Quick answer: The treatment of fatty liver is primarily based on lifestyle changes – a calorie-restricted Mediterranean diet, regular exercise and the management of associated conditions. A weight loss of 7–10% has been shown to reduce liver fat content and inflammation. An examination by a gastroenterologist is required for an accurate diagnosis.
Many people are unaware that they have fatty liver – after all, the condition can remain asymptomatic for years, or even decades. Fatty liver is extremely common in Hungary: a sedentary lifestyle, obesity and poor diet all contribute to its development.
The good news is that the condition is reversible in its early stages. The liver has an outstanding ability to regenerate – if the underlying causes are addressed in time, tissue damage can be halted and even reversed. However, in order to take truly effective action, it is essential to understand exactly what is happening inside your body.
This article summarises the main causes and symptoms of fatty liver, the steps involved in diagnosis, and provides a detailed guide to treatment of fatty liver– including when it is advisable to consult a gastroenterologist.
What is fatty liver and why is it dangerous?
The essence of fatty liver (steatosis hepatis) is that an abnormal amount of fat – primarily triglycerides – accumulates in the liver cells. Clinically, it is diagnosed when fat deposits are present in more than 5% of the liver cells.
In itself, this condition does not necessarily cause serious symptoms. The danger lies in the fact that, without treatment, the condition will gradually worsen.
The three main stages of fatty liver disease
The condition falls along a continuous spectrum:
- Simple steatosis (fatty liver): Fat deposits without inflammation. At this stage, the process is still fully reversible if the patient stops following the lifestyle that triggered the condition.
- Steatohepatitis (fatty liver with inflammation): Fat accumulation is also accompanied by inflammation and cell damage. At this stage, an enlarged liver may already be observed; in more severe cases, jaundice and loss of appetite may also occur.
- Fibrosis and cirrhosis (liver scarring): Chronic inflammation leads to the formation of scar tissue in the liver. This stage causes irreversible damage and carries a risk of developing hepatocellular carcinoma (HCC), i.e. liver cancer.
It usually takes several years or even decades to progress from the first stage to the third. This also means that there is plenty of time to intervene – provided the disease is diagnosed.
What are the most common causes of fatty liver?
There may be several different factors underlying the abnormal accumulation of fatty acids. The most common are as follows:
- Excessive alcohol consumption – Alcohol is one of the main causes. Alcoholic fatty liver disease (ASH) often leads to cirrhosis.
- Obesity and a sedentary lifestyle – An increase in visceral adipose tissue is directly linked to fatty liver.
- Insulin resistance and type 2 diabetes – The metabolic disorder interferes with the breakdown of fatty acids in the liver.
- High blood lipid levels (hyperlipidaemia) – Elevated triglyceride levels, in particular, increase the risk.
- Certain medicines – Hormonal contraceptives, steroids and certain other medicinal products may also contribute to the development of fatty liver.
- In rare cases: It may also develop as a complication of acute fatty liver of pregnancy, poisoning or parenteral nutrition during the final trimester of pregnancy.
Alcoholic and non-alcoholic fatty liver disease: what is the difference?
The direct cause of alcoholic fatty liver disease (ASH) is prolonged and excessive alcohol consumption. Non-alcoholic fatty liver disease (NAFLD), by contrast, develops without alcohol and is closely linked to metabolic syndrome. Both forms can progress through the same stages – the difference lies primarily in the focus of treatment: in the alcoholic form, abstinence is the first and most important step.
What symptoms does fatty liver cause?
One of the greatest risks associated with fatty liver is that it causes no symptoms at all for a long time. Distinctive symptoms are particularly rare in the early stages – which is precisely why the majority of patients are diagnosed by chance, whilst undergoing some other form of investigation.
