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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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 »

Why was my Lithium dose reduced due to creatinine levels?

Query: Hello doctor, I have been taking Lithium XR 400 mg twice a day and Valprol CR 300 mg twice a day for the last 19 years. I am also taking Geminor M1 once a day since the last two years. My local doctor checks regularly for my creatinine level and lithium level. My last report of creatinine was 1.36 m...  Read Full »

Dr. Ashaq Hussain Parrey

Answer: Hello, Welcome to I went through your query. 1. The normal range of lithium 12 hours after the last dose is 0.6 to 1.2. Your level is 0.48, which is already low. So, instead of decreasing the dose, you may need to increase it to maintain it at a therapeutic level. Consult your specia...  Read Full »

Please check my reports and tell me what to do.

Query: Hello doctor, Please access my report to provide me a proper diagnosis. I have similar laboratory values from the past two years, but no stomach complaints or any discomfort. I am not taking any medication. I just want to bring down my cholesterol, creatinine and amylase levels.  Read Full »

Dr. Ashaq Hussain Parrey

Answer: Hello, Welcome to I went through your post and investigations (attachments removed to protect patient identity). I would try to address each significant point separately. Your serum amylase is 140 and lipase is normal. It is of no significance in your case as you do not have pain in...  Read Full »

Kindly go through my medical reports and advice.

Query: Hello doctor,I just did some medical test for no reason just as part of the routine check. Can anyone confirm if all reports are fine or if needed immediate medical attention? Currently, I am taking Telday 40 blood pressure medicine everyday.  Read Full »

Dr. Mahmoud Ahmed Abdelrahman Abouibrahim

Answer: Hi, Welcome to I have checked the attached reports thoroughly (attachment removed to protect patient identity) and I can affirm that all laboratory values are within normal and there is no need to worry. No medical attention is required based on these laboratory results. Please tell m...  Read Full »

I am taking medication for a fever. Can I do kidney tests?

Query: Hi doctor, I have a bad throat, cold and mild fever. I am taking antibiotic Amoxycillin and Ibugesic plus. Can I get liver function test and kidney function test at this time or should I wait?  Read Full »

Dr. Janrao Smit Uttam

Answer: Hi, Welcome to It is advisable to get the liver and kidney function tests done after a week, as these drugs alter the test results. For further queries consult an internal medicine physician online -->  Read Full »

My creatinine level is 537 mg/dL, with symptoms. What it means?

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 »

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 »

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 »

If GFR is 89 and the dipstick test shows protein in the urine, is there a kidney problem?

Query: Hi doctor, Last week's blood test showed a GFR of 89 and one that was taken two years ago showed 90. Dipstick showed protein in the urine, lastweek. Does this mean my kidneys are not working as well as they should? If so, is there anything I should or should not do? Kindly give your opinion.  Read Full »

Dr. Basuki Nath Bhagat

Answer: Hello, Welcome to Normal range of GFR (Glomerular filtration rate) is 90-120 mL/min/1.73 m2. Your value is 89, which is just below the lower limit, and it has to be rechecked in few weeks. Also, there is normal excretion of less than 150 mg/d of total protein and less than 30 mg/d of ...  Read Full »

Do my reports indicate kidney damage?

Query: Hello doctor, I am a 43-year-old male. And I work out six days a week. I am in excellent shape. I consistently get my blood work done every four months. I am a kidney stone former and had kidney stones on and off for the last 10 years. I have a few kidney stones on my right side. I had blood drawn ...  Read Full »

Dr. Pankaj Jawandhiya

Answer: Hello, Welcome to Seeing your current report (attachment removed to protect patient identity) there is mild damage to your kidney, and creatinine before four months was also elevated, then it is a slight degree of permanent damage. So the cause of the damage is long-standing bilateral...  Read Full »

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