Blood sugar, Internal Medicine FAQ

Understanding Pre-Meal Blood Sugar Levels: Should You Worry?

Fasting blood glucose is 105 mg/dL, and glycated hemoglobin (HbA1c) is 5.3%? Hello Doctor, I measured my fasting blood sugar at 105 today. Although many sources say that a level below 100 is considered normal, the laboratory report states that the standard range is 70-110. Should...

Dr. Hong Yuanbin Reply:
Hello, based on your test results, your fasting blood glucose is 105 mg/dL and your hemoglobin A1c is 5.3%. Currently, these values do not meet the criteria for a diabetes diagnosis. It is recommended to follow up later. Thank you for your inquiry.

Understanding Pre-Meal Blood Sugar Levels: What Do 105 and HbA1c 5.3 Mean?

Fasting blood glucose is 105 mg/dL and HbA1c is 5.3%? I apologize for the inconvenience. Your fasting blood glucose level is 105 mg/dL, while the laboratory standard range is 70-110 mg/dL. This means that your result falls within the laboratory's normal range, so there is no...

Understanding Pre-Meal Blood Sugar Levels: What Does 105 Mean?

Fasting blood glucose is 105 mg/dL and HbA1c is 5.3%? I apologize for the inconvenience. Your fasting blood glucose level of 105 mg/dL falls within the laboratory's reference range of 70-110 mg/dL, which indicates that it is considered normal according to their standards. Wh...

Understanding Prediabetes: Causes, Management, and Lifestyle Changes

Prediabetes Hello, doctor. My height is 173 cm and my weight is 42.2 kg. In March, my weight was 45.2 kg. Due to weight loss, I underwent blood glucose and thyroid tests. The results showed fasting blood glucose of 96 mg/dL, hemoglobin A1c of 5.7%, eAG of 117 mg/dL, free T4 of 1....

Dr. Lin Jianliang Reply:
Hello: The normal range for fasting blood glucose levels is typically 70 to 100 mg/dL, and the normal range for hemoglobin A1c is 4 to 6%. I'm not sure what your laboratory's standard range is. For prediabetes, dietary changes and exercise can be effective in managing t...

Adjusting Insulin for Diabetes Management: A Guide for Caregivers

Diabetes management Hello Dr. Lee, I have been taking care of my father who has had diabetes for over 20 years. During this time, due to dietary control, his HbA1c has decreased from 10 to 6.8. I would like to ask if the insulin he takes daily can be adjusted based on his blood g...

Dr. Li Jian Reply:
Adjusting insulin involves many factors, including the type of insulin used, accompanying oral medications, daily blood sugar fluctuations, renal function, and more. Please discuss this with the prescribing physician.

Managing Microalbuminuria in Diabetic Patients: Concerns and Treatments

The issue of microalbuminuria? Dear Doctor Wu, I was diagnosed with diabetes three years ago, and since then I have been controlling my diet and taking medication, maintaining my hemoglobin A1c below 6. My blood pressure before bed has been below 130. However, starting around No...

Dr. Wu Hongjie Reply:
ACR is used as a substitute for the 24-hour urine collection method to measure daily protein loss; the former is only an approximate estimation of the latter. Therefore, the accuracy of this estimation is inevitably not completely reliable. If ACR does not significantly increase,...

Diabetes and Tongue Pain: Understanding Symptoms and Causes

Diabetes and Glossodynia Three years ago, I started brushing my teeth four times a day due to fear of cavities, whereas I used to brush only twice. Not long after, due to stress and poor sleep, my tongue began to hurt. I brushed for a long time, keeping toothpaste in my mouth for...

Dr. Hong Yuanbin Reply:
Hello, 1. Diabetes can indeed cause neurological changes, and it is possible that the condition you mentioned is related to diabetes. However, it is not certain that diabetes is the sole cause. It is advisable to consult an oral specialist. 2. The toothpaste itself has a minim...

Dietary Tips to Increase Low Triglycerides Without Raising Blood Sugar

Dietary Recommendations for Low Triglycerides Hello, doctor. I recently had a health check-up, and my triglyceride level was only 12 (compared to 20 a year ago). My low-density lipoprotein (LDL) and high-density lipoprotein (HDL) cholesterol levels are normal, at 90 and 77, respe...

Dr. Lin Jianliang Reply:
Hello JJ: Generally speaking, animal fats, alcohol, and increased dietary calories can lead to hypertriglyceridemia. Elevated blood lipids can contribute to cardiovascular diseases and cerebrovascular diseases. It is advisable to discuss with a physician before deciding on a trea...

Is My Doctor's Approach to Diabetes Management Correct?

Could you please clarify if the management of diabetes is appropriate? I have been regularly visiting a urologist, and recently the doctor mentioned that my urine glucose levels are too high. I also tested my blood sugar at home using a glucometer about five hours after a meal, a...

Dr. Li Jian Reply:
A postprandial blood glucose level of over 200 may indicate diabetes. Please visit the endocrinology department for a thorough examination.

Understanding Morning Fasting Blood Sugar Levels in Diabetes Management

Fasting blood glucose levels upon waking are higher than blood glucose levels before bedtime? Hello Dr. Lin: I was diagnosed with diabetes in early April, at which time my blood sugar was 226, and my HbA1c was 8. Over the past month, I have been actively managing my diet and exer...

Dr. Lin Jianliang Reply:
Hello: Many factors can affect blood glucose levels, such as dietary content, the degree of digestion and absorption, the type of antidiabetic medication, physical condition, and level of physical activity. Generally, physicians will consider all this information to determine whe...

Understanding Kidney Function Tests: What Your eGFR Results Mean

Kidney function tests Hello, doctor. During my health check-up last May, tests for urine protein, urine glucose, urine blood, kidney ultrasound, blood sugar, and blood pressure showed no abnormalities. My blood urea nitrogen was 12.0 mg/dL, creatinine was 0.79 mg/dL, and uric aci...

