RyanPatrickMerkowMDMS

PubMed

• A Comparative Analysis of Open Versus Minimally Invasive Pancreatoduodenectomies.
  Catherine S Valukas, Norah M Zaza, Dominic Vitello, David D Odell, Ryan Merkow
  Journal of Surgical Oncology. 2024-12-01
• American College of Surgeons survival calculator for biliary tract cancers: using machine learning to individualize predictions.
  Lauren M Janczewski, Joseph Cotler, Xuan Zhu, Bryan Palis, Kelley Chan
  Surgery. 2024-11-25
• Comparison of a Risk Calculator With Frailty Indices in Patients Undergoing Lung Cancer Resection.
  Dominic J Vitello, Charles D Logan, Norah N Zaza, Kelly R Bates, Ryan Jacobs
  Journal of Surgical Oncology. 2024-10-10

Journal Articles

• Laparoscopic Liver Resection Difficulty Score—a Validation Study  
  Ryan P Merkow, William R Jarnagin, Journal of gastrointestinal surgery
• Adherence with postdischarge venous thromboembolism chemoprophylaxis recommendations after colorectal cancer surgery among elderly medicare beneficiaries  
  Merkow RP, Bilimoria KY, Sohn MW, et al, Annals of Surgery, 7/1/2014
• Relationship between cancer center accreditation and performance on publicly reported quality measures  
  Merkow RP, Chung JW, Paruch JL, Bentrem DJ, Bilimoria KY, Annals of Surgery, 6/1/2014
• Development of a composite measure of state-level malpractice environment  
  Chung JW, Sohn MW, Merkow RP, Oh EH, Minami C, Black BS, Bilimoria KY, Health Services Research, 4/1/2014
• National Assessment of Margin Status as a Quality Indicator Following Pancreatic Cancer Surgery  
  Merkow RP, Bilimoria KY, Bentrem DJ, Pitt HA, Winchester DP, Posner MC, Ko CY, Pawlik TM, Ann Surg Oncol, 4/1/2014
• Treatment Trends, Risk of Lymph Node Metastasis, and Outcomes for Localized Esophageal Cancer  
  Merkow RP, Bilimoria KY, Keswani RN, Chung J, Sherman KL, Knab M, Posner MC, Bentrem DJ, J Natl Cancer Inst, 1/1/2014
• Postoperative Complications Reduce Adjuvant Chemotherapy Use in Resectable Pancreatic Cancer  
  Merkow RP, Bilimoria KY, Tomlinson JS, Paruch JL, Fleming JB, Talamonti MS, Ko CY, Bentrem CY, Annals of Surgery, 12/26/2013
• Effect of post-operative complications on adjuvant chemotherapy use in Stage III colon cancer  
  Merkow RP, Bentrem DJ, Mulcahy MF, Abbott DE, Kmiecik TE, Stewart AK, Winchester DP, Ko KY, Bilimoria KY, Annals of Surgery, 12/1/2013
• The cost-effectiveness of neoadjuvant chemoradiation is superior to a surger-first approach in the treatment of pancreatic head adenocarcinoma  
  Abbott DE, Tzeng CW, Merkow RP, Cantor SB, Chang GJ, Katz MH, Bentrem DJ, Bilimoria KY, Crane CH, Varadhachary GR, Abbruzzese JL, Wolff RA, Lee JE, Evans DB, Fleming JB, Annals of surgical oncology, 12/1/2013
• Reply to Letter: "Ability to Prevent Death as a Sequelae of Morbidity May Be an Additional Indicator of Hospital Quality"  
  Merkow RP, Hall BL, Ko CY, Annals of Surgery, 11/20/2013
• Optimizing ACS NSQIP Modeling for evaluation of surgical quality and risk: patient risk adjustment, procedure mix adjustment, shrinkage adjustment and surgical focus  
  Cohen ME, Ko CY, Bilimoria KY, Zhou L, Huffman K, Wang X, Liu Y, Kraemer K, Meng X, Merkow R, Chow W, Matel B, Richards K, Hart AJ, Dimick JB, Hall BL, Journal of the American College of Surgeons, 8/1/2013
• Is Illinois heeding the call to regionalize pancreatic surgery?  
