River Basins. A river basin is an area of land drained by a river and its tributaries. River basins have typical features, these include: Tributaries-smaller rivers flowing into a larger river. A Watershed-an area of highland surrounding the river basin.A confluence-where a river joins another river.Source-the start of a river. river basin is an area of land drained by a river and its tributaries. River basins have typical features, these include: Tributaries-smaller rivers flowing into a larger river. A Watershed-an area of highland surrounding the river basin.
Fatigue. Fatigue is one of the most common side effects of radiation therapy for breast cancer. Fatigue may be caused by anemia, poor appetite or depression. It may also be related to toxic substances that are produced when cancer cells break down and die.adiation pneumonitis. Radiation pneumonitis is an uncommon side effect of radiation therapy for breast cancer. It may occur a few weeks to several months after radiation treatment. It occurs more often in women who receive methotrexate and 5-fluorouracil (Adrucil, 5-FU) at the same time as radiation therapy.
Radiotherapy can have side effects that occur both during and after the treatment. In the first weeks after beginning radiation therapy, you may notice reddening or swelling of the skin over the breast area and fatigue or tiredness. These problems usually disappear within 3 to 6 months. In the first 5 years after treatment, you may experience discomfort, pain, swelling, discolouration or other skin changes in the breast area. However, over 90% of women are satisfied with the appearance of the breast after lumpectomy and radiation treatment.