Why choose us? lowest price viagra For patients and visitors billing and insurance directions gift shop guest lodging parking visitation policy visitor dining services for medical professionals cancer clinical trials cancer care program 2011 annual report cancer committee cancer registry outcomes cancer care teams breast cancer team colorectal oncology team gynecologic oncology team head and neck, thyroid oncology team lung cancer team melanoma team neurologic oncology team pediatric hematology/oncology team sarcoma team stem cell transplantation and hematologic malignancy program upper gastrointestinal oncology team urologic oncology team contact us radiation oncology 3d conformal radiation therapy local tumor control is an essential element in treatment planning for any patient with cancer. Without local control a patient risks the formation of distant metastases and a reduced chance of survival. buy viagra without prescription The location of a tumor and its proximity to radiosensitive structures dictates how well a conventional treatment method can deliver dose to a tumor. Often doses are inadequate to destroy the tumor for risk of damaging surrounding normal tissue. do generic viagra work To address this problem, conformal radiotherapy has been developed. do generic viagra work This advanced treatment technique allows physicians to target a tumor volume while sparing normal tissues. cheap viagra Standard radiotherapy planning is completed using two dimensional (2d) x-ray images. viagra soft online In contrast, conformal radiotherapy planning utilizes sophisticated computer technologies such as ct scans and mri images to view tumors in three dimensions (3d)-width, height and depth. buy viagra online With superior tumor imaging, patient treatment plans can be created with greater precision. price of viagra at tesco At stony brook medical center's radiation oncology department, our team prepares 3d conformal radiotherapy treatments with the state-of-the-art eclipse treatment planning system. viagra prescription europe Doctors, dosimetrists and physicists work together to design radiation treatment beams that ‘conform' to the shape of a patient's tumor, thus decreasing radiation to normal tissues and increasing the probability of local tumor control. do generic viagra work Message from leadership team multidisciplinary approach diagnostics, treatment, and technologies clinical support services patient & family centered care patient resources innovations & research in cancer awards & accreditations find a physician make an appointment direct. order viagra canada