  Hayman AV, Fisher MJ, Kluz T, Merkow RP, Wang EC, Bentrem DJ, Journal of surgical oncology, 6/1/2013
• Immediate two-stage tissue expander breasts reconstruction compared with one-stage permanent implant breast reconstruction: A multi-institutional comparison of short-t...  
  Davila AA, Miotin LM, Chow G, Wang E, Merkow RP, Bilimoria KY, Fine N, Kim JY, J Plast Surg Hand Surg, 4/1/2013
• Stage IB-III Gastric Adenocarcinoma: Treatment Trends and Predictors of Adjuvant and Neoadjuvant Therapy  
  Sherman KL, Merkow RP, Bilimoria KY, Wang CE, Mulcahy MF, Benson AB, Bentrem DJ, Ann Surg Oncol, 2/1/2013
• Short-Term Outcomes after Esophagectomy at 164 ACS NSQIP Hospitals: Effect of Operative Approach and Hospital-Level Variation  
  Merkow RP, Bilimoria KY, McCarter MD, Phillips JD, DeCamp MM, Sherman KL, Ko CY, Bentrem DJ, Arch Surg, 11/1/2012
• Optimal Preoperative Assessment of the Geriatric Surgical Patient: A Best Practices Guideline from the American College of Surgeons National Surgical Quality Improveme...  
  Chow WB, Rosenthal RA, Merkow RP, Ko CY, Esnaola NF, Journal of the American College of Surgeons, 10/1/2012
• Factors affecting selection of operative approach and subsequent short-term outcomes after anatomic resection for lung cancer  
  Phillips JD, Merkow RP, Sherman KL, Decamp MM, Bentrem DJ, Bilimoria KY, Journal of the American College of Surgeons, 8/1/2012
• Outcomes research in surgical oncology  
  Ko CY, Merkow RP, Surgical oncology clinics of North America, 7/1/2012
• Currently available quality improvement initiatives in surgical oncology  
  Merkow RP, Bilimoria KY, 7/1/2012
• Relevance of the c-statistic when evaluating risk-adjustment models in surgery  
  Merkow RP, Hall BL, Cohen ME, et al, Journal of the American College of Surgeons, 5/1/2012
• Post-discharge venous thromboembolism after cancer surgery: extending the case for extended prophylaxis  
  Merkow RP, Bilimoria KY, McCarter MD, Cohen ME, Barnett CC, Raval MV, Caprini JA, Gordon HS, Ko CY, Bentrem DJ, Ann Surg, 7/1/2011
• Metastatic Adenocarcinoma Arising Within a Diverticulum: Endoscopist’s Nightmare  
  Merkow RP, Sun JH, Am Surg, 1/1/2010
• Application of the pancreatic adenocarcinoma staging system to pancreatic neuroendocrine tumors  
  Bilimoria KY, Bentrem DJ, Merkow RP, Tomlinson JS, Stewart AK, Ko CY, Talamonti MS, Am Coll Surg, 1/1/2007
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Books/Book Chapters

• Gastrointestinal Malignancies 
  Chapter: Importance of Adequate Lymphadenectomy in Gastrointestinal Malignancies 
  Benjamin A, Merkow RPSpringer2016
• Advances in Academic Surgery 
  Chapter: Measuring Health Care Quality in Surgery: Strategies, Limitations, and Currently Available Initiatives 
  Page 63 - 74Merkow RP, Bilimoria KYEditors: Dimick JB, Greenberg CC.Springer-Verlag London2014
• Importance of and adherence to lymph node staging standards in gastrointestinal cancer 
  Chapter: Surgical oncology clinics of North America 
  Merkow RP, Bentrem DJ2012
• Surgical oncology clinics of North America 
