Why is it difficult to detect early stage liver cancer?

Why is it difficult to detect early stage liver cancer?(2008-10-29 08:17:20)
Tags:Health Liver Ascites Jaundice Mass Zatan


Found that many of the families of patients with liver cancer, liver cancer is often discovered, has reached a late stage of the. Why is it difficult to detect early stage liver cancer? Experts explained that the symptoms of liver cancer at an early stage is very obvious, and even a longer time of illness no sense until the disease will gradually develop to a certain extent have some liver pain, loss of appetite, fatigue, weakness, wasting away and other symptoms, to the late will have jaundice, ascites, hematemesis, coma and other manifestations. Patients with liver cancer often palpable upper abdominal mass in a huge, but the time has come in late, and even the lungs, etc. has been transferred. Liver total duration of about two and a half years, of which two years were at an early stage in the absence of symptoms, once symptoms of the survival time of only six months.

No symptoms of early liver cancer, the patient will not take the initiative to the hospital for treatment, to the early diagnosis difficult. Most liver cancer also occurs in chronic hepatitis, cirrhosis, based on, it is difficult to rely on these symptoms to diagnose liver cancer. Even palpable mass or jaundice, ascites, and sometimes difficult to reconcile with colon cancer, pancreatic cancer to distinguish.

Primary liver cancer is a common malignant tumor in China, the world die each year from liver cancer patients with about 26 million people, of which China accounted for 42.5%. Experts say in recent years, liver cancer from the past "incurable disease" to "partially rule", 5-year survival rate also increased from 2.6% to 20.6%. However, the cause of liver cancer has not yet been very clear, the medical profession considered to be the result of a variety of factors, mainly related to hepatitis B virus, hepatitis C virus, aflatoxin, water pollution, the lack of certain trace elements, genetic factors and alcohol and other factors