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Doctor insights on: Can You Have Diabetes With Normal Blood Sugar

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Blood Sugar (Definition)

The blood sugar concentration or blood glucose level is the amount of glucose (sugar) present in the blood of a human or animal. The body naturally tightly regulates blood glucose levels as a part of metabolic homeostasis. Glucose is the primary source of energy for the body's cells, and blood lipids (in the form of fats and oils) are primarily ...Read more


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Why do diabetics have problems with low blood glucose or hypoglycemia?

Why do diabetics have problems with low blood glucose or hypoglycemia?

Over treatment: The most common cause of low blood sugar in a diabetic is overtreatment with diabetes medications (either you give Insulin and didn't eat or eat enough, or you started doing more activity beyond what you usually do). If this is a consistent problem, make sure you talk to your doctor to get your treatment regimen reevaluated. ...Read more

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How can I have ketones with normal blood glucose levels?

How can I have ketones with normal blood glucose levels?

Let me explain: In a person without diabetes, ketone production is the body’s normal adaptation to starvation. Blood sugar levels never get too high, because the production is regulated by just the right balance of insulin, glucagon and other hormones. However, in an individual with diabetes, dangerous and life-threatening levels of ketones can develop. ...Read more

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Can you have diabetes but not have high blood sugar?

Can you have diabetes but not have high blood sugar?

Yes: Particularly if you're on treatment or have had bypass surgery. You still have diabetes, but glucose is normal. When you're developing diabetes, however, no diagnosis can be made until glucose is above normal. ...Read more

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Can someone with just a slightly high blood sugar level (not diabetes) develop diabetic retinopathy?

Can someone with just a slightly high blood sugar level (not diabetes) develop diabetic retinopathy?

Diabetic retinopathy: The course of diabetic retinopathy (dr) varies from person to person and is dependent on how long they have their diabetes and how well controlled it is. How do you know you are not diabetic? Is your hb a 1c normal, or elevated? Dr is dependent on two things, glucose and hbp control. Looking at the figure, you can see that BP control reduces dr better than glucose control. Speak to your physician. ...Read more

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Can you have symptoms of low blood sugar like nausea/weakness/hunger if you aren't diabetic?

Can you have symptoms of low blood sugar like nausea/weakness/hunger if you aren't diabetic?

It is possible.: It is possible to have actual hypoglycemia without having diabetes in the background. This is generally reactive hypoglycemia, which tends to occur one to two hours after a meal containing largely simple sugars. We can prevent this by including complex carbohydrates and fiber in each meal. ...Read more

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How can you have sugar in urine but low blood sugar?

How can you have sugar in urine but low blood sugar?

Low threshhold: Ordinarily the kidney does not spill sugar into the urine until the blood level reaches about 180. However, if this kidney threshhold happens to be set at a much lower level, the sugar will begin to spill at a much lower level. This goes by the scientific name of renal glycosuria and has no relation to diabetes. ...Read more

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Can a fasting blood glucose test alone tell you that you have diabetes?

Can a fasting blood glucose test alone tell you that you have diabetes?

Needs confirmation: A single fasting blood sugar over 125 needs confirmatory tests to diagnose diabetes. this can be a second fasting blood sugar over 125, or a Hemoglobin A1c test over 6.5%. However any sugar over 300, or any sugar over 200 associated with vision change, excessive thirst or urination, or weight loss while eating more than usual is diagnostic for diabetes without a need for confirmatory testing. ...Read more

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Can someone with just slightly high blood sugars develop diabetic retinopathy?

Can someone with just slightly high blood sugars develop diabetic retinopathy?

Potentially: However, most diabetic retinopathy occurs after several years of high blood sugar, particularly in combination with high blood pressure. Studies show that individuals are less likely to have severe vision loss from diabetic retinopathy if the hemoglobin A1c is less than 7.0. ...Read more

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Is it possible to have high blood sugar with no diabetes?

Is it possible to have high blood sugar with no diabetes?

Yes: There is something called metabolic syndrome and that can go on to cause diabetes. Other terms include glucose intolerance and Insulin resistance. Diabetes is a particular set of numbers that describes chronically elevated blood sugar. ...Read more

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Is it possible to have diabetes with normal sugar level?

Is it possible to have diabetes with normal sugar level?

Question isn't clear: There are 2 criteria for diagnosis of diabetes. One is fasting blood glucose higher than 126 mg/ml. Another is 2 hour glucose tolerant blood glucose higher than 200 mg/ml. Either one abnormal makes the diagnosis. So if fasting test is normal, it is still possible to have diabetes. ...Read more

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Can you have normal blood pressure with pulmonary hypertension?

Can you have normal blood pressure with pulmonary hypertension?

Yes: Many times, you can have normal blood pressure with pulmonary hypertension. But, in the latest stages of pulmonary hypertension, the blood pressure can be low because there is no flow to the right heart which then translates into a low blood pressure. ...Read more

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Is it possible to feel shaky and tired with normal blood sugar levels if you are use to having high blood sugar?

Is it possible to feel shaky and tired with normal blood sugar levels if you are use to having high blood sugar?

Yes: It takes time for your boby to adjust to a normal sugar level. That's why we always recommend a gradual approach rather than a quick fix. ...Read more

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How high does blood sugar have to be to have symptoms?

How high does blood sugar have to be to have symptoms?

Starts around 180.: Around that #, or higher,an osmotic diuresis begins,polyuria(frequent urination) leading to volume depletion.Clinically may be experienced as dizziness,weakness,fatigue. ...Read more

Dr. Quang Nguyen
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Diabetes (Definition)

A group of diseases that result in too much sugar in the ...Read more