Understanding Fluctuating Morning Blood Sugar Levels: What Do They Mean?
The blood glucose levels measured in the morning were different on two occasions? Hello, last year my blood sugar level was 87 during the health check, and this year it was 97. I have a blood glucose meter at home, and I measured it myself: the first reading was 96, the second wa...
Dr. Xiao Yongxun Reply:
1. If last year's fasting plasma glucose level was 87 mg/dL and this year's fasting plasma glucose level is 97 mg/dL, both values are actually less than 100 mg/dL; theoretically, they are considered normal. 2. If the glucose meter shows a fasting capillary blood glucose...[Read More] Understanding Fluctuating Morning Blood Sugar Levels: What Do They Mean?
Understanding Fasting Blood Sugar Levels: Key Questions Answered
Fasting blood glucose level of 136? Hello, doctor. Currently, I measured my fasting blood glucose at a nearby pharmacy, and it was 136 (using a blood glucose meter). Question 1: I fasted for 8 hours (with water), and I finished eating at 1:00 AM. I was fasting from 1:00 AM unti...
Dr. Xiao Yongxun Reply:
Question 1: No problem. Question 2: According to the standards published by the American Diabetes Association (ADA, 2011), a fasting plasma glucose level of ≥ 126 mg/dL after fasting for more than eight hours should raise the suspicion of diabetes. Question 3: Although I haven&#x...[Read More] Understanding Fasting Blood Sugar Levels: Key Questions Answered
Consulting a Doctor: Is My Blood Sugar Testing Schedule Appropriate?
I would like to ask the doctor if there are any issues with the following examination methods? Hello, Doctor! I would like to ask if there are any issues with my following testing methods? Testing method: For example, on August 1st, I had a fasting blood glucose test, and then I ...
Dr. Li Zhiyao Reply:
Hello: Your first day's examination was a standard check-up, and the purpose of the second day's examination is to understand the impact of your usual diet on postprandial blood glucose levels, which is perfectly reasonable. Thank you for your question![Read More] Consulting a Doctor: Is My Blood Sugar Testing Schedule Appropriate?
Understanding Fasting Blood Sugar Testing: Common Questions Answered
Please ask again about the timing for blood glucose testing and any other related questions? Hello, Dr. Hsiao! I have read your previous response regarding my question about blood sugar testing times and other related issues, but I still have some confusion. I would like to ask a...
Dr. Xiao Yongxun Reply:
Question 1: The diagnostic criteria for diabetes published by the American Diabetes Association in 2010 are as follows: a. Fasting plasma glucose level ≥ 126 mg/dl after at least 8 hours of fasting. b. Plasma glucose level ≥ 200 mg/dl during a 2-hour oral glucose tolerance test. ...[Read More] Understanding Fasting Blood Sugar Testing: Common Questions Answered
Understanding Fasting and Postprandial Blood Sugar Testing Guidelines
Questions related to blood glucose testing times and others? Hello Dr. Hsiao! I have a few questions I would like to ask... 1. For fasting blood glucose testing, is it necessary to fast for 8 hours? For example, if I am to test fasting blood glucose today, does that mean I must...
Dr. Xiao Yongxun Reply:
In healthy individuals, approximately 5 to 15 minutes after eating, glucose absorbed through digestion stimulates the beta cells of the pancreas to release stored insulin granules directly into the bloodstream. Between 20 minutes and 2 hours after eating, insulin is subsequently ...[Read More] Understanding Fasting and Postprandial Blood Sugar Testing Guidelines
Managing High Nighttime Blood Sugar with Normal Morning Levels
High blood sugar before bedtime and normal blood sugar upon waking? Hello Dr. Hsiao, my mother is seventy years old. She takes insulin during the day and controls her diet for three meals, but her blood sugar levels are consistently over 300 before bedtime. In the morning, her le...
Dr. Xiao Yongxun Reply:
1. There are many types of insulin, primarily including ultra-rapid acting, rapid acting, intermediate acting, and long acting. The timing of their peak effect and duration of action varies. Clinically, it is possible to mix rapid acting and intermediate acting insulins for injec...[Read More] Managing High Nighttime Blood Sugar with Normal Morning Levels
Understanding Elevated Postprandial Blood Sugar: Insights and Solutions
Glycated hemoglobin is normal, fasting blood glucose is normal, but postprandial blood glucose is elevated? I undergo a comprehensive health check-up every two years, and my previous blood sugar levels have always been normal. During my recent check-up last month, my fasting bloo...
