Stomach

Japan has the highest incidence rate worldwide in both male (69.2 per 100,000) and female (28.6 per 100,000). Korea has the 2nd highest incident rate and 2/3rd’s of gastric carcinoma occur in developing countries.1 I It is estimated by the American Cancer Society in 2010 there would have been 21,000 new cases and 10,570 deaths from gastric cancer.2 The incidence in western countries has declined however, in the past 20 years there has been an increase incidence especially in white males in the proximal stomach and gastroesophageal junction.3 4 Incidence increases with age, with a peak between ages 50 to 70 Cardia region Male to female ratio: 2:1 Non Cardia region Male to female ratio: 5:1 White to black ratio: 2:1 3 || Studies have concluded that Helicobacteria pylori are associated with Distal gastric carcinomas in: And GERD and obesity are associated with Proximal gastric carcinomas in: Explain || (doses, borders, boosts, planning techniques, etc.) || 1 Crew, Katherine D and Neugut, Alfred I. (2006). Epidemiology of gastric cancer//. World Journal Gastroenterol// 2006 January 21; 12(3): 354-362 Available at: [] Accessed June 5, 2011 2 American Cancer Society. //Cancer facts & figures 2010//. Atlanta: American Cancer Society; 2010 3 Halperin E, Perez CA, Brady LW. //Perez and Brady's Principles and Practice of Radiation Oncology//. 5th edition. Philadelphia: Lippincott, Williams & Wilkins. 2008 4 Doctor’s guide. Cancer. Available at: [] Accessed on June 4, 2011
 * Epidemiology: || Gastric carcinoma is the 2nd leading cause in cancer deaths worldwide however it is only the 4th most common carcinoma worldwide.
 * Etiology: || Gastric carcinoma has been linked to:
 * Helicobacteria pylori Type I (3 to 6 times greater risk)
 * Gastroesophageal reflux disease (GERD)
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Obesity
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Pernicious anemia
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Prior subtotal gastrectomy for benign lesion
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Prior distal gastrectomy for benign lesion: (1 ½ - 3 fold increase)
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">High dietary intake of smoked and salted foods
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Low dietary intake of fruit and vegetables
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Poor sanitary and overcrowded living conditions in childhood
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Lack of refrigeration of food
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Low socioeconomic factors 3
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Developing countries
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Blacks
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Low socioeconomic factors
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Developing countries
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">Whites
 * <span style="color: #0070c0; font-family: 'Times New Roman',serif; font-size: 12pt;">High socioeconomic factors 1 ||
 * Signs & Symptoms: || Detection and Diagnosis ||
 * Diagnostic Procedures: || Detection and Diagnosis ||
 * Histology: ||  ||
 * Lymph Node Drainage: ||  ||
 * Metastatic Spread: ||  ||
 * Grading: ||  ||
 * Staging: || Name the system
 * Radiation Side Effects: || Side effects, Dse and time frame ||
 * Prognosis: ||  ||
 * Treatments: || Surgery, Chemotherapy, and Radiation Therapy
 * TD5/5: || of organs of interest within treatement field ||