Radiation tolerance of liver is: (A) 15 Gy, (B) 30 Gy, (C) 40 Gy, (D) 45 Gy
Answer is B. Liver injury tends to be more common in those patients with radiation doses greater than 30 Gy or when the whole-liver is irradiated .It is usually seen as a result of therapy to adjacent organs, such as pancreatic carcinoma, gallbladder carcinoma, retroperitoneal lymphoma, pleural mesothelioma, distal esophageal and other lower thoracic malignancies.