Pulse Oximetry

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What factors affect pulse oximeter reading?

Query: Hi doctor, Recently, we bought an oximeter. It shows readings well for four peoples in our house. But it struggles to show reading for my father. He has fluctuation in his heart rate varying from normal to low. His blood pressure reading is fine. Why?  Read Full »


Dr. Lalit Bansal

General Surgeon

Answer: Hi, Welcome to icliniq.com. The oximeter works well when the flow rate in the periphery is good. In normal people, it records the pulse and their oxygen saturation will be good. But in some people, when the flow to the fingers and toes is not good, it will not work well. It is common in chronic sm...  Read Full »

A male with muscle spasms is tired and sleepy throughout the day. What could this be?

Query: Hello doctor,This is regarding a male aged 48 with high blood pressure, diabetes, sleep apnea, and overweight. He has muscle spasms or shakes, drops things because of this, cannot stay awake during the day. It affects his driving and family life. He can nap for a few hours and when he gets up falls ...  Read Full »


Dr. Mahmoud Ahmed Abelrahman Abouibrahim

Internal Medicine Physician, Family Physician, General Practitioner, General Medicine Physician

Answer: Hello, Welcome to icliniq.com. It is clear that he has obstructive sleep apnea which causes interrupted sleep during the night due to obstruction of the nasopharyngeal air flow. As a consequence, he becomes sleepy in the daytime. Confirmation of the diagnosis requires: Polysomnography. Over th...  Read Full »

During oxygen therapy, is it necessary to check oxygen saturation?

Query: Hello doctor, Is it necessary to check oxygen saturation if the patient is on oxygen for shortness of breath?  Read Full »


Dr. Amolkumar W Diwan

Allergy Specialist, Pulmonologist

Answer: Hello, Welcome to icliniq.com. As you said that patient needs oxygen for shortness of breath, it is absolutely not required to measure the oxygen saturation all the time. But, if dyspnea (shortness of breath) is due to COPD (Chronic Obstructive Pulmonary Disease) that is due to excessive smoking,...  Read Full »

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