Since the publication of the SAGES guidelines for venous thromboembolism (VTE) prophylaxis during laparoscopic surgery in 2007 (1), the American College of Chest Physicians (ACCP) has published their comprehensive guidelines that address VTE prophylaxis for non-orthopedic surgery patients (2).

Funding/Support: The Antithrombotic Therapy and Prevention of Thrombosis, 9th ed: American College of Chest Physicians Evidence-Based Clinical Practice Guidelines received support from the National Heart, Lung, and Blood Institute [R13 HL104758] and Bayer Schering Pharma AG. Support in the form of educational Prevention of VTE in Nonorthopedic Surgical Patients: Antithrombotic Therapy and Prevention of Thrombosis, 9th ed: American College of Chest Physicians Evidence-Based Clinical Practice Guidelines Author links open overlay panel Michael K. Gould MD, FCCP a David A. Garcia MD b Sherry M. Wren MD c Paul J. Karanicolas MD, PhD d Juan I. Arcelus MD The following recommendations are based on the American College of Chest Physicians Evidence-Based Clinical Practice Guidelines (9 th Ed) for venous thromboembolism, thrombophilia, antithrombotic Venous thromboembolism prophylaxis and treatment in patients with cancer: American Society of Clinical Oncology clinical practice guideline update 9th ed. American College of Chest Physicians evidence-based clinical practice guidelines. Help us improve BMJ Best Practice Context: Guidelines on the use of prophylaxis in venous thromboembolism (VTE) are poorly implemented in clinical practice. Objective: To evaluate the extent to which the American College of Chest Physicians (ACCP) 2001 guidelines on VTE prophylaxis are adhered to in clinical practice by determining whether patients admitted to a medical center with an objective diagnosis of VTE had received Antithrombotic Therapy and Prevention of Thrombosis, 9th ed: American College of Chest Physicians Evidence-Based Clinical Practice Guidelines We describe several alternat