Liver lesions are abnormal growths that include hemangiomas and cysts, as well as focal nodular hyperplasia. Some lesions are due to liver cancer.

2023年9月22日 · Liver lesions are groups of abnormal cells in your liver. Your doctor may call them a mass or a tumor. Noncancerous, or benign, liver lesions are common.

2024年2月9日 · Understanding the biology across the differential diagnosis of solid liver lesions is key to ensuring accurate assessment and management. There are three central factors to consider: vascular supply, cellular components, and hormone sensitivity. (Table 1) TABLE 1: Liver Lesion Basics. Clear fluid. Smooth, occasional septations.

2022年4月20日 · The commonest liver lesions are primarily benign, such as hepatic hemangioma and focal nodular hyperplasia. Less common liver lesions include hepatic adenoma, hepatocellular carcinoma, liver metastases, and cholangiocarcinoma.

2020年4月27日 · There are 5 categories ranging from definitely benign (LI-RADS 1) to definitely malignant (LIRADS 5). A LI-RADS 5 lesion is subdivided based on size: 5A is ≥ 1 cm & < 2 cm and 5B is ≥ 2 cm & ≤ 5 cm.

The American Association for the Study of Liver Diseases (AASLD) distinguishes lesions < 1 cm from those > 1 cm but < 2 cm. They suggest performing two imaging techniques from among US, CT, and MRI with IV contrast injection.

In planning treatment for cancer patients, it is critical to avoid inappropriate treatment decisions based on misdiagnosis of a benign lesion as a metastasis or primary liver malignancy.

2023年12月2日 · Liver lesions, also known as liver tumors or masses, are abnormal growths of cells in the liver. The majority are benign (non-cancerous) and often don't require treatment. But, in some cases, liver lesions are a sign of a serious problem, like cancer, requiring immediate medical treatment.

2022年4月28日 · Liver lesions are abnormal growths on your liver. Most are noncancerous, or benign. Benign liver lesions don’t cause symptoms or require treatment unless they grow very large.

2019年7月16日 · Sometimes, abnormal cells or tissues – referred to as a liver mass or liver lesion – develop on the liver. They can either be benign (noncancerous) or malignant (cancerous). But accurately diagnosing a liver mass can be complicated. Here are 7 things you should know about identifying a liver mass to help ensure an accurate diagnosis.