IgG4 Sub class Serum/ Immunoglobulins Test - Metropolis Healthcare
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IgG4 Sub class Serum/ Immunoglobulins Test



The IgG4 test measures the amount of immunoglobulin in the blood.

Sorry, this test is not available to book.

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Blood Collection at Home
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    To evaluate the amount of immunoglobin proteins in the body.

Your doctor would recommend this test for you if you show the following signs:

  • Frequent bacterial or viral infections
  • Chronic diarrhoea
  • Sinus infection
  • Lung infections/ Breathing Problem
  • History of immunodeficiency in the family

Antibodies are proteins which are made by the immune system to fight against disease-causing substances, like viruses and bacteria. Our body produces different types of immunoglobulins to fight the different types of these external factors. An immunoglobulin test usually measures three very specific types of immunoglobulins which are igG, igM, and IgA. If the levels of igG, igM, or IgA are too low or too high, it can be a sign of a serious health concern.

Reference Values Of IgG4 Sub class Serum/ Immunoglobulins Test

Normal Ranges for an Adult: 

  • IgG0 - 16.0g/L
  • IgA 8 - 3.0g/L
  • IgM4 - 2.5g/L


If the values are lower than normal range, it can indicate:

  • Malnutrition
  • Kidney Disease
  • Leukaemia

If the values are higher than the normal range:

  • Hepatitis
  • A chronic autoimmune disorder
  • Chronic Infection
  • Viral infection

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Additional Home Visit and Safety charges will be applicable for all test and Health packages.

We collect samples from home between 7 AM to 11 PM (in Mumbai) and 7 AM to 9 PM in other cities. we offer Blood collection service on Sunday’s as well.

Doctor’s prescription is not required if you avail any wellness package. For any illness test, prescription might be required.

Test samples are processed at our regional laboratories in various cities – Mumbai, Pune, Chennai, Bangalore, Delhi and more. You can check out more information here – Our Labs

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IgG4 Sub class Serum/ Immunoglobulins Test