Serum creatinine, Internal Medicine FAQ

Share to:
Understanding Abnormal Urine Protein Levels: Kidney Health Insights

Abnormal urine protein test? Hello, doctor. Three months ago, an ultrasound examination revealed that I have kidney stones, all measuring less than 0.5 cm. At that time, the doctor prescribed potassium citrate (K citrate), with a dosage of two tablets in the morning and two in th...


Dr. Lin Wuxuan Reply:
Chronic kidney disease (CKD) is defined as kidney damage lasting for more than three months, resulting in structural or functional abnormalities that cannot return to normal. Whether a condition qualifies as CKD must be determined by a specialist based on your glomerular filtrati...

[Read More] Understanding Abnormal Urine Protein Levels: Kidney Health Insights


Understanding Chronic Kidney Disease: Conflicting Medical Opinions Explained

Renal dysfunction Hello Doctor: I would like to ask about my recent health check report. My serum creatinine is 1.35, urine creatinine is 110.76, glomerular filtration rate (GFR) is 62.53, hemoglobin A1c is 5.4, fasting blood glucose is 90, uric acid is 7.2, urine protein is 9, a...


Dr. Lin Wuxuan Reply:
Urine or blood tests can determine the presence of hematuria, proteinuria, or any abnormalities in kidney function, which is typically assessed using the glomerular filtration rate (GFR). It is recommended that you bring your test results to a nephrology outpatient clinic at a re...

[Read More] Understanding Chronic Kidney Disease: Conflicting Medical Opinions Explained


Understanding the Link Between Creatinine Levels and Hypertension Management

Hypertension and Elevated Creatinine Levels Dear Dr. Lin, Last December, my serum creatinine level was 0.78 mg/dL, with a glomerular filtration rate (GFR) of 122.6 mL/min. I weighed 64 kg and was 170 cm tall. This October, my serum creatinine increased to 0.9 mg/dL, and my micro...


Dr. Lin Wuxuan Reply:
Please take the medication as prescribed and follow up regularly. If you have any concerns, it is advisable to schedule an earlier consultation. Thank you.

[Read More] Understanding the Link Between Creatinine Levels and Hypertension Management


Understanding Minimal Change Disease in Nephrotic Syndrome and Military Exemption

Minimal Change Disease in Nephrotic Syndrome Conditions for various types of nephritis include one of the following: 1. Chronic renal impairment confirmed by examination, with serum creatinine greater than 2 mg/dL and creatinine clearance less than 50 mL/min. 2. Histopathological...


Dr. Lin Wuxuan Reply:
Please proactively inform the examining physician and provide your medical history during the military conscription examination, in accordance with the regulations set by the Ministry of National Defense and the Military Service Agency of the Ministry of the Interior. Thank you.

[Read More] Understanding Minimal Change Disease in Nephrotic Syndrome and Military Exemption


Understanding Creatinine and Glomerular Filtration Rate Changes

Creatinine and Glomerular Filtration Rate (GFR) Hello, doctor. I have hepatitis B and have been following up with a gastroenterologist while taking antiviral medication. My serum creatinine and glomerular filtration rate (GFR) readings are as follows: - June 2016: 0.84 mg/dL, G...


Dr. Huang Yaoxuan Reply:
You can go to a nephrology department for a detailed examination and evaluation.

[Read More] Understanding Creatinine and Glomerular Filtration Rate Changes


Understanding Low Urinary Creatinine Levels: What It Means for Kidney Health

Questions about creatinine test values? Hello Doctor Wu: I recently received my test results. The microalbumin level is 1.7, the serum creatinine level is 0.71 [0.72-1.18], and the urinary creatinine level is 44.2 [60-250]. I would like to ask if the urinary creatinine level bein...


Dr. Wu Hongjie Reply:
The serum creatinine level is 0.71, while the standard range is 0.72-1.18, indicating it is not significantly low. Conditions such as insufficient muscle mass or inadequate protein intake may contribute to this situation. For urinary creatinine, a 24-hour collection is necessary ...

[Read More] Understanding Low Urinary Creatinine Levels: What It Means for Kidney Health


Is Folic Acid Safe for Patients with Kidney Disease? A Doctor's Insight

Concerns about folic acid intake in kidney disease? Hello Doctor, I am a physician with renal tubular dysfunction, and my attending physician mentioned that I have a condition called Fanconi syndrome. Recently, I experienced headaches and discomfort in my legs, so I consulted a n...


Dr. Wu Jiyu Reply:
Based on your inquiry, if your folate level is only 2.5, it is indeed insufficient. Therefore, supplementing with 5 mg of folic acid once a day is just adequate and will not harm the kidneys or increase their burden. Thank you for your question. The Nephrology Department at Chang...

