大肠结肠癌专题知识ppt课件.pdfVIP

文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 What is it ? 文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 • It is the third most frequently diagnosed cancer in men and women and the second highest cause of cancer deaths in the U.S. • Yet, when found early, it is highly curable. This type of cancer occurs when abnormal cells grow in the lining of the large intestine (colon) or rectum. Learn more about who gets colorectal cancer, how it is detected, and what the latest treatments can accomplish. 文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 How it starts ? 文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 • It often begin as polyps – benign growths on the surface of the colon. • The two most common types of intestinal polyps are adenomas and hyperplasic polyps. They develop when there are errors in the way cells grow and repair the lining of the colon. Most polyps remain benign, but some have the potential to turn cancerous. Removing them early prevents colorectal cancer. 文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 Risk Factors You Cant Control 文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 genetics lifestyle. • Age – most patients are older than 50 • Polyps or inflammatory bowel disease • Family history of colorectal cancer • History of ovarian or breast cancer 文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 Risk Factors You Can Control 文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 • Diet high in red, processed, or heavily cooked meats • Being overweight (excess fat around the waist) • Exercising too little • Smoking or drinking alcohol 文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 Its warning Signs 文档仅供参考，不能作为科学依据，请勿模仿；如有不当之处，请联系网站或本人删除。 • There are usually no early warning signs for colorectal cancer. For this reason its important to get screened. • Detect