Immunological Investigation

Overview of the test

Immunological Investigation tests are performed for diagnosing multiple health conditions and other purposes. This test is usually done to determine the allergies in your body, for screening bowel cancer and finding out if a woman is pregnant. The Immunological investigation is performed by using blood samples collected from the recipients. Immunoglobulin is a biochemical compound that is found in our blood. These compound molecules are used to determine the response of the body towards diseases and to detect the development of infection. Based on the antibodies and the molecular level, the doctors determine your body's immunity level and blood composition.

About the test

Certain substances present in our bodies can only be detected through immunological techniques. Through this test, you can detect the level of hormones, viruses, and the blood pigment haemoglobin. This test is helpful to determine the body's immune system. If you feel that you have lots of germs and foreign substances in your body, then you must take up this procedure. Immunological investigations have defined the proteins present in your body and also detect the other molecules like antigens to detect the antibody level. The blood test also ensures the abnormalities present in your immunity system & blood. With this investigation, people with issues like autoimmunity and immunodeficiency syndromes can also get an effective diagnosis and early treatment. Some doctors advise us to complete this test before proceeding further with IVF cycles. These tests are conducted in the laboratory and are also beneficial for producing artificial antibodies.

Risk factors 

During and after the test, there are certain low risks factors that you might associate with. The whole procedure revolves around the blood serum samples. The procedure is minimally invasive, completely safe, and simple for the patient. The doctors only sterile need syringes and injections to collect blood samples to complete the procedure. The syringes are clean and sterile. You might feel bruising and pain on rare occasions after the collection of blood samples.

Preparing for the test

Since this is a simple and effective procedure, you need not panic before attending the test. In case you are worried about the test, you can consult your doctor and he/she can guide you the best. In this test, you are only required to submit your blood sample. You don't have to prepare a lot before going for the test. The laboratory expert will take care of all your needs during the procedure. The process of sample collection lasts for about 5 minutes. During the sample collection, you might feel a slight sensation or pain at the sample collection place. The pain usually lasts about 5 to 10 minutes.

What to expect from the test?

The laboratory experts immediately store your sample after collection, which is then tested against various antibodies and antigens. They test for the levels of different types of immunoglobulins present in our body such as IgA, IgG and IgM. However, the antibodies can fluctuate depending on the different body types.

Possible results of the test

If you find very low levels of immunoglobulins in the report, you might immediately need to consult your doctor. A low level of immunoglobulin is a sign of either kidney disease or malnutrition. In this case, you might need further immunological investigations to determine the precise conditions. To diagnose the results, the doctors go through the Immunoglobulin levels, symptoms and disease present in your body.

When to see a doctor?

Immunoglobulins also play a strong role in infertility in humans. Some basic diseases can lead to infertility. Before a couple goes for IVF, a fertility expert recommends this procedure; through this test, the doctor can identify your disease. Immunological investigations are common in all laboratories in India. For accurate results and successful completion of the procedure, you can reach the Apollo Fertility Centre, RR Nagar, or call 1860 500 4424 to book a doctor's appointment today. 


Immunological investigations are performed for the early diagnosis and prevention of diseases. Early diagnosis and proper treatment help prevent complications in the health in future. This is a minimally invasive procedure which is easy and safe. The test is a must for people having issues with fertility. Doctors recommend completing this procedure before moving to the IVF procedure.

1. Describe the Immunological investigations techniques

There are several techniques like western blotting, enzyme-linked immunosorbent assay, immunofluorescence assay, and hemagglutination inhibition assay.

2. How tough is this procedure, and why is it conducted?

The procedure is simple because you have to submit only your blood sample. Through this test, you can determine the conditions like autoimmunity.

3. What if you have a high level of IgG?

This means your body's immune system has been infected.

4. What are the two types of immunity you have?

There are 2 types of immunity which are innate and acquired immunity.

5. How much time does it take to complete the procedure?

It takes only 5 minutes to complete the procedure. In addition, this is a no-risk procedure.

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