Things to bear in mind:
- Tenderness or mild pain beneath the right rib cage
- Bloating, digestive problems
- General fatigue, weakness
- Reduced load-bearing capacity
- Loss of appetite (at a more advanced stage)
- Jaundice – this indicates a late-stage, serious condition
If you experience any of the above symptoms, particularly if they have persisted for several weeks, it is advisable to consult a specialist. You should not delay in finding out the cause of your symptoms.
How is fatty liver diagnosed?
Reaching an accurate diagnosis involves several steps and requires the assistance of a specialist.
Laboratory tests:
One of the first signs is elevated liver enzyme levels in blood test results. The most important markers are: ALT, AST, GGT and ALP. In addition, the lipid profile (blood fats), blood glucose levels, the HOMA-IR index (a measure of insulin resistance) and bilirubin also provide important information. The AST/ALT ratio helps to distinguish between alcoholic and non-alcoholic forms: if the ratio is above 2, this may indicate an alcoholic cause or cirrhosis.
Imaging techniques:
Abdominal ultrasound is the method of first choice and the most widely used. In fatty liver disease, the liver exhibits increased echogenicity, presenting as a so-called „bright liver” image. Transient elastography (FibroScan) quantifies both the stage of fibrosis and the fat content. If necessary, a CT or MRI scan provides a more accurate picture of any tissue abnormalities.
Liver biopsy:
In certain cases, a biopsy is also required – particularly if the extent of inflammation and fibrosis needs to be determined precisely, or if other conditions (such as viral hepatitis, autoimmune liver disease or Wilson’s disease) need to be ruled out.
Treating fatty liver: what can you do?
The treatment of fatty liver It is based primarily on lifestyle changes. As yet, no medicine has received FDA or EMA approval specifically for the treatment of fatty liver disease; however, a personalised diet and exercise can be extremely effective in their own right.
Lifestyle changes and diet
This lifestyle change is based on four key pillars:
1. Calorie restriction and the Mediterranean diet
The Mediterranean diet – rich in vegetables, fruit, whole grains, olive oil, fish and pulses – has been shown to reduce liver fat. Refined carbohydrates, processed foods containing saturated fats and sugar-rich drinks should be avoided.
2. Weight loss
Even a weight loss of 3–5% can reduce steatosis. However, a weight loss of at least 7–10% is required to reverse inflammation and fibrosis. It is important that weight loss is gradual – paradoxically, sudden, drastic weight loss can worsen the condition of the liver.
3. Regular physical activity
At least 150–200 minutes of moderate-intensity aerobic exercise (e.g. walking, swimming, cycling) per week is recommended. Resistance training also has a beneficial effect on insulin resistance.
4. Giving up alcohol completely
In the case of alcoholic fatty liver disease, abstinence is the primary and most effective treatment. Even in the non-alcoholic form, it is recommended to avoid alcohol or reduce consumption to a minimum.
It is worth noting that, according to research, coffee consumed in moderation may have a beneficial effect on liver health – though this is no substitute for lifestyle changes.
Medicines and natural supplements
In certain cases, the specialist may also recommend medication to treat any underlying conditions:
- Pioglitazone: An insulin-sensitising agent; it improves the histological picture in cases of confirmed NASH.
- Vitamin E: In NASH patients who do not have diabetes, a daily dose of 800 IU has a positive effect on histological findings.
- GLP-1 receptor agonists: Modern antidiabetic drugs which also improve liver function by promoting weight loss.
- Statins: They can be used safely to regulate blood lipid levels even in cases of fatty liver – except in cases of decompensated cirrhosis.
- Metformin: It is not recommended on its own for the treatment of fatty liver, but it can be used to manage diabetes.
- Milk thistle extract (silymarin): It is available as a dietary supplement and may help maintain liver health, remove toxic substances and support the normal regeneration of liver cells.
Important: You should only take any supplements or medication on the advice of a specialist!