  Chapter: Currently available quality improvement initiatives in surgical oncology 
  Page 367 - 375Merkow RP, Bilimoria KYEditors: Ko CY.2012
• The American College of Surgeons Colon Surgery Short-Term Composite Outcome Measure: An Objective, Feasible, and Reliable Tool for Hospital Quality Improvement 
  Chapter: Seminars in Colon & Rectal Surgery 
  Merkow RP, Hall BL, Chow WB, Ko CY2012
• Abernathy’s Surgical Secrets 
  Chapter: Posttraumatic Hemorrhagic Shock 
  Merkow RP, Moore EEEditors: Harken AH, Moore EE.Mosby Elsevier, Philadelphia, PAEdition 6th,2009
• Colorado ABSITE Review 
  Chapter: The Liver 
  Merkow RP, McCarter MDEdition 1st,
• Colorado ABSITE Review 
  Chapter: Melanoma and Soft Tissue Sarcoma 
  Merkow RP, McCarter MD
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Abstracts/Posters

• Characterization of Readmission after Major Vascular Procedures
  Ju MH, Merkow RP, Eskandari MK, Ko CY, Bilimoria KY, American College of Surgeons, 99th Annual Clinical Congress, Surgical Forum, 1/1/2013
• Can the Complexity of Hepatectomy Be Captured Better? Impact of Secondary CPT Codes on Outcomes and Hospital Quality Rankings
  Paruch JL, Merkow RP, Bilimoria KY, Cohen ME, Bentrem DJ, Posner MC, Ko CY, Weber SM, American College of Surgeons, 99th Annual Clinical Congress, Surgical Forum, 1/1/2013
• Current Utilization of Endoscopic Resection and Risk of Lymph Node Metastases for Early Gastric Cancer in the United States
  Sherman KL, Merkow RP, Keswani RN, Bilimoria KY, Bentrem DJ, Society of Surgical Oncology 66th Cancer Symposium, 1/1/2013
• Postoperative Complications Reduce Adjuvant Chemotherapy Use in Resectable Pancreatic Cancer
  Merkow RP, Tomlinson JT, Bilimoria KY, Paruch JL, Stewart A, Winchester DP, Ko CY, Bentrem DJ, Society of Surgical Oncology 66th Cancer Symposium, 1/1/2013
• Should Margin Status be Monitored as an Outcome Following Pancreatic Cancer Surgery?
  Merkow RP, Pawlik T, Bentrem DJ, Paruch JL, Stewart A, Winchester DP, Ko CY, Bilimoria KY, Society of Surgical Oncology 66th Cancer Symposium, 1/1/2013
• Do Hospitals Need Cancer-Specific Quality Comparisons? Assessment of Performance for Cancer vs. Non-Cancer Surgery
  Paruch JL, Merkow RP, Stewart A, Ju MH, Winchester DP, Ko CY, Bilimoria KY, Society of Surgical Oncology 66th Cancer Symposium, 1/1/2013
• Comparison of Hospital Surgical Quality Rankings for Elderly vs. Non-Elderly Patients
  Merkow RP, Chow WB, Ko CY, Bilimoria KY, Academic Surgical Congress, 1/1/2013
• Can Surgical Case Complexity Be Better Captured? Effect Of Secondary CPT Codes On Short-Term Outcome Models After Gastrointestinal Oncologic Operations
  Merkow RP, Bentrem DJ, Ko CY, Bilimoria KY, Academic Surgical Congress, Outcomes Plenary Session, 1/1/2013
• Invited Speaker: Shields Professor Research Seminar
  Merkow RP, Esophagectomy Short-Term Outcomes. Department of Surgery, Division of Thoracic Surgery, Northwestern University Feinberg School of Medicine, 5/16/2012
• Cost-Effectiveness of Treatment Strategies for Pancreatic Head Adenocarcinoma and Potential Opportunities for Improvement
