Objectives: To describe the characteristics of gestational trophoblastic neoplasm (GTN) patients in period of July 2015 to August 2016 at the National Hospital of Obstetrics and Gynecology and to indicate the causes of late diagnostic of the GTN patients. | Journal of military pharmaco-medicine no1-2018 CONCLUSIONS According to the research conducted on 139 patients who had colon cancer and were treated by laparoscopic colectomy at 103 Military Hospital from 01 - 2007 to 12 - 2016, we drew some conclusions: - Indicate laparoscopic colectomy for colon cancer at stage I (), stage II () and stage III (). - Postoperative early complications: , including surgical wound infection; leakage; bleeding and residual abscess. No surgical mortality, the average postoperative circulation recovery time was ± days. The average length of hospital stay after surgery was ± days. - Late results were examined on 133/139 patients (). Particularly, of them had late complication of intestinal obstruction. The ratio of postoperative recurrence was . The ratio of mortality was (12 patients). The survival rate after 3 and 5 years of surgery were and , respectively. The ratio of survival and recurrence depends on cancer stage. REFERENCES 1. Le Hoang Anh. Early complications and treatment for postoperative complications of laparoscopic colectomy for colon cancer. Level II-specialist thesis. Military Medical University. Hanoi. 2012. 2. Vu Huy Hoa. Results of laparoscopic colectomy for sigmoid colon cancer at Military 184 Central Hospital 108. Master Thesis in Medicine. Military Medical University. Hanoi. 2014 3. To Quang Huy, Nguyen Dai Binh, Bui Dieu. Five year long-term outcome after treatment of metastases on 158 cases of epithelial colon cancer Dukes B - C. Hochiminh City Medical News Journal. 2010, Vol 14, appendix 4, . 4. Ngo Quy Lam. Several clinical, subclinical characteristics and the results of surgical treatment of metastases of sigmoid colon cancer at Military Hospital 103. Master Thesis on Medicine. Military Medical University. Hanoi. 2010. 5. Nguyen Thanh Tam. Lymph nodes in colorectal cancer. PhD Thesis on .