Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test
Bilirubin - Direct (Conjugated) Test

Over 250k Biomarkers Tested

Bilirubin - Direct (Conjugated) Test

$33.00 AUD

Noticed yellowing of your skin or eyes, or had a liver function result that flagged elevated bilirubin?

Measures direct (conjugated) bilirubin, the liver-processed form ready for bile excretion. Elevated levels indicate bile duct obstruction or liver cell damage. Used alongside total bilirubin to help distinguish the cause of jaundice.

Collection Location
Specimen Type

You will be emailed a referral to take to your local collection centre. If you ever have any questions, we're here to help.

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How It Works

Getting your health measured shouldn't be hard! We're here to help you every step of the way.

1
Order a test

Order a test

Order the private test that suits you and your goals. After ordering, you will receive your referral by email.

2
Collect the sample

Collect the sample

Attend one of our 4000+ partner collection centres throughout Australia. Search locations.

3
Receive your results

Receive your results

View all your lab results in your secure health dashboard. Easy!

Overview

Bilirubin is a yellow pigment produced when old red blood cells are broken down. Your liver processes this bilirubin in two stages. Unconjugated (indirect) bilirubin arrives at the liver first, where liver cells convert it into conjugated (direct) bilirubin. This conjugated form is water-soluble and is excreted into bile, then eliminated through the gut. When the liver or bile ducts are not functioning properly, conjugated bilirubin leaks back into the bloodstream and levels rise. Measuring direct bilirubin helps your healthcare provider distinguish between different causes of elevated total bilirubin and pinpoint whether the issue lies with the liver itself, the bile ducts, or elsewhere.

Symptoms

Suited to people with jaundice, unexplained liver symptoms, suspected bile duct problems, or those needing further investigation after an abnormal total bilirubin result.

Questions

  • Indirect (unconjugated) bilirubin comes directly from red blood cell breakdown and has not yet been processed by the liver. Direct (conjugated) bilirubin is the processed, water-soluble form ready for excretion into bile. Elevated direct bilirubin points toward a liver or bile duct problem, while elevated indirect bilirubin more often indicates haemolysis.
  • Common causes include bile duct obstruction from gallstones, biliary strictures, pancreatic tumours, primary biliary cholangitis, viral hepatitis, and drug-induced liver injury.
  • Standard liver function tests typically report total bilirubin. Direct bilirubin is often added when your practitioner needs to determine the cause of an elevated total bilirubin result.
  • Yes. Several medications can cause cholestasis or liver injury that raises direct bilirubin. Always let your healthcare provider know about all medications and supplements you are taking.
  • Your provider may ask you to fast for 8 to 12 hours beforehand. Avoiding alcohol for at least 24 hours before the test is also recommended.
  • Isolated elevation of direct bilirubin specifically suggests a problem with bile excretion or liver cell function and warrants further investigation to identify the underlying cause.

Dr. Vu Tran
Bloody Good’s Chief Medical Officer

Biomarker Tested

How to prepare

Your healthcare provider may ask you to fast for 8 to 12 hours before the blood draw. Avoid alcohol for at least 24 hours before testing. Let the collection staff know about any medications or supplements you are taking, as some can affect bilirubin levels.

After the test

Discuss your results with your GP or specialist. If direct bilirubin is elevated, imaging (such as an abdominal ultrasound) is often the next step to check for bile duct obstruction. Your doctor may also request additional liver function tests or refer you to a gastroenterologist or hepatologist depending on the findings.

Your test results will be available in your private dashboard. If there are any urgent issues, we'll let you know so you can follow up with your health professional.

Understanding results

Your result shows direct bilirubin concentration compared to the laboratory reference range. Raised direct bilirubin, particularly when it makes up a large proportion of total bilirubin, suggests a problem with bile excretion or liver cell function. Common causes include gallstones, biliary strictures, viral hepatitis, and primary biliary cholangitis. Your practitioner will interpret this result alongside other liver function markers for a complete picture.

Testimonials

What Our Customers Say

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5,500+ Customers Tested
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Adam O. ACT

Simple health checks in my control

I didn't know that private blood tests were an option. Tried this platform as the packages suited what I wanted for a good price. Easy to follow instructions, and super quick results. Platform provides more information than my gp's ever have on the tests and what the results meant. Would like more clinics to be able to test at (specifically Capital Pathology) but there is a decent network. Will continue to use.

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Wayne S. NSW

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This is a great service, very helpful support, cheaper than going to the doctor for a blood test

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Quick access to blood tests

BLOODY GOOD is a very efficient route to access blood testing for a visitor outside the Australian health system. It is quick with the necessary referral and documentation, and quick with results. Thank you

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Great Service!

Fantastic service to deal with, I love the extra explanations for all the tests.

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Getting a referral was easy. Laverty pathology accepted it. Bloody Good offers an affordable and convenient way to check essential blood markers.

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Frequently bought together

Frequently Asked Questions

Most collection centres accept walk-ins. Some may require a booking - check details when you click on your chosen location.

If your test needs fasting, we’ll include that in your instructions after you order. Fasting usually means no food for 8–12 hours, but water is fine.

Just your pathology referral form (we email it to you)

Of course. Just maybe don’t bring the friend who faints at the sight of blood.

They’re the highly trained professionals who take your blood sample - with a steady hand and a sharp needle. They love blood, but don’t worry… they’re not vampires. Just legends who make blood tests quick, clean, and (almost) painless.

Some of our tests include Urine, Stool, Saliva and more. Each test will have a clear description on what sample you will need to give and instructions on how.