Liver disease with an unknown cause

Cryptogenic liver disease

 

Cryptogenic means that the cause of a condition is unknown or uncertain.

The information on this page is for:

  • Adults who have a liver disease and the cause is unknown
  • Family, friends, carers, and healthcare professionals.

If your child has a liver condition but doesn’t have a diagnosis, you can find out more here.

    On this page:

    What is cryptogenic liver disease?

     

    Cryptogenic liver disease is the name doctors give to liver disease when the cause is unknown. You might also hear it called cryptogenic cirrhosis.

    Doctors are usually able to work out what is causing someone’s liver condition. Some liver conditions are passed on in families. Others are caused by things from outside the body including alcohol, diet, and viruses.

    A diagnosis of cryptogenic liver disease is usually given after lots of tests to rule out other conditions.

    Find out more about tests for liver disease

    What are the possible causes of cryptogenic liver disease?

     

    There is some evidence that cryptogenic liver disease can be linked to a condition called MASLD. In MASLD, fat builds up in the liver. Over time this can cause damage.

    Find out more about MASLD.

    But there are lots of other possible causes. These include:

    The stages of cryptogenic liver disease

     

    Most types of liver disease take a long time to develop. People often do not know there is a problem until it reaches a late stage.

    The stages of cryptogenic liver disease are the same as most other liver conditions.

    • something damages the liver, the damage usually happens over a long period of time
    • in some cases, this causes fat to build up in the liver
    • if the damage keeps happening, this causes inflammation in the liver (hepatitis)
    • the inflammation causes scarring in the liver (Fibrosis)
    • if the damage stops, a liver with hepatitis or fibrosis might be able to get better
    • if the damage continues, it can cause serious liver disease (cirrhosis)

     Because the cause is not known in cryptogenic liver disease, it might be harder to stop the damage.

    Find out more about the stages of liver disease

    Find out more about cirrhosis and possible complications

    If you have cirrhosis, you might get a score or classification. This is used to work out how much scarring there is.

    Find out more about cirrhosis scoring systems

    Treatment for cryptogenic liver disease

     

    How your cryptogenic liver disease is treated will depend on what stage it is at.

     

    Treatment for cryptogenic liver disease at an early stage

    If your condition is found early, you might be able to prevent or slow down further damage. Making some changes in your daily life can help. This could include:

    • eating a healthy, balanced diet
    • keeping to a healthy weight
    • not drinking alcohol
    • not smoking

    Find out more about eating, drinking and keeping active.

    Treatment for cryptogenic liver disease at a later stage

    Treatment for cryptogenic cirrhosis will depend on:

    • how much damage there is
    • if you have any complications

    This will be a bit different for everyone.

    Find out more about treatments for cirrhosis

    Living with cryptogenic liver disease

     

    Living with any kind of liver disease can be challenging. Not knowing what has caused your condition can make it even harder.

    But there are things you can do:

     

    Get information that you can trust

    Your medical team are the best people to ask for personal advice. They will have your medical records and know about your tests.

    Questions to ask your medical team about cryptogenic liver disease:
    •  Do my tests give any suggestions about what might be causing my liver condition?
    • What stage of liver damage do I have?
    • Are there any other tests that could help figure out what is causing my condition?
    • Can I be referred to a specialist hepatologist (liver doctor)?
    • Who will be in charge of my care, and how can I contact them?
    • What can I do to look after my liver?
    • Are there any “red flag” emergency symptoms I should look out for? What do I do if they happen?

    Many people also look for information online, and it can be hard to know what to trust. All Liver UK information is made alongside medical experts and patients. NHS websites are also a good source of information.

    Get more tips on looking for health information online

    Find out how we make our information

     

    Look after your liver and yourself

    Whatever might be causing your condition, looking after your liver can help to stop more damage.

    Find out more about eating drinking and keeping active

    Your mental health is also important. It is totally normal to need a bit of help with this when you have a condition without a clear diagnosis. We have some simple tips on our webpage and links to more support.

    Looking after your mental health

    Having a liver condition can impact every part of your life. We have information on everything from work and money to managing your healthcare.

    Living with a liver condition

    You can also find out about our support services using the link below.

    Support

    How Liver UK can help

    A diagnosis of liver disease can be worrying, and you may have a lot of questions.

    We're here for you and for your family and friends. Whether you have questions or just need someone to listen, we can help.

    Your feedback

    This content was last reviewed: February 2026

    Our expert reviewers:

    We would like to thank everyone who helped with creating and reviewing this page. Including Professor Stephen Ryder, consultant hepatologist at Nottingham University Hospitals NHS trust. And all our patient reviewers.

    Find out how we make our patient information.

    Everyone’s experience of liver disease will be different. Always talk to your specialist medical team for personal advice.

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