Dr. Zeng Guosen Reply:
Hello, netizen: Blood glucose levels are a crucial indicator for diagnosing diabetes. In healthy individuals, fasting blood glucose levels after an 8-hour fast should be below 100 mg/dL, and blood glucose levels two hours after a meal should be below 140 mg/dL. If fasting blood g...[Read More] Understanding Elevated Postprandial Blood Sugar: Insights and Solutions
Understanding Glomerular Filtration Rate: What You Need to Know
Regarding the glomerular filtration rate (GFR) value? Hello, Dr. Hsiao. I have been experiencing fasting blood glucose levels between 102 and 112 for a long time. This time, I underwent tests, and my fasting blood glucose was 108, postprandial was 119, HbA1c was 5.6%, blood urea ...
Dr. Xiao Yongxun Reply:
According to a study published in The Lancet in 2008, it is estimated that 11.93% of adults in Taiwan have chronic kidney disease (CKD). The stages of severity are as follows: 1. Stage 1: Kidney damage with normal or increased GFR, GFR ≥ 90 ml/min/1.73 m². 2. Stage 2: Kidney dama...[Read More] Understanding Glomerular Filtration Rate: What You Need to Know
Understanding Blood Sugar Fluctuations in Diabetes Management
About diabetes? Hello Director Hsiao, Over two months ago, I had a blood test at the hospital, and my fasting blood glucose was 130 mg/dL, with a hemoglobin A1c of 6.4%. The doctor did not prescribe medication and advised dietary control instead. I purchased a blood glucose mete...
Dr. Xiao Yongxun Reply:
1. Generally, a fasting blood glucose level of 126 mg/dL corresponds to a glycated hemoglobin (HbA1c) level of approximately 6.5%. Therefore, the test results from two months ago should be reliable. 2. In the classification of diabetes, type 2 diabetes accounts for about 92-95%...[Read More] Understanding Blood Sugar Fluctuations in Diabetes Management
Understanding Hunger-Induced Dizziness and Sleepiness: Blood Sugar Issues?
Feeling hungry, dizzy, and experiencing mood swings, followed by sleepiness after eating, could indicate several issues. These symptoms may suggest fluctuations in blood sugar levels, possibly related to conditions such as hypoglycemia or insulin resistance. It could also be rela...
Dr. Xiao Yongxun Reply:
1. According to the conclusions and recommendations of the American Diabetes Association in 2010, a fasting plasma glucose level between 100 and 125 mg/dl is classified as impaired fasting glucose, indicating an increased risk of diabetes. Therefore, if your blood glucose level i...[Read More] Understanding Hunger-Induced Dizziness and Sleepiness: Blood Sugar Issues?
Understanding HbA1c Results: Do You Have Diabetes?
Revisiting the second question - Dr. Hsiang-Yung Hsiao? Hello, Doctor! I recently had my hemoglobin A1c tested, and the result was 6.5% (I did not test fasting and postprandial blood glucose). I would like to ask if I have officially been diagnosed with diabetes. My previous hemo...
Dr. Xiao Yongxun Reply:
It is advisable to discuss your concerns with your physician; an HbA1c of 6.5% is already close to diabetes. Therefore, it is essential to pay attention to dietary control and avoid excessive intake; regular exercise is also important.[Read More] Understanding HbA1c Results: Do You Have Diabetes?
Understanding HbA1c Results: Do I Have Diabetes?
What are the issues related to diabetes? Hello, Doctor! I recently had my hemoglobin A1c tested, and the report showed 6.5% (I did not test fasting and postprandial blood glucose). I would like to ask if I have officially been diagnosed with diabetes. Previously, my hemoglobin A1...
Dr. Xiao Yongxun Reply:
1. Generally, the onset of type 2 diabetes is gradual and is associated with factors such as genetics, weight, lack of exercise, overeating, alcohol abuse, and medication. Your weight of 113 kilograms is indeed a risk factor for developing the disease; moreover, the longer one is...[Read More] Understanding HbA1c Results: Do I Have Diabetes?
Understanding Microscopic Hematuria, Glucose, and Protein in Urine
Microscopic hematuria, glucose, and protein in the urine? Dr. Lee: Hello! I had a pre-employment physical examination on May 20, and on May 29, the report indicated that I had microscopic hematuria at 3+. I went for another urinalysis on May 31, and today, June 6, I received the ...
Dr. Li Zhiyao Reply:
Hello Yu-Yan: If your tests were not conducted during your menstrual period, based on the report results, there is indeed a need to suspect the possibility of kidney disease (urinary tract disorders) and diabetes. However, further examinations are necessary; the diagnosis of diab...[Read More] Understanding Microscopic Hematuria, Glucose, and Protein in Urine
Does Gallbladder Removal Increase Type 2 Diabetes Risk?
Several questions regarding diabetes? Hello Doctor: I would like to ask about the high-risk groups for diabetes. I am a gallstone patient and have had my gallbladder removed. Does the absence of a gallbladder increase the risk of developing type 2 diabetes? In my family history, ...
