Is CGM a Test or a Device?

Many questions arose after posting about CGM.

- Why does sugar suddenly spike above 200 on CGM? - Can spikes occur even if fasting sugar is normal? - Does rice, stress, or poor sleep increase sugar more? - What exactly does Time in Range mean? - How to understand a CGM report?

So, over the next few days, we will understand the "Sugar Patterns" series in simple language.

Because understanding metabolism is important not only for diabetic patients but also for: - pre-diabetes - obesity - fatty liver - insulin resistance - metabolic syndrome

It is becoming important for everyone with these conditions.

1. What is CGM? CGM stands for Continuous Glucose Monitoring. It is a small sensor that continuously tracks glucose patterns in the body for about 14 days.

It does not just provide a sugar report; it shows: - When sugar rises - How much it rises - How long it stays elevated - When it decreases

2. So, is it a test or a device? Actually, it is both. It is a wearable device.

But the data it provides is like a continuous metabolic test.

Therefore, CGM can provide more information than a single fasting sugar report.

3. Where is CGM applied? Usually, a small sensor is attached to the back of the hand. It is painless or minimally painful.

Many people think needles are constantly pricking, but that is not true.

4. So, is finger prick not needed? In some CGM systems, routine finger pricks are greatly reduced, but confirmation testing may be needed in some situations.

This depends on the device and clinical situation.

5. Is CGM only for diabetes? No, nowadays CGM use is increasing in pre-diabetes, obesity, fatty liver, and metabolic syndrome as well.

Because patterns start changing before the disease begins.

6. Which CGM to choose? Many brands are available. In my opinion, accuracy, affordability, app support, sensor duration, and data sharing features are important.

Proper use and interpretation are more important than the brand. I will write a post about which device is better.

7. But what is the most important point? CGM data is easy to view but understanding it is more important.

Because not every spike is dangerous, and not every normal graph means perfect metabolism.

Context is important: - Meals - Sleep - Stress - Activity - Medicines - Weight pattern

All these need to be considered together.

8. Healthcare is changing today.

Earlier, patients described symptoms. Now, many patients show patterns.

This is a great opportunity to understand metabolic health deeply.

Tonight on the WhatsApp Channel, I will share an interesting CGM graph: - Why did sugar go above 230 after a "healthy" breakfast? - How did spikes increase the next day after a night of poor sleep? - How did the graph suggest insulin resistance?

I will explain all this in simple language.

Those who want to understand body patterns and metabolism deeply can join the WhatsApp Channel.

Please share this post with anyone having pre-diabetes, diabetes, obesity, or fatty liver.

They might not yet fully understand what CGM really is.

Like | Share | Follow

Dr Ravindra L Kulkarni, MD, DNB, FSCAI (Cardiology) Just For Hearts

Follow Just for Hearts