Dr. Su Zhehong Reply:
Currently, the test results are normal, and there is no need to limit protein and potassium intake. Focus on a balanced diet and regular exercise. For health supplements, use well-known and certified brands.

Managing Fluctuating Creatinine Levels: Causes and Solutions

What should be done if creatinine levels fluctuate and increase over a short period? In January 2020, the urea nitrogen level was 0.88, in July 2020 it was 1.22, in January 2021 it was 1.14, in February 2021 it was 0.98, and in April 2021 it was 1.26. There was foamy urine, but t...

Dr. Wu Jiyu Reply:
Based on the data you provided, the calculated e-GFR (estimated Glomerular Filtration Rate) values are 95, 66, 70, 84, and 63, which indeed show some variation. Recommendations are as follows: 1. If there is no proteinuria, a low-protein diet is not necessary at this time, but a ...

Understanding Blood Sugar Levels: Are You at Risk for Prediabetes?

Blood glucose level is 102, but glycated hemoglobin (HbA1c) is normal? Hello doctor, my height is 176 cm and my weight is 77 kg. My fasting blood glucose level is 102 mg/dL, but my hemoglobin A1c is 5.5%. Am I considered to be in the prediabetic range, or do I need to retest my f...

Dr. Li Jian Reply:
Fasting blood glucose levels exceeding 100 mg/dL raise concerns for prediabetes, and regular monitoring is necessary. Both hemoglobin A1c and fasting blood glucose have their respective reference values; no single number can provide complete assurance, so both should be considere...

Does Anemia Affect Blood Sugar Diagnosis Standards? Understanding the Impact

Does anemia affect blood sugar diagnostic standards? Recently, my health check report showed a fasting blood glucose level of 101 and a hemoglobin A1c of 5.8. I am very concerned about diabetes, but I have thalassemia. Does this condition affect blood glucose levels or the standa...

Dr. Lin Jianliang Reply:
Hello: Mediterranean anemia can affect the binding of glucose to hemoglobin, which in turn can impact the levels of glycated hemoglobin.

Understanding Blood Sugar and Kidney Health: Key Insights for Patients

Regarding blood sugar and the kidneys? Hello, doctor. At the end of last month, I visited a nearby clinic due to a urinary tract infection. My postprandial blood glucose was measured at 217 (more than one hour after eating). After a blood test, my hemoglobin A1c was found to be 5...

Dr. Chen Jianyu Reply:
Your situation is complex, and it is difficult to convey through text, which may lead to misunderstandings. It is recommended to seek assistance from a specialist in endocrinology, nephrology, or urology. Thank you. 109.12.24

Understanding Your Cholesterol and Blood Sugar Levels: Key Insights

Issues with blood lipids and blood glucose? Hello Dr. Lin, I have a few questions regarding my blood sugar and lipid levels. Below are my test results from two health check-ups spaced seven months apart: - Total Cholesterol (TCH): 235 mg/dL, 256 mg/dL (Reference value: <200)...

Dr. Lin Jianliang Reply:
1. According to your Glu AC and HbA1C, they are currently within the standard range. 2. Whether you need to take lipid-lowering medication depends on other risk factors, such as a family history of cerebrovascular disease or cardiovascular disease, among others. 3. It is currentl...

Understanding Declining GFR: When to See a Nephrologist?

The glomerular filtration rate (GFR) has been continuously declining? I would like to inquire about my health check report. My glomerular filtration rate (GFR) is 78, creatinine is 1.09, blood urea nitrogen (BUN) is 13.2, and uric acid is 4.9. All other reports are normal, and th...

Dr. Wu Hongjie Reply:
Hello: The glomerular filtration rate (GFR) is a variable value. If the GFR is <60 ml/min and persists for more than three months, the likelihood of a diagnosis of renal failure is high. If the GFR is >60 and there are no other pathological findings (such as renal biopsy), ...

Managing Post-Meal Blood Sugar Spikes in Type 2 Diabetes Patients

Diabetes: Postprandial Hyperglycemia Hello Dr. Lee, I would like to ask you some questions regarding diabetes. 1. My father was recently diagnosed with type 2 diabetes, and he has been controlling his diet and exercising regularly every evening. Initially, his blood sugar level...

Dr. Li Jian Reply:
1: It seems that dietary control is very strict, but postprandial blood glucose levels still do not decrease. It may be helpful to discuss medication adjustments with your physician to assist in lowering postprandial blood glucose. 2: Smoking accelerates microvascular and macrova...

Understanding Blood Sugar Levels: Is 103 mg/dL Normal?

Blood sugar issues I apologize, but my blood sugar level in the health check report is 103.00. Is this abnormal? However, I had half a slice of toast 1 to 2 hours before the test. Is this within the normal range? Thank you for your response.

Dr. Lin Jianliang Reply:
Fasting blood glucose level: 70-100 mg/dL. Two hours after eating: within 140 mg/dL. Eating half a slice of toast 1 to 2 hours before the examination does not qualify as fasting blood glucose, so the results are not valid.

Understanding Potential Diabetes and PCOS: Symptoms and Management

Suspected diabetes / polycystic ovary syndrome (PCOS) issues? Hello, Doctor. I apologize for the lengthy explanation, and I appreciate your patience. About mid-last year, I consulted an endocrinologist because I felt that my weight loss efforts were ineffective, and I suspected i...

Dr. Lin Jianliang Reply:
You can discuss your condition and how to monitor it with your physician. Most doctors are willing to engage in a collaborative discussion with you, but please clearly communicate your concerns. You may eat between meals, but it is important to avoid foods that could affect your ...

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