
Also called: Kidney Function Test (KFT)
Report
8 Parameters
What it checks
Report delivery
Test for
Age group
Commonly advised for
The Renal Function Test (RFT) is a vital blood test panel designed to assess how efficiently your kidneys are functioning. Your kidneys play a critical role in filtering waste products from the blood, maintaining the body’s fluid balance, and regulating essential minerals required for healthy organ function. An RFT helps detect kidney-related concerns early, monitor ongoing kidney conditions, and evaluate overall renal health.
The Importance of Your Kidneys
Your kidneys are two bean-shaped organs located at the back of your abdomen that work as the body’s natural filtration system.
They are responsible for:
Filtering waste products and toxins from the blood
Removing excess fluids through urine
Maintaining electrolyte balance in the body
Supporting healthy blood pressure regulation
Helping maintain the body’s chemical balance
When kidney function is impaired, waste products and electrolyte imbalances can build up in the body, potentially leading to serious health complications.
Components of the Renal Function Test (RFT)
A typical RFT includes the following important parameters:
Urea
Urea is a waste product formed when the body breaks down proteins. Healthy kidneys filter urea out of the bloodstream and remove it through urine. Elevated urea levels may indicate reduced kidney function, dehydration, or other metabolic concerns.
Serum Creatinine
Creatinine is a waste product generated from normal muscle activity. Since the kidneys are responsible for clearing creatinine from the blood, abnormal serum creatinine levels can be a strong indicator of impaired kidney filtration.
Serum Electrolytes
Electrolytes are essential minerals that help regulate hydration, nerve function, muscle activity, and acid-base balance.
This panel commonly includes:
Sodium (Na): Helps regulate fluid balance and nerve signaling
Potassium (K): Essential for heart rhythm and muscle function
Chloride (Cl): Supports fluid balance and acid regulation
Abnormal electrolyte levels may suggest kidney dysfunction, dehydration, or metabolic imbalances.
When Is an RFT Recommended?
A healthcare provider may recommend an RFT for:
Routine preventive health checkups
Monitoring existing kidney conditions
Individuals with diabetes or high blood pressure
Symptoms such as swelling, fatigue, reduced urination, or fluid retention
Evaluating dehydration or electrolyte imbalance
Monitoring the effect of certain medications on kidney health
The Procedure
The Renal Function Test is a simple blood test that involves collecting a blood sample from a vein, usually from your arm. The procedure is quick, minimally invasive, and typically completed within a few minutes.
Interpreting the Results
Your healthcare provider will evaluate the combined results of urea, serum creatinine, and electrolyte levels to understand how effectively your kidneys are functioning.
Possible indicators include:
High Urea: May suggest kidney stress, dehydration, or increased protein breakdown
Elevated Serum Creatinine: May indicate reduced kidney filtration efficiency
Abnormal Electrolytes: May point toward kidney dysfunction or fluid imbalance
Early detection through RFT can help identify kidney issues before symptoms become severe, allowing timely medical intervention and better long-term health management.
The Renal Function Test panel shows how well your kidneys are working. It is advised if:
Tapadia Diagnostic Centre in Visakhapatnam offers NABL-accredited Renal Function Test (RFT) test from a Blood and urine sample(s). Kidney Function Test (KFT) is also prescribed for Swelling, fatigue, changes in urination, suspected kidney dysfunction. Established in 1989, this doctor-led diagnostic centre ensures high accuracy. Home sample collection and walk-in facility available at our Visakhapatnam center. Pay at the centre with no advance payment. Book online or visit us.
Renal Function Test (RFT) in Visakhapatnam
Rated 4.6 on Google
From 6,477 patient reviews across our Hyderabad centres.
Every report, kept for you
Past reports stay in your account and can be downloaded again.
NABL accredited
Every result reviewed by a qualified pathologist before it reaches you.