Preventing fatty liver
Prevention does not require a drastic change in lifestyle – consistent, small steps can make a big difference. It is worth bearing the following in mind:
- You should only drink alcohol in moderation (the recommended limit is a maximum of 20 g per day for women and 30 g per day for men)
- Try to maintain a healthy weight
- Make sure you exercise regularly, ideally several times a week
- Make natural, unprocessed foods a priority in your diet
- Do not take high-risk medicines on a long-term basis without medical advice
- Have your blood lipid and blood sugar levels checked through regular laboratory tests
It is important to note that fatty liver can affect not only adults but also children. Parents play a key role in preventing childhood obesity.
When should you see a gastroenterologist?
If you experience persistent abdominal pain on the right-hand side, fatigue of unknown cause or abnormal laboratory results (elevated liver enzymes), the best course of action is to consult a specialist in gastroenterology. Establishing a diagnosis and drawing up a personalised treatment plan are matters for a specialist – this cannot be replaced by reading online or self-diagnosis.
The Endomedix Gastroenterology Centres They treat patients in 10 cities across Hungary – Budapest, Debrecen, Győr, Miskolc, Gyula, Szolnok, Veszprém, Siófok, Dombóvár and Esztergom. Their team of nearly 100 experienced gastroenterologists, combined with over 18 years’ professional experience, guarantees a high standard of patient-centred care.
A gastroenterological examination can be an important step in determining the exact stage of fatty liver disease. If the clinical picture warrants it, your specialists will, if necessary, GASTROSCOPY UNDER ANAESTHESIA or COLONOSCOPY UNDER ANAESTHESIA They may also recommend that these tests be carried out – for example, to screen for complications of portal hypertension, if the condition is at a more advanced stage.
Book an appointment for a consultation with a gastroenterologist: https://endomedix.hu/vizsgalatok/gasztroenterologiai-szakorvosi-konzultacio/
Fatty liver can be reversed – if action is taken in time
There is no need to panic when you hear the diagnosis. In the first stage of fatty liver disease, the liver is capable of complete regeneration if the underlying causes are addressed. Lifestyle changes – a balanced diet, regular exercise and abstaining from alcohol – can, in themselves, yield remarkable results.
The most important step: do not delay the examination. The sooner an accurate diagnosis is made, the more options there are for effective treatment.
Frequently asked questions about fatty liver
What is the difference between fatty liver and steatohepatitis?
Fatty liver (simple steatosis) refers to the accumulation of fat without inflammation; this is the reversible early stage. In the case of steatohepatitis (NASH), the fatty degeneration is accompanied by inflammation and cell damage, which requires more serious and long-term treatment.
How long does it take for fatty liver to heal?
This varies from person to person and also depends on the stage of the disease. In the early stages, consistent lifestyle changes – particularly weight loss of 7–10% – can lead to significant improvement in imaging tests within just a few months. In more advanced cases, the process is slower and requires more intensive treatment.
What can you eat if you have fatty liver?
The Mediterranean diet is the most highly recommended: plenty of vegetables, fruit, pulses, whole grains, olive oil and fish. Refined carbohydrates, sugary soft drinks, foods high in saturated fats and alcohol should be avoided.
Does fatty liver cause pain?
In the early stages, it usually causes no tenderness, or only mild tenderness, beneath the right costal margin. More severe pain, loss of appetite or jaundice may indicate a more advanced condition and warrant immediate medical investigation.
When should you see a gastroenterologist if you suspect you have fatty liver?
If your laboratory results show elevated liver enzymes, if you are experiencing persistent fatigue or abdominal discomfort on the right-hand side, or if you are obese, have diabetes or high blood lipid levels – any of these are sufficient reasons to seek a consultation with a gastroenterologist. The earlier the examination, the better the prognosis.
Can fatty liver be reversed?
In the first stage, yes, it is completely reversible. In the steatohepatitis stage, the outcome depends on the severity of the condition. Cirrhosis (the third stage) is, unfortunately, irreversible, which is why early diagnosis and treatment are particularly important.