  Abbott DE, Merkow RP, Cantor SB, Fleming JB, Varadhachary GR, Crane C, Bentrem DJ, Bilimoria KY, Society of Surgical Oncology 65th Cancer Symposium, 1/1/2012
• Validity of Readmission Data in the American College of Surgeons National Surgical Quality Improvement Program
  Sellers MM, Merkow RP, Halverson A, Hinami K, Kelz RR, Bentrem DJ, Bilimoria KY, American College of Surgeons, 98th Annual Clinical Congress, Surgical Forum, 1/1/2012
• Short-Term Outcomes after Esophagectomy at 164 ACS NSQIP Hospitals: Effect of Operative Approach and Hospital-Level Variation
  Merkow RP, Bilimoria KY, McCarter MD, Phillips JD, DeCamp MM, Sherman KL, Ko CY, Bentrem DJ, ACS NSQIP Annual Meeting, 1/1/2012
• Short-Term Outcomes after Esophagectomy at 164 ACS NSQIP Hospitals: Effect of Operative Approach and Hospital-Level Variation
  Merkow RP, Bilimoria KY, McCarter MD, Phillips JD, DeCamp MM, Sherman KL, Ko CY, Bentrem DJ, Academic Surgical Congress / Association for Academic Surgery, 1/1/2012
• Effect of Post-Operative Complications on Adjuvant Chemotherapy Use in Stage III Colon Cancer
  Merkow RP, Bentrem DJ, Hall BL, Cohen, ME, Bilimoria, KY, Gastrointestinal Cancers Symposium / American Society of Clinical Oncology, 1/1/2012
• First Report from the American College of Surgeons – Bariatric Surgery Center Network: Laparoscopic Sleeve Gastrectomy (LSG) Has Morbidity and Effectiveness Positioned...
  Hutter MM, Schirmer BD, Jones DB, Ko CY, Cohen ME, Merkow RP, Nguyen NT, American Surgical Association, 1/1/2011
• Does Histology Matter? Clinicopathologic and Treatment Patterns in Esophageal Cancer
  Merkow RP, Bilimoria KY, Stewart AK, Gordon HS, Ko CY, Bentrem DJ, Academic Surgical Congress / Association for Academic Surgery, 1/1/2011
• Do cancer centers need to assess quality and outcomes? Introducing a customized ACS-NSQIP for oncology (Onc-NSQIP)
  Bilimoria KY, Wang X, Merkow RP, Cohen ME, Hall BL, Pisters PW, Ko CY, Gastrointestinal Cancers Symposium / American Society of Clinical Oncology, 1/1/2011
• Venous Thromboembolism in Surgical Oncology: Extending the Case for Extended Prophylaxis
  Merkow RP, Bilimoria KY, McCarter MD, Bentrem DJ, American College of Surgeons, 96th Annual Clinical Congress, Surgical Forum, 1/1/2010
• Are You Calling Me a Poor Performer? Comparison of Outlier Identification Methods in Hospital Surgical Quality Improvement Programs
  Bilimoria KY, Merkow RP, Cohen ME, Bentrem DJ, Hall BL, Ko CY, Society of Surgery for the Alimentary Tract / Digestive Diseases Week, 1/1/2010
• The New Era: Endovascular Repair of Traumatic Aortic Injuries
  Merkow RP, University of Colorado Denver, Department of Surgery Grand Rounds, 1/1/2009
• Risk-Adjusted Short-Term Outcomes after Laparoscopic-Assisted Compared to Open Colectomy for Cancer at 121 Hospitals
  Bilimoria KY, Bentrem DJ, Stryker Steven J, Nelson H, Merkow RP, Ko CY, Soper NJ, Society of Surgery for the Alimentary Tract / Digestive Diseases Week, 1/1/2008
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