Common "Gfr" queries answered by top doctors | iCliniq


GFR, otherwise known as glomerular filtration rate, is the rate at which blood flows through the glomeruli (tiny blood vessels present inside the kidneys that filter waste from the blood) every minute. GFR varies according to age and is calculated based on the creatinine levels. GRF is an index used to measure kidney function.

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I need help evaluating my kidney function, urine, and blood panel. Please help.

Query: Hello doctor,I need help evaluating my kidney function, urine, and blood panel. I have the data from several exams.Please help.  Read Full »

Dr. Yash Kathuria

Answer: Hello, Welcome to I understand your concern. I went through your reports (the attachments removed to protect the patient's identity). Creatinine level and eGFR (estimated glomerular filtration rate) are not the correct representation of kidney functions for all cases. Someone with good...  Read Full »

My creatinine value is 90umol/L and C cystatine 0.95 mg/L with eGFR of 79 suggestive of CKD stage 2. Do I have CKD stage 2?

Query: Hello doctor,I have a creatinine value of 90 umol/L and cystatine C of 0.95 mg/L. This gives a relative average eGFR of 79 which then is classified as CDK stage 2. But if I calculate my height and weight the absolute eGFR is 94. Do I have CDK stage 2 or should I look at absolute eGFR? Kindly suggest...  Read Full »

Dr. Yash Kathuria

Answer: Hello, Welcome to I understand your concern regarding eGFR values. CKD (chronic kidney disease) is defined if GFR (glomerular filtration rate) is less than 60 for more than three months or if urine protein is more than 20 mg for more than three months. GFR depends on many factors, with ...  Read Full »

Can kidney failure cause flank pain, joint pain, and mood changes in my 47-year-old husband?

Query: Hi doctor,My husband is 47 years old. Before ten years he was diagnosed with kidney disease. He have had flank pain, joint pain, and mood changes. So he took comprehensive tests. By then e-GFR was 65 mg/mmol. Now it has dropped to 30 mg/mmol. What is your opinion?  Read Full »

Dr. Vaibhav Vishal

Answer: Hello,Welcome to a urologist to identify the reason for decreasing GFR (glomerular filtration rate). Take a CT (computed tomography) scan to identify the reason for flank pain. Take a serum creatinine test.Kindly revert back with the tests. Thank you.  Read Full »

Are high creatinine levels and decreased e-GFR a cause of concern?

Query: Hi doctor, During my regular check-ups, I have noticed high levels of creatinine in my blood reports. The e-Glomerular Filtration Rate (GFR) has decreased from 64 to 59 since my last assessment. Although I have not experienced any specific symptoms related to these findings, I am uncertain if these ...  Read Full »

Dr. M Sivalingam

Answer: Hi, Welcome to Thank you for your query. Based on the information provided, it appears that your creatinine level is only slightly elevated and there is no evidence of protein or blood leakage in the urine, which is positive. The exact cause for the increased creatinine is not clear ...  Read Full »

Will Removal Of Kidney Stone Improve Gfr?

Query: Hi doctor, I am a 26 year old female. I have had a kidney stone in my right kidney for around eight months and now it is relatively large 22 mm. I have attached my report for your reference. I am suffering from recurrent kidney infections in the past couple years and had a stone in my left kidney wh...  Read Full »

Dr. Krishna Somani

Answer: Hi, Welcome to I saw all your reports and your clinical details (attachment removed to protect patient identity). Your tendency for recurrent stone formation which needs to be evaluated. You need not to worry about eGFR (estimated glomerular filtration rate) currently as creatinine ...  Read Full »

Will fluctuations in GFR cause chronic kidney disease?

Query: Hi doctor, I am 53 years old with a weight of 80 kilograms and a height of five feet seven inches. I have been athletic most of the time. But still, I gained some weight over the past few years. In these few years, I have done some general tests. Initially, my GFR was 73 at the age of 45. At the ...  Read Full »

Dr. Mohammed Abdul Nasir

Answer: Hi, Welcome to The presence of chronic kidney disease cannot be predicted only by the values of GFR (glomerular filtration rate). It also depends on the presence and absence of protein in the urine. It is good to do a urine routine and microscopy test to know whether there is a pre...  Read Full »

I have a urine creatinine level of 537 mg/dL, with symptoms like fatigue, nausea, back pain, pallor, and dark urine. What does this mean?

Query: Hello doctor, I am 24 years old. I have fatigue, nausea, back pain, pallor, weakness, and dark urine. My creatinine urine is 537 mg/dL. What does this mean? eGFR has dropped from 120 to 86 mL/minute. Kindly help.  Read Full »

Dr. Manzoor Ahmad Parry

Answer: Hello, Welcome to Thank you for your query. I understand your concern and reviewed your reports (attachment removed to protect the patient's identity). Your serum creatinine is normal, which gives an eGFR of 86. eGFR should be more than 60, which is in your case. You were concerned abou...  Read Full »

Kindly explain my blood test results done for autoimmune disease.

Query: Hello doctor, I received CBC and CMP blood test results. Info points to kidney issues but dismissed as nothing by my doctor. I would like your opinion. Key points outside normal range: WBC 12.66, hematocrit 45, eosinophils .5, absolute neutrophils 8.76, absolute monocytes .91, BUN 26, creatinine 1....  Read Full »

Dr. Tarek Algamal

Answer: Hello, Welcome to Attached investigations do not show evidence of autoimmune condition (attachment removed to protect patient identity). But it shows some impairment in kidney functions as GFR is lower than normal and creatinine is 1.4. This could be an effect of longstanding hyperten...  Read Full »

Should we treat high creatinine and low GFR as medical emergency?

Query: Hello doctor, My father has a creatinine level of 286 umol/l and a GFR of 19. Should this be treated as a medical emergency? His symptoms are tiredness, loss of appetite, shaky inside (similar to the feeling of anxiety). He has a history of cancer and radiotherapy. GFR has continued to decline from ...  Read Full »

Dr. Anshul Varshney

Answer: Hi, Welcome to Yes, this should be treated as a medical emergency and he should be given admission as per my belief. How are his urine output and blood pressure? Any hiccups or vomitings? Regards.   Read Full »

My creatine levels are high, and my GFR levels show variations. What should I do?

Query: Hi doctor,I have no family history of diabetes or high blood pressure. I went for my routine medical check-up and found out my reports were not normal. My GFR is 48, creatinine 1.2, and BUN 20. White blood cells and hemoglobin levels were normal. Last year the GFR level was 77, the creatinine level ...  Read Full »

Dr. M Sivalingam

Answer: Welcome to I understand your concern. The increase in creatinine from 0.8 to 1.2 is a significant change. The cause of this is unclear from the tests you have done. In the intervening period, have you taken any new medicines? Have you taken any painkillers or alternative medicine rece...  Read Full »

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