Common "Renal Function Test" queries answered by top doctors | iCliniq

Renal Function Test

Renal function tests or kidney function tests are a group of diagnostic procedures done to determine how efficiently the kidneys are functioning. Here, blood urea nitrogen (BUN), creatinine, uric acid, sodium, potassium, chloride, and total protein in the urine or blood are tested to determine your GFR (glomerular filtration rate) for identifying problems in the kidneys.

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All the answers published in this website are written by verified medical doctors, therapists and health experts. The Content has been moderated by iCliniq medical review team before publication. Post your medical clarifications on iCliniq by choosing the right specialty and get them answered. Your medical queries will be answered 24/7 by top doctors from iCliniq.

Can lymph nodes swell due to an allergy to fried foods?

Query: Hi doctor,I am a 35-year-old male. I had a fever of 100.2 degrees Fahrenheit on the eighth of last month, which only lasted for a day. But the fever was followed by a few symptoms. After the fever, my lymph nodes at the back of my ear were swollen. I also had a sore throat and mouth ulcers. My body ...  Read Full »


Dr. Shyam Kalyan. N

Answer: Hello, Welcome to icliniq.com. Are you still having enlarged lymph nodes? Are those painful to touch? Is the size still the same as when you observed first? Is there any change? Do you have any throat pain now? Was any throat swab test done? Any blood test? Any difficulty or pain while swall...  Read Full »

Can I live a normal life with one kidney?

Query: Hi doctor, Recently, I came to know that I got unilateral renal agenesis. My left kidney is absent. Basically, I am a physique model and use to do bodybuilding. I use to take lots of supplements. Also, I was on anabolic cycle for a few months as well. Being with unilateral kidney, will these supplem...  Read Full »


Dr. Anshul Varshney

Answer: Hi, Welcome to icliniq.com. We are here to help you. Congenital renal agenesis is not as such any disease. However, since you have a single functioning kidney, you should be cautious before taking high protein diet, medicines and painkillers. You should get a kidney function test and a urine for m...  Read Full »

Is my ankle swelling a sign of heart failure?

Query: Hello doctor, Since yesterday, I have been so tired, and I have a swelling in my ankles. It looks like a mild swelling, but I am scared. I have attached pictures of the swelling. Is this starting edema because of heart failure? I had some cardiac enlargement on MRI, but I had normal ejection fract...  Read Full »


Dr. Jaydeep Tripathy

Answer: Hello, Welcome to icliniq.com. I have seen and reviewed the images which you have attached (attachment removed to protect patient identity). It looks like you have mild edema around your ankle. In the absence of any respiratory symptoms such as difficulty in breathing, or other cardiac symptoms su...  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 icliniq.com. 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 --> https://icliniq.com./ask-a-doctor-online/internal-medicine-physician  Read Full »

Why is there a minor change in my ECG?

Query: Hi doctor, I went for an annual health checkup and found there was a minor change in the ECG. I am 28 years old. My weight is 80 kg and height is 163 cm. My BMI is 30 and waist circumference is 90. My BP is 130/90 mmHg. I am also attaching my ECG report to you. I need your suggestion. Thank you.  Read Full »


Dr. Muhammad Zohaib Siddiq

Answer: Hi, Welcome to icliniq.com. Your age is 28 and you are obese. Your electrocardiogram (ECG) is normal and no need to worry. The minor changes are hyperacute T waves that may be due to increased potassium levels in blood, but no need to worry. There is day-to-day variation in potassium levels dependi...  Read Full »

What are the effects of Paracetamol poisoning?

Query: Hi doctor, My cousin is a 20-year-old female with a weight of 73 kg and a height of 5'6 feet. She took 18 tablets of Dolo 650 in a day. What will happen to her? She took the medicine yesterday, and she vomited it after eating some food in the evening. Now, she is feeling quite well. What can happen...  Read Full »


Dr. Pawar Satyajit Jalinder

Answer: Hello, Welcome to icliniq.com. I have gone through your query and understand your concern. I would like to know the following: 1) Does she have any symptoms like nausea, malaise, vomiting, or abdominal pain? 2) How many hours have passed since she has taken the PCM (Paracetamol) tablets? 3) Di...  Read Full »

I have difficulty in passing urine and pain in the anal and rectal area. Please help.

Query: Hello doctor, I have a history of urinary tract infections about four to five years ago. For the last week, I was feeling constipated, which is better now. For the last two to three days, I have had the urge to urinate, but not able to pass urine. I feel uncomfortable. I started feeling sensational...  Read Full »


Dr. Madhav Tiwari

Answer: Hi, Welcome to icliniq.com. I understand your concern. Please help me with a few details so that I can understand what is going on. Are you a diabetic or hypertensive? Do you have any other illnesses? Have you had any surgeries in the past? Do you suffer from constipation regularly? What trouble ...  Read Full »

I am a 41-year-old woman with no diabetes and high blood pressure. Kindly evaluate my eGFR values.

Query: Hello doctor, I am a 41-year-old woman with no diabetes and high blood pressure. In a recent blood test, my eGFR was 63.44 mL/min/1.73mSq and my creatinine was 90 nmol/L. All other renal function tests (urea, potassium, sodium, bicarbonate, and chloride) are within normal range. In the lab results r...  Read Full »


Dr. Yash Kathuria

Answer: Hello, Welcome to icliniq.com I read your query and understand your concern regarding your GFR (glomerular filtration rate) level. So as I can see in your reports (attachment removed to protect patient’s identity), your creatinine level is normal along with other parameters. GFR depends on many ...  Read Full »

What to do for severe lower left back pain?

Query: Hi doctor,I am a 50-year-old with a weight of 84 kilograms and a height of five feet six inches. I have severe pain in the lower left back at night. It is present between the posterior ribs above the hips. It starts about three inches from the lumbar spine and wraps directly to the left. To know the...  Read Full »


Dr. Mohammed Abdul Nasir

Answer: Hi, Welcome to icliniq.com. I can understand the inconvenience. For pain, you can take analgesics and it helps to reduce pain. You need to do a renal function test along with an abdominal ultrasound to rule out any kidney involvement.  Read Full »

When should I worry about the polyp in my gallbladder?

Query: Hello doctor, Last month I had pain in the upper abdomen. I had taken an abdomen scan, and the impression was 3 mm polyp in the gallbladder. The doctor had asked me to come after a month for follow-up, two days back, I had repeated the scan, and the impression is 3 mm polyp. It still remains the sa...  Read Full »


Dr. Anshul Varshney

Answer: Hi, Welcome to icliniq.com. This gallbladder polyp is probably not the reason for your pain. It is probably because of gastritis. I would recommend following in such case scenario to my patients: 1. Capsule Pan D (Pantoprazole and Domperidone) once daily in an empty stomach for seven days. 2. ...  Read Full »

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