[Read More] Is Folic Acid Safe for Patients with Kidney Disease? A Doctor's Insight


Understanding Kidney Issues: Urination Patterns and Posture Effects

Kidney problems Hello Doctor: My urine output is not very high, about 100 to 200 ml each time, and the color is yellow or dark yellow. I feel the urge to urinate every 2 to 3 hours. However, when I am half-reclining and half-sitting on my bed using my phone at night, the time bet...


Dr. Wu Hongjie Reply:
1. Urine color is not related to posture; it is recommended to visit a hospital for examination to rule out urinary system issues. 2. Kidney function impairment is assessed by serum creatinine and glomerular filtration rate. If there is no proteinuria and the values are normal, i...

[Read More] Understanding Kidney Issues: Urination Patterns and Posture Effects


Understanding Blood Test Results: Key Insights for Your Health

Blood disorders In March, I experienced recurrent episodes of urticaria every 2 to 3 days. On April 2, I visited the rheumatology and immunology department for an examination. The doctor ordered blood tests to check liver and kidney function. Upon reviewing the report, I noticed ...


Dr. Gao Jiankai Reply:
Hello, thank you for your inquiry. Here is my response summarized as follows: 1. Serum creatinine (CRE) is 0.48, white blood cell count shows NEUT 6220, N.seg 77.8, Lym 17.6. The CRE indicates kidney function, while the other values reflect white blood cell counts. Although the...

[Read More] Understanding Blood Test Results: Key Insights for Your Health


Understanding Kidney Issues: The Significance of Proteinuria and Creatinine Levels

Kidney issues (proteinuria) Urine Creatinine: 93.4 mg/dL Micro Albumin: 25.7 * mg/dL (Random Urine < 1.9 mg/dL) Urine Protein: 42.0 * mg/dL < 14 ACR: 275.16 * µg/mg Creatinine (<30) Protein/(Creatinine/1000): 449.68 mg/g Serum Creatinine: 1.07 Doctor, I have...


Dr. Huang Yaoxuan Reply:
Dear Mr. A-Mao, Regarding your concerns about proteinuria, kidney function, and kidney biopsy, here are some suggestions for your consideration: 1. You may want to discuss the benefits and drawbacks of a kidney biopsy with your physician. An excerpt from UpToDate states, "...

[Read More] Understanding Kidney Issues: The Significance of Proteinuria and Creatinine Levels


Assessing Kidney Function and Medication Safety for Hair Transplant

Consultation on kidney function tests and medication after hair transplantation? Hello Dr. Wu, I am 31 years old. In 2022, my serum creatinine was 1.1 mg/dL with a glomerular filtration rate (GFR) of 82.9; in 2021, my serum creatinine was 1.11 mg/dL with a GFR of 78.3; in 2020, m...


Dr. Wu Jiyu Reply:
Based on your inquiry, first: if your glomerular filtration rate (GFR) is greater than 60 and there is no proteinuria or hematuria, your kidney function should be considered normal. Second: after hair transplantation, it is recommended to take minoxidil. Since this medication is ...

[Read More] Assessing Kidney Function and Medication Safety for Hair Transplant


Understanding Kidney Issues: Ultrasound Findings and What They Mean

Kidney problems Kidney: mild bilateral cortical echogenicity increase and irregular contour. > Aorta: patent and normal size. > Inferior vena cava: patent and normal size. IMP: Fatty liver with focal sparing. Bilateral renal parenchymal disease. 1. This ultrasound indicate...


Dr. Hong Yuanbin Reply:
Hello, 1. The main findings are fatty liver and renal parenchymal disease. Renal parenchymal disease refers to the observable damage to the kidneys that can occur with aging or disease; however, it should be evaluated alongside kidney function indices, specifically serum creati...

[Read More] Understanding Kidney Issues: Ultrasound Findings and What They Mean


Understanding Kidney Issues: Rising Urine Protein Despite Improved Creatinine Levels

Kidney problems On 03/19/2011, creatinine was 1.18, urine protein was 5, urine creatinine was 53.12, and urine protein-to-creatinine ratio (uPCR) was 94.12. On 10/09/2010, creatinine was 1.26, urine protein was 17, urine creatinine was 108.7, and uPCR was 156.11. On 11/03/200...


Dr. Wu Jiyu Reply:
According to your inquiry, although the serum creatinine levels show little variation (ranging between 60-70), the urinary protein levels are gradually increasing. In addition to pharmacological management of hypertension, diabetes, and hyperlipidemia, the prevention and treatmen...

[Read More] Understanding Kidney Issues: Rising Urine Protein Despite Improved Creatinine Levels


Understanding eGFR and Creatinine Levels: Should You Be Concerned?

eGFR, creatinine Hello doctor, I would like to ask about my situation. In September 2021, my blood test showed an eGFR of 67.06 and a creatinine level of 1. After seeing these values outside the normal range, I consulted my doctor, who suggested that if I was concerned, I could h...


