ESR Blood Test in Kolkata | Home Collection & NABL-Certified Results

Apollo Diagnostics | NABL-Certified Lab | Home Collection Available | Digital Reports on WhatsApp

What is an ESR Blood Test?

The ESR (Erythrocyte Sedimentation Rate) test, often called a Sed Rate test, is a simple but highly effective way to detect inflammatory activity in your body. It measures how quickly red blood cells (erythrocytes) sink to the bottom of a tall, thin vertical tube over the course of one hour. Doctors use this test as a primary diagnostic tool to check for hidden inflammation caused by infections, autoimmune disorders, or chronic diseases.

How the ESR Test Works

When inflammation is present, your liver produces specific proteins like fibrinogen that cause red blood cells to clump together. These clumps are heavier than individual cells and sink faster toward the bottom of the tube. The faster they fall, the higher the ESR value — signaling a higher level of inflammation in the body.

  • High ESR — May indicate Rheumatoid Arthritis, Lupus, Tuberculosis, or severe infections
  • Mildly Elevated — Often seen during pregnancy, menstruation, or due to aging
  • Monitoring tool — Doctors use ESR to track how well a patient responds to treatment for chronic inflammatory conditions

Normal ESR Range

CategoryNormal Range
Men under 500 – 15 mm/hr
Men over 500 – 20 mm/hr
Women under 500 – 20 mm/hr
Women over 500 – 30 mm/hr
Children0 – 10 mm/hr

Values above these ranges indicate inflammation and require further investigation by your doctor.

When is an ESR Test Recommended?

Your doctor may recommend an ESR test if you experience:

  • Unexplained fever or fatigue lasting more than a week
  • Joint pain, stiffness or swelling
  • Headaches with neck stiffness
  • Unexplained weight loss
  • Symptoms of autoimmune conditions like Lupus or Rheumatoid Arthritis
  • Monitoring of known inflammatory conditions like Temporal Arteritis or Polymyalgia Rheumatica

What Conditions Does ESR Help Diagnose?

  • Rheumatoid Arthritis and other autoimmune disorders
  • Tuberculosis (TB) and chronic infections
  • Inflammatory Bowel Disease (IBD)
  • Temporal Arteritis
  • Systemic Lupus Erythematosus (SLE)
  • Osteomyelitis (bone infection)
  • Kidney disease
  • Certain cancers including lymphoma and multiple myeloma

ESR Test Price in Kolkata

ESR Blood Test Price: ₹170
No fasting required  |  Results within a few hours  |  Free home collection above ₹2,000

Tests Commonly Ordered Alongside ESR

ESR identifies that inflammation exists but does not pinpoint its exact cause. It is almost always performed alongside:

  • CBC (Complete Blood Count) — detects infection, anemia and blood disorders
  • CRP (C-Reactive Protein) — more specific marker of acute inflammation
  • Rheumatoid Factor (RF) — screens for Rheumatoid Arthritis
  • ANA Test — screens for autoimmune conditions like Lupus
  • Widal Test — if typhoid fever is suspected

Home Collection for ESR Test in Kolkata

Apollo Diagnostics provides home blood sample collection for ESR tests across North and Central Kolkata. Our trained phlebotomists arrive at your doorstep with sterile single-use equipment. Samples are barcoded at your home and transported to our NABL-certified central laboratory for processing.

  • Home collection available: 7:00 AM – 2:30 PM Daily
  • Free home collection on orders above ₹2,000
  • Digital reports delivered to WhatsApp within a few hours

Frequently Asked Questions

Q1. What is the ESR test used for?
The ESR test is used to detect and monitor inflammation in the body. It helps doctors diagnose conditions like Rheumatoid Arthritis, Lupus, Tuberculosis, and other chronic inflammatory or autoimmune disorders. It is also used to monitor how well a patient is responding to treatment.
Q2. What is the normal ESR level?
Normal ESR ranges vary by age and gender. For men under 50 it is 0–15 mm/hr, for women under 50 it is 0–20 mm/hr, and for both men and women over 50 it is slightly higher. Your doctor will interpret your result in context of your symptoms and other test findings.
Q3. Does ESR test require fasting?
No. The ESR test does not require fasting. You can eat and drink normally before the test and book a home collection at any time of day.
Q4. What is the ESR test price at Apollo Diagnostics Kolkata?
The ESR blood test price at Apollo Diagnostics is ₹170. Home collection is available free on orders above ₹2,000.
Q5. How long does it take to get ESR test results?
ESR test results are typically ready within a few hours of sample collection. Reports are delivered digitally to your WhatsApp or email.
Q6. Is home collection available for ESR test in Kolkata?
Yes. Apollo Diagnostics provides home blood sample collection for ESR tests across Dum Dum, South Dum Dum, Nagerbazar, Satgachi, Baguiati, Lake Town, Bangur, Kaikhali, Sealdah, Entally, Phoolbagan, Tangra and surrounding areas. Book by calling or WhatsApping +91 8660434628.
Q7. What does a high ESR mean?
A high ESR indicates elevated inflammation in the body. It can be caused by infections, autoimmune diseases like Rheumatoid Arthritis or Lupus, kidney disease, certain cancers, or even pregnancy. A high ESR result should always be interpreted by a doctor alongside other test findings.
Q8. What is the difference between ESR and CRP?
Both ESR and CRP measure inflammation but in different ways. CRP rises and falls more quickly in response to acute inflammation, making it more useful for detecting sudden infections. ESR changes more slowly and is better for monitoring chronic inflammatory conditions over time. Doctors often order both together for a complete picture.
Q9. Can ESR be normal even if I have an infection?
Yes. ESR can remain normal in the early stages of infection or in mild cases. It is a non-specific marker and should always be interpreted alongside other tests and clinical symptoms.
Q10. Which centre processes my ESR sample in Kolkata?
All samples collected across North and Central Kolkata are processed at Apollo Diagnostics Nagerbazar — Nandarani Apartment, 8A Narasingha Avenue, Nagerbazar, Dum Dum, Kolkata 700074. Our lab is NABL-certified and ISO-certified.

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