Skip to main content
Your session has expired. Reloading...
Hematology

Indirect Coombs test: screening for irregular antibodies

The indirect Coombs test screens for unexpected antibodies in your blood that may react against red blood cells. It is an important test for transfusion safety and prenatal care.

Doctor's Assessment Included

Reference Ranges

Expected result Negative

Reference ranges may vary between laboratories. When you order a test, a BIG-registered doctor assesses your personal results in context. For treatment decisions, discuss your results with your GP.

Check your own value

Coombs Test (Indirect): what this test measures

This test detects irregular antibodies circulating in your blood serum that could bind to foreign red blood cells. These antibodies may develop after previous transfusions, pregnancies, or certain immune responses.

Coombs Test (Indirect): why this value matters

Detecting irregular antibodies before a transfusion helps prevent potentially serious transfusion reactions. During pregnancy, the test can identify antibodies that may cross the placenta and affect the baby's red blood cells, allowing timely medical intervention.

Coombs Test (Indirect): when is testing worthwhile?

This test is typically performed before blood transfusions, during pregnancy (especially for Rh-negative women), and as part of pre-operative screening. Consult a healthcare professional for interpretation of results.

Coombs Test (Indirect): lifestyle and this value

Inform healthcare providers of any previous transfusion reactions or known antibodies. Keep your medical records accessible, especially if you have been identified as having irregular antibodies. During pregnancy, attend all scheduled prenatal appointments for timely screening.

Coombs Test (Indirect): frequently asked questions

What does a positive indirect Coombs test mean?

A positive result means irregular antibodies were detected in your blood. This does not necessarily indicate illness, but it is important information for ensuring safe blood transfusions and managing pregnancy. Your healthcare provider will explain the implications for your specific situation.

How is this test different from the direct Coombs test?

The indirect Coombs test detects antibodies floating freely in the blood serum, while the direct Coombs test looks for antibodies already attached to red blood cells. Each test serves a different clinical purpose.

See Lunarahealth more often in Google

Add us as a preferred source. Google will then show our articles more often in your search results and in AI overviews. You can turn this off again at any time.

That did not work. Please try again.

Tests with related values

These panels measure values from the same category as this marker.

Fertility & Pregnancy

IVF Blood Test Complete (Women)

Everything in the IVF panel plus full thyroid, preconception nutrients, progesterone and CMV immunity.

TSH (Thyroid Stimulating Hormone) Prolactin AMH (Anti-Müllerian Hormone) Estradiol (E2) FSH (Follicle Stimulating Hormone) LH (Luteinizing Hormone) Free T4 (Thyroxine) Folate (Folic Acid) Vitamin B12 Ferritin Progesterone Vitamin D (25-OH) Chlamydia IgG HIV 1/2 Antibody + p24 Antigen Syphilis Screening Blood Type + Rh TPO Antibodies CMV IgG Hepatitis B Core Antibody Hepatitis B Surface Antigen Hepatitis C Antibody Rubella IgG Toxoplasmosis IgG Varicella Zoster D-Dimer Basic Blood Count
€495,-
Fertility & Pregnancy

IVF Blood Test (Women)

Complete female IVF intake panel: ovarian reserve, thyroid, infectious screening, immunity serology, blood group and CBC.

TSH (Thyroid Stimulating Hormone) Prolactin AMH (Anti-Müllerian Hormone) Estradiol (E2) FSH (Follicle Stimulating Hormone) LH (Luteinizing Hormone) Chlamydia IgG HIV 1/2 Antibody + p24 Antigen Syphilis Screening Blood Type + Rh Hepatitis B Core Antibody Hepatitis B Surface Antigen Hepatitis C Antibody Rubella IgG Toxoplasmosis IgG Varicella Zoster D-Dimer Basic Blood Count
€425,-

Medical reviewer

Medical standards

Dr. Naimi oversees the medical standards behind our content and assessments.

Medical policy
CIBG Ministerie van Volksgezondheid,
Welzijn en Sport Official BIG registration BIG 49928676701 Opens in a new tab

Coombs Test (Indirect)

€33,-