Four decades of practice
A family-run diagnostic centre, trusted by doctors and households since 1989


Renal Function Test (RFT) in Vijayawada
Renal Function Test (RFT) in Visakhapatnam
Renal Function Test (RFT) in Ahmedabad
Renal Function Test (RFT) in Bengaluru
Renal Function Test (RFT) in Mumbai
Renal Function Test (RFT) in Secunderabad
Renal Function Test (RFT) in Karimnagar
Renal Function Test (RFT) in Hyderabad
Renal Function Test (RFT) in Warangal
Renal Function Test (RFT) in Aurangabad
HIV 1 & 2 Antibodies, Serum-Elisa Method in Visakhapatnam
Dengue IgG, IgM Antibodies + NS1 Antigen-Rapid, Serum in Visakhapatnam
Lipoprotein A (Lp A), Serum in Visakhapatnam
Erythrocyte Sedimentation Rate (ESR) in Visakhapatnam
Thyroxine Total (T4), Serum in Visakhapatnam
Triiodothyronine Total (T3), Serum in Visakhapatnam
CA 19.9 (Pancreatic Cancer Marker), Serum in Visakhapatnam
NIPT with Microdeletions in Visakhapatnam
NIPT Basic in Visakhapatnam
Complete Blood Picture (CBP) in Visakhapatnam
Serum Phosphorus Test in Visakhapatnam
TIBC in Visakhapatnam
Urology Profile in Visakhapatnam
Beta HCG Free, Serum (Pregnancy Test) in Visakhapatnam
Viral Screening in Visakhapatnam
AFP Test in Visakhapatnam
Microalbuminuria test in Visakhapatnam
Diabetes Testing (FBS + PLBS) in Visakhapatnam
Antithrombin III in Visakhapatnam
D-dimer test in Visakhapatnam
Creatine Kinase (CK) Test in Visakhapatnam
AST Test in Visakhapatnam
Cardiac Markers in Visakhapatnam
Pap Smear - LBC in Visakhapatnam
DVT Profile in Visakhapatnam
Bleeding Time and Clotting Time (BT & CT) in Visakhapatnam
Estradiol Test in Visakhapatnam
hs-CRP Test in Visakhapatnam
Alkaline Phosphatase (ALP) Test in Visakhapatnam
Fertility Profile in Visakhapatnam
Albumin blood test in Visakhapatnam
Troponin T in Visakhapatnam
Infertility Profile Extended in Visakhapatnam
Electrolyte Panel in Visakhapatnam
Anticardiolipin Antibodies (IgG) in Visakhapatnam
PSA Test in Visakhapatnam
FSH Test in Visakhapatnam
STD Panel in Visakhapatnam
PCOS Profile in Visakhapatnam
Serum Iron Test in Visakhapatnam
Cardiac Profile-III in Visakhapatnam
Plasma Fibrinogen Test in Visakhapatnam
HBsAg Test in Visakhapatnam
Cardiac Biomarker Test in Visakhapatnam
Herpes Simplex Virus (HSV) Types 1 and 2 Antibody Test in Visakhapatnam
Antenatal Profile in Visakhapatnam
Activated Partial Thromboplastin Time in Visakhapatnam
Lipid Panel in Visakhapatnam
Fine Needle Aspiration Cytology in Visakhapatnam
CRP test in Visakhapatnam
Joint Pain / SLE / Collagen Profile-I in Visakhapatnam
PAPP-A Test in Visakhapatnam
Insulin Test in Visakhapatnam
Triple Screen Test in Visakhapatnam
Anti-HCV Test in Visakhapatnam
Basic Metabolic Panel (BMP) in Visakhapatnam
Very low-density lipoprotein (VLDL) test in Visakhapatnam
Free Testosterone in Visakhapatnam
Triglycerides Test in Visakhapatnam
Quad Screen in Visakhapatnam
Folic Acid in Visakhapatnam
Urinalysis in Visakhapatnam
