Publications by authors named "Ying-kun Ren"

Objective: To compare neoadjuvant chemotherapy (nCT) with CAPOX alone versus neoadjuvant chemoradiotherapy (nCRT) with capecitabine in locally advanced rectal cancer (LARC) with uninvolved mesorectal fascia (MRF).

Background Data: nCRT is associated with higher surgical complications, worse long-term functional outcomes, and questionable survival benefits. Comparatively, nCT alone seems a promising alternative treatment in lower-risk LARC patients with uninvolved MRF.

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Article Synopsis
  • Researchers studied a type of RNA called lncRNA HOTTIP to see how it affects colorectal cancer (CRC) patients.
  • They found that lncRNA HOTTIP is more active in cancer tissues than in healthy tissues and is linked to more severe cancer stages.
  • Higher levels of lncRNA HOTTIP could mean patients have a worse prognosis, suggesting it might help doctors understand how serious the cancer is for future patients.
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Objectives: There is increasing evidence that the presence of an inflammation-based prognostic score (modified Glasgow prognostic score, mGPS) could predict survival in patients with advanced cancer. The aim of this study was to investigate the prognostic value of mGPS in patients with cervical cancer.

Methods: We included 238 consecutive patients with cervical cancer in our study.

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The long- and short-term outcomes in 21 patients with right colon cancer after right hemicolectomy and multivisceral resection surgery were investigated. Short-term therapeutic effects and long-term survival rate were retrospectively analyzed in patients with right colon cancer. These individuals underwent right hemicolectomy in combination with multivisceral resections including pancreatic head, duodenum, kidney, liver, gallbladder, and abdominal wall at the Department of General Surgery in the Henan Tumor Hospital between January 2003 and August 2014.

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Objective: To evaluate the effect of compression hemostasis with an arc-shaped transperineal incision in front of the apex of coccyx in controlling presacral venous plexus hemorrhage during rectectomy.

Methods: From October 2002 to October 2012, 52 patients with rectal cancer received neoadjuvant radiotherapy and developed presacral venous plexus hemorrhage during rectectomy, included 36 male and 26 female cases. Their age were 36-65 years.

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Objective: To explore the common types of massive intraoperative bleeding, clinical characteristics, treatment philosophy and operating skills in pelvic cancer surgery.

Methods: We treated massive intraoperative bleeding in 19 patients with pelvic cancer in our department from January 2003 to March 2012. Their clinical data were retrospectively analyzed.

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Objective: To investigate the approach and efficacy of dealing the rectal ligament in resection of rectal cancer in obese male patients.

Methods: A total of 92 patients (BMI>25 kg/m(2)) undergoing resection of rectal cancer from December 2008 to December 2010 in Henan Tumor hospital were assigned into 2 groups according to the surgical technique, the modified group (paralleled clipping of rectal ligament, 48 patients) and traditional group (44 patients). Operative time, intra-operational bleeding, rectal ulceration, ureteral injury, mesorectal integrity, and positive rate of lateral margin of pelvic wall were compared between two groups.

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Objective: To evaluate the therapeutic effects of trans-abdominal-mediastinal drainage tube on the prevention of esophagogastric or esophago-jejunal anastomotic leakage.

Methods: A total of 79 patients underwent thoraco-abdominal radical resection for gastric cardia cancer, with high risk of leakage of the anatsomosis, from Aug. 2007 to Aug.

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Objective: To evaluate the association of early diarrhea(postoperative day 1 to 7) and anastomotic leakage after low anterior resection for rectal cancer.

Methods: Clinical data of 192 cases (group A, tumor from the anal verge 4-7 cm) from May 2004 to May 2007 and 236 cases(group B) from July 2007 to May 2010 in our hospital who received low anterior resection of rectal cancer were analyzed retrospectively.

Results: In group A, the incidence of early postoperative diarrhea was 19.

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Objective: To explore a better operative approach to resect complicated pelvic retroperitoneal tumors.

Methods: A total of 28 patients with complicated pelvic retroperitoneal tumors who received surgical resection in our hospital from 2006 to 2010 were included in this study. The surgical operation was assisted with an arc-shaped transperineal incision in front of the apex of coccyx.

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Objective: To compare the clinical outcomes of two operative approaches of perineal dissection in rectal carcinoma undergoing abdominoperineal resection.

Methods: A randomized controlled trial was conducted in a total of 126 patients with rectal cancer undergoing the Miles operation from June 2007 to June 2011 at Henan Provincial Cancer Hospital. They were divided into 2 groups.

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Objective: To explore the effects of splenic flexure and sigmoid colon variation on anastomosis after left colectomy.

Methods: The clinical data of 76 descending colon patients were collected retrospectively from March 2004 to April 2011 at our hospital. Statistical analysis was performed for the types of splenic flexure and sigmoid colon with regards to the choice of anastomosis.

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Objective: To investigate the anatomic characteristics of splenic flexure, surgical techniques, and oncologic outcomes in 52 patients with non-obstructive splenic flexure colon cancer.

Methods: Clinical data of 52 patients with non-obstructive splenic flexure colon cancer from March 2004 to March 2011 in the Department of General Surgery at the Henan Province Tumor Hospital were analyzed retrospectively.

Results: There were 37 patients of regular type, 5 of mobile type, and 10 of adhesive type.

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Objective: To investigate long-term survival after multivisceral resection in patients with locally advanced right colon cancer.

Methods: The clinical data and survival of 13 patients with locally advanced right colon cancer were retrospectively analyzed.

Results: There were 8 males and 5 females with a mean age of 58.

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Background And Objective: Besides current clinicopathologic staging system extensively used in clinic, more information of molecular staging is need for more accurate staging of colorectal cancer (CRC). This study was to evaluate the prognostic value of metastasis-related tumor markers in CRC.

Methods: The expression of CD44v6, matrix matalloproteinase-2 (MMP-2), cyclooxygenase-2 (COX-2), epidermal growth factor (EGF), epidermal growth factor receptor (EGFR) and vascular epidermal growth factor (VEGF) in a tissue microarray containing 95 specimens of CRC were detected by immunohistochemistry (IHC).

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