Pulse Oximeters Can Give False Readings In COVID-19 Patients With Dark Skin : Shots - Health News : NPR
![The Fifth Vital Sign: Pulse Oximetry in Noninvasive Respiratory Monitoring | 2005-03-01 | AHC Media: Continuing Medical Education Publishing | Relias Media - Continuing Medical Education Publishing The Fifth Vital Sign: Pulse Oximetry in Noninvasive Respiratory Monitoring | 2005-03-01 | AHC Media: Continuing Medical Education Publishing | Relias Media - Continuing Medical Education Publishing](https://www.reliasmedia.com/ext/resources/images/ahc/ahcimg_37/pdmr0305_table1.gif)