循证医学（Evidence based medicine）.docVIP

循证医学（Evidence based medicine） Evidence based medicine Clinical evidence retrieval (Internship) Wang Institute of medical informatics, Chinese Academy of Medical Sciences Beijing Union Medical College Library Internship ..1. review courseware in the need to master the knowledge points ..2. master evidence-based medicine database (6) ..3. master Cochrane library database structure, through the topic, Review Group search method, browse the systematic reviews related to this major. ..4. uses NGC () to find breast cancer (breast, cancer) A guide to diagnosis and screening and to compare two of these guidelines. ..5. clinical cases Clinical case The patients were male, 58 years old, smoked for 35 years, and blood sputum for 20 days. CT examination revealed that the right upper lung was 5cm straight The radial mass was lobulated, and the imaging showed no mediastinal lymph node enlargement A new organism was found at the posterior segment of the right upper lobe, and the squamous cell carcinoma was highly differentiated by biopsy. whole Other parts of the body including the brain, adrenal glands, liver, and bone showed no metastasis. Clinical staging CT2N0M0 IB phase. The right upper lobe resection was performed before the operation, and the operation was not seen in the naked eye Hilar and mediastinal lymph nodes were enlarged. Only one hilar lymph node and one lower lung lymph node were examined. cut In addition to specimen pathology, the right upper lung differentiated squamous cell carcinoma was of central type. Hilar and mediastinal lymph nodes 1 out of each were negative. The postoperative pathological staging was stage PT2N0M0 and IB. For early lung cancer cases, the need for surgical treatment, if necessary, is the criterion for surgery How about that? Internship requirements ..1. uses PICO_S format to build retrieval strategies ..2. retrieval of evidence-based medicine database ..3. uses PubMedClinical Queries retrieval ..4. search for randomized controlled trials