Dr. Xiao Yongxun Reply:
1. Having a family history of type 2 diabetes indeed increases the likelihood of developing the condition. This apparent familial clustering of incidence may be attributed to genetic factors, as well as shared dietary and lifestyle habits shaped by cohabitation. The progression o...[Read More] Does Gallbladder Removal Increase Type 2 Diabetes Risk?
Understanding Diabetes Diagnosis Standards and Insurance Implications
Diabetes Diagnosis Criteria Hello, doctor. I would like to ask about my situation. Recently, when I applied for insurance, I was denied coverage because I truthfully disclosed that I had a HbA1c level as high as 9.0. However, since then, I have maintained my HbA1c between 6.0 and...
Dr. Cai Zonglin Reply:
In general, diabetes is diagnosed with a fasting blood glucose level of 126 mg/dL or higher, a hemoglobin A1c level of 6.5% or higher, or a 2-hour oral glucose tolerance test result of 200 mg/dL or higher. Early-stage diabetes can achieve good blood glucose control through dietar...[Read More] Understanding Diabetes Diagnosis Standards and Insurance Implications
Understanding Diabetes Risk: Home Testing vs. Professional Evaluation
Concerns about diabetes? I have a family history of diabetes; my father and grandmother have it, while my mother's side only has my grandmother. When I was a freshman in college, I had a health check-up, and my fasting blood glucose level was 105 mg/dL, with no glucose in my...
Dr. Cai Zonglin Reply:
Fasting blood glucose levels between 100 and 126 mg/dL indicate impaired fasting glucose, while levels above 126 mg/dL are diagnostic for diabetes. Blood test results are generally more accurate. Capillary blood glucose readings can also be referenced. Individuals with impaired f...[Read More] Understanding Diabetes Risk: Home Testing vs. Professional Evaluation
Understanding Post-Meal Blood Sugar Levels: A Guide for Patients
Postprandial blood glucose is lower than preprandial blood glucose? Dear Doctor, three months ago my fasting blood glucose was 128 mg/dL. Three months later, my fasting blood glucose is 131 mg/dL, my postprandial blood glucose is 111 mg/dL, and my hemoglobin A1c is 7.0%. Shouldn&...
Dr. Cai Zonglin Reply:
Generally, postprandial blood glucose levels are higher than preprandial levels; however, this can vary based on dietary content and individual factors such as insulin sensitivity and the secretion levels of insulin and glucagon. A hemoglobin A1c (HbA1c) level below 7% is accepta...[Read More] Understanding Post-Meal Blood Sugar Levels: A Guide for Patients
Effective Treatments for Numb Toes in Elderly Patients with Diabetes
Toe numbness The patient is 83 years old and has been experiencing numbness in the toes for the past year or two. They have tried soaking in hot water and electrotherapy, but the results have been unsatisfactory. The patient has a history of hypertension and diabetes. What treatm...
Dr. Cai Zonglin Reply:
After several years of diabetes, some patients may develop neuropathy, which is related to the control of blood glucose levels. A common form of polyneuropathy is the sensation of numbness in the extremities, gradually extending towards the body. Currently, there is no cure for n...[Read More] Effective Treatments for Numb Toes in Elderly Patients with Diabetes
Understanding Neurological Imbalance: Symptoms and Next Steps
Regarding neuro imbalance? Hello Doctor: My father is 62 years old and has a history of diabetes for about 6 years, which has been well controlled. This morning (October 14), he suddenly experienced dizziness, blurred vision (only in the left eye, with double vision), nausea, and...
Dr. Cai Zonglin Reply:
Sudden onset of dizziness, blurred vision, nausea, and cold sweats may indicate hypoglycemia. If possible, checking fingertip blood glucose levels can provide confirmation; if immediate testing is not feasible, consuming sugar cubes or juice can be helpful. If there is uncontroll...[Read More] Understanding Neurological Imbalance: Symptoms and Next Steps
Managing Elevated Fasting Blood Sugar: Next Steps and Dietary Tips
Fasting blood glucose levels are elevated during health check-up? Hello Dr. Lee, I had a health check-up last month and my fasting blood sugar was 101, as the standard value is 100. What further tests should I undergo? Also, what dietary precautions should I take since my grandfa...
Dr. Li Zhiyao Reply:
Hello: A single pre-meal blood glucose level can be influenced by many factors, such as the duration of fasting, among others. Since you only had one pre-meal blood glucose reading of 101, there is no need to be overly concerned at this time. I recommend that you focus on dietary...[Read More] Managing Elevated Fasting Blood Sugar: Next Steps and Dietary Tips