Dr. Huang Yaoxuan Reply:
Hello Ms. Chi, you mentioned that you have had two blood creatinine tests in the past six months, with results of 1 and 1.1, and eGFR values of 67.06 and 60.08, respectively. The urine test report indicated no issues. Here is some information for your reference: 1. eGFR stands f...

[Read More] Understanding eGFR and Creatinine Levels: Should You Be Concerned?


Understanding Creatinine Levels: Concerns About Kidney Health

Confusion Regarding Blood Test Report for Serum Creatinine Hello Doctor, I am 37 years old, weigh 75 kg, and am 167 cm tall. I have symptoms of gastroesophageal reflux disease and Barrett's esophagus, for which I have been taking proton pump inhibitors (such as Pantoprazole)...


Dr. Wu Jiyu Reply:
1. According to your inquiry, first, it is important to understand the definition of chronic kidney disease (CKD). It can be classified as stage 1 or stage 2 when the glomerular filtration rate (GFR) is greater than 60 mL/min/1.73 m² and there are abnormalities in urine or imagin...

[Read More] Understanding Creatinine Levels: Concerns About Kidney Health


Understanding Symptoms When Creatinine Levels Reach 12 mg/dL

When creatinine levels reach 12, the body may exhibit symptoms such as severe fatigue, weakness, nausea, vomiting, confusion, and decreased urine output. Additionally, patients may experience swelling in the legs, ankles, or around the eyes due to fluid retention. It is crucial t...


Dr. Wu Jiyu Reply:
First, confirm whether the test values are accurate, and then distinguish between acute and chronic conditions. If it is chronic, it typically falls under stage 5 chronic kidney disease, which is often associated with symptoms of uremia (fatigue, drowsiness, nausea, vomiting, los...

[Read More] Understanding Symptoms When Creatinine Levels Reach 12 mg/dL


Understanding Rapid Heartbeat and Kidney Health: Do You Need Dialysis?

Sought medical attention due to rapid heartbeat? Due to experiencing a rapid heartbeat and occasional lower back pain, a series of tests were conducted. Initially, it was thought to be a heart issue, but later it was found that the blood CR(B) level is 1.04, uric acid is 7.8, cho...


Dr. Wu Jiyu Reply:
Based on the data you provided, a serum creatinine level of 1.04 corresponds to an estimated glomerular filtration rate (eGFR) greater than 60, which falls within the normal range, and there is no need to worry about dialysis. As for your elevated uric acid and cholesterol levels...

[Read More] Understanding Rapid Heartbeat and Kidney Health: Do You Need Dialysis?


Understanding Urination Issues: When to See a Doctor?

Urinary problems I would like to ask if it is necessary to see a doctor or to pay for an abdominal X-ray or ultrasound? Blood and urine tests have all come back normal, but I feel that there is a significant difference between the amount of water I drink and the amount I urinate....


Dr. Wu Jiyu Reply:
According to the data you provided, a serum creatinine level of 0.9 corresponds to an estimated glomerular filtration rate (eGFR) greater than 60, which falls within the normal range. Regarding your input/output from 9/18 to 9/21, with an intake of 8700 cc and an output of 3750 c...

[Read More] Understanding Urination Issues: When to See a Doctor?


Understanding Kidney Injury: Insights on Hematoma, Function, and Recovery

Renal hemorrhagic atrophy? Hello, doctor. I was injured in a car accident at the end of July last year, which affected my left kidney and caused bleeding. The hematoma was approximately 10 cm at that time. I underwent two CT scans in the emergency room (one without contrast and o...


Dr. Wu Jiyu Reply:
1. The current estimated glomerular filtration rate (eGFR) is calculated based on serum creatinine levels. When eGFR is above 60, even a slight change in creatinine can lead to differences in eGFR, so regular follow-up is recommended. 2. Hematomas have the potential to decrease ...

[Read More] Understanding Kidney Injury: Insights on Hematoma, Function, and Recovery


Understanding High Urinary Protein Levels: Causes and Concerns

Feeling scared due to high levels of protein in urine? Urine analysis shows the following results: - Creatinine (CRE): 189.40 mg/dL (normal range: 14-26 mg/dL) - Protein/Creatinine Ratio (P/C Ratio): 1558 (normal range: below 200) - Urine Total Protein: 295.0 mg/dL (normal rang...


Dr. Huang Yaoxuan Reply:
Hello Jack: "Urine 3+ and below are the contents of the urine. On 10/19, CRE (creatinine) was 189.40, with a standard range of 14-26. P/C Ratio was 1558, with a standard of below 200. Urine Total Protein was 295.0, with a standard of below 15." Among these urine test it...

[Read More] Understanding High Urinary Protein Levels: Causes and Concerns


Page Next