Fatty liver
Other namesHepatic steatosis
SpecialtyGastroenterology
SymptomsNone, tiredness, pain in the upper right side of the abdomen
ComplicationsCirrhosis, liver cancer, esophageal varices
TypesNon-alcoholic fatty liver disease (NAFLD), alcoholic liver disease
CausesAlcohol, diabetes, obesity
Diagnostic methodBased on the medical history supported by blood tests, medical imaging, liver biopsy
Differential diagnosisViral hepatitis, Wilson disease, primary sclerosing cholangitis
TreatmentNo alcohol, weight loss
PrognosisGood if treated early
FrequencyNAFLD: 30% (Western countries)
ALD: >90% of heavy drinkers