CEA Test in Visakhapatnam
Ferritin Test in Visakhapatnam
Transferrin Saturation% in Visakhapatnam
Protein C Antigen in Visakhapatnam
Alpha Feto Protein (AFP) - Fluid in Visakhapatnam
CPK (MB) Test in Visakhapatnam
Lupus Anticoagulant Testing in Visakhapatnam
Reticulocyte Count in Visakhapatnam
Infertility Profile-Basic in Visakhapatnam
Beta hCG Test in Visakhapatnam
DIABETIC PROFILE in Visakhapatnam
LH Test in Visakhapatnam
Anti-Müllerian Hormone (AMH) Test in Visakhapatnam
Bile Salts and Bile Pigments, Urine in Visakhapatnam
HbA1c in Visakhapatnam
Vitamin D (1,25-Dihydroxyvitamin D) in Visakhapatnam
Liver Function Test (LFT) in Visakhapatnam
Anemia Profile Basic in Visakhapatnam
Rheumatoid Factor in Visakhapatnam
Widal Test in Visakhapatnam
Bilirubin blood test in Visakhapatnam
Inhibin A, Tumor Marker, Serum in Visakhapatnam
Thyroid Function Tests in Visakhapatnam
eGFR in Visakhapatnam
Menopause Profile in Visakhapatnam
EXTENDED DIABETIC PROFILE in Visakhapatnam
LDH Test in Visakhapatnam
Total Cholesterol Test in Visakhapatnam
Random Blood Sugar Test in Visakhapatnam
Total Protein Test in Visakhapatnam
RPR test in Visakhapatnam
Anti-dsDNA Test in Visakhapatnam
HDL Cholesterol in Visakhapatnam
Blood Type Test in Visakhapatnam
ASO Titre in Visakhapatnam
Blood Urea(Serum) Test in Visakhapatnam
Postprandial Blood Sugar Test in Visakhapatnam
Back Pain Profile in Visakhapatnam
ANA test in Visakhapatnam
Serum Creatinine Test in Visakhapatnam
PT/INR Test in Visakhapatnam
Fasting Blood Sugar Test in Visakhapatnam
Extended Anemia Profile III Executive in Visakhapatnam
Kidney Function Test (Renal Profile) in Visakhapatnam
Serum Magnesium Test in Visakhapatnam
Well-woman exam in Visakhapatnam
LDL cholesterol test in Visakhapatnam
Prolactin Test in Visakhapatnam
Malaria Blood Smear in Visakhapatnam
Liver Function Test (+GGT) in Visakhapatnam
TPHA Test in Visakhapatnam
Hepatitis B Surface Antigen (HBsAg) Test in Visakhapatnam
Antenatal Profile 2 in Visakhapatnam
TSH Test in Visakhapatnam
Cardiac Catheterization in Visakhapatnam
Cardiolipin Antibody (IgM) in Visakhapatnam
Master Health Checkup in Visakhapatnam
Calcium Profile in Visakhapatnam
Coagulation Profile in Visakhapatnam
Uric Acid Test in Visakhapatnam
Vitamin D (25 - Hydroxy Vitamin D, Serum) in Visakhapatnam
Globulin Test in Visakhapatnam
Fever Profile Test in Visakhapatnam
Connective Tissue Disease Profile in Visakhapatnam
Calcium Blood Test in Visakhapatnam
IHC in Visakhapatnam
Estriol Unconjugated (E3) Test in Visakhapatnam
Blood Typing in Visakhapatnam
Vitamin B12 Test in Visakhapatnam
Serum Cortisol in Visakhapatnam
Double Marker Test in Visakhapatnam
Pap Smear, Conventional in Visakhapatnam
Protein S Activity in Visakhapatnam
Non-Invasive Prenatal Testing (NIPT) in Visakhapatnam
whole exome sequencing in Visakhapatnam
Newborn Screening (NBS) in Visakhapatnam
Renal Function Test (RFT) in Visakhapatnam