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This article was updated on June 30, 2015, because of a previous error. The name of one of the authors, which had previously read “Gregory D. Meyer, PhD,” has been corrected to read “Gregory D. Myer, PhD.” An erratum has been published: J Bone Joint Surg Am. 2015 Aug 5;97(15):e57. The AAOS Evidence-Based Guideline on Management of Anterior Cruciate Ligament Injuries includes both diagnosis and treatment. This clinical practice guideline has been endorsed by the National Academy of Sports Medicine (NASM), the American Orthopaedic Society for Sports Medicine (AOSSM), the National Athletic Trainers’ Association (NATA), and the American Academy of Physical Medicine and Rehabilitation (AAPM&R). This brief summary of the AAOS Clinical Practice Guideline contains a list of the recommendations and the rating of strength based on the quality of the supporting evidence. Discussion of how each recommendation was developed and the complete evidence report are contained in the full guideline at www.aaos.org/guidelines. ### ACL HISTORY AND PHYSICAL Strong evidence supports that the practitioner should obtain a relevant history and perform a musculoskeletal exam of the lower extremities, because these are effective diagnostic tools for ACL injury. Strength of Recommendation: Strong ★★★★ ### ACL RADIOGRAPHS In the absence of reliable evidence, it is the opinion of …

The AAOS Evidence-Based Guideline on Management of Carpal Tunnel Syndrome (CTS) includes both diagnosis and treatment. This clinical practice guideline has been endorsed by the American Society for Surgery of the Hand (ASSH), the American College of Radiology (ACR), the American College of Surgeons (ACS), and the American Society of Plastic Surgeons (ASPS). This brief summary of the AAOS Clinical Practice Guideline contains a list of the recommendations and the rating of strength based on the quality of the supporting evidence. Discussion of how each recommendation was developed and the complete evidence report are contained in the full guideline at www.aaos.org/guidelines. ### OBSERVATION Strong evidence supports that thenar atrophy is strongly associated with ruling in CTS but poorly associated with ruling out CTS. Strength of Recommendation: Strong ★★★★ ### PHYSICAL SIGNS Strong evidence supports not using the Phalen test, Tinel sign, or upper limb neurodynamic/nerve test (ULNT) criterion A/B as independent physical examination maneuvers to diagnose CTS, because alone, each has a poor or weak association with ruling in or ruling out CTS. Strength of Recommendation: Strong ★★★★ ### MANEUVERS Moderate evidence supports not using the following as independent physical examination maneuvers to diagnose CTS, because alone, each has a poor or weak association with ruling in or ruling out CTS

This article was updated on May 4, 2016, because of a previous error. On page 689, under the “DELAY TKA” heading, the text had previously read “Moderate evidence supports that a 5-month delay to total knee arthroplasty (TKA) does not worsen outcomes.” The text now reads “Moderate evidence supports that an 8-month delay to total knee arthroplasty (TKA) does not worsen outcomes.” An erratum has been published: J Bone Joint Surg Am. 2016 June 15;98(12):e53. The AAOS Evidence-Based Guideline on Surgical Management of Osteoarthritis of the Knee includes both diagnosis and treatment. This clinical practice guideline has been endorsed by the Arthroscopy Association of North America (AANA) and the Society of Military Orthopaedic Surgeons (SOMOS). This brief summary of the AAOS Clinical Practice Guideline contains a list of the recommendations and the rating of strength based on the quality of the supporting evidence. Discussion of how each recommendation was developed and the complete evidence report are contained in the full guideline at http://www.aaos.org/Quality/Clinical\_Practice\_Guidelines/Clinical\_Practice\_Guidelines/. ### BMI AS A RISK FACTOR Strong evidence supports that obese patients have less improvement in outcomes with total knee arthroplasty (TKA). Strength of Recommendation: Strong ★★★★ ### DIABETES AS A RISK FACTOR Moderate evidence supports that patients with diabetes are at higher risk for complications with total knee arthroplasty (TKA). Strength of Recommendation: Moderate ★★★☆ ### CHRONIC PAIN AS A RISK FACTOR Moderate evidence supports that patients with select chronic pain conditions have less improvement in patient reported outcomes with TKA. Strength of Recommendation: Moderate ★★★☆ ### DEPRESSION/ANXIETY AS A RISK FACTOR Limited evidence supports that patients with depression and/or anxiety symptoms have less improvement in patient reported outcomes with total knee arthroplasty (TKA). Strength of Recommendation: Limited ★★☆☆ ### CIRRHOSIS/HEPATITIS C AS A RISK FACTOR Limited evidence supports that patients with cirrhosis …

The AAOS Evidence-Based Guideline on Detection and Nonoperative Management of Pediatric Developmental Dysplasia of the Hip in Infants up to Six Months of Age includes both diagnosis and nonoperative management. This clinical practice guideline has been endorsed by the American Academy of Pediatrics (AAP), the Pediatric Orthopaedic Society of North America (POSNA), the Society for Pediatric Radiology (SPR), and the Society of Diagnostic Medical Sonography (SDMS). This brief summary of the AAOS Clinical Practice Guideline contains a list of the recommendations and the rating of strength based on the quality of the supporting evidence. Discussion of how each recommendation was …

The AAOS Evidence-Based Guideline on Management of Hip Fractures in the Elderly includes both diagnosis and treatment. This clinical practice guideline has been endorsed by the Orthopaedic Trauma Association (OTA), the American Academy of Physical Medicine and Rehabilitation (AAPM&R), the American Society for Bone and Mineral Research (ASBMR), the United States Bone and Joint Initiative, the Hip Society, the American Association of Clinical Endocrinologists, the Orthopaedic Rehabilitation Association (ORA), and the American Geriatrics Society (AGS). This brief summary of the AAOS Clinical Practice Guideline contains a list of the recommendations and the rating of strength based on the quality of the supporting evidence. Discussion of how each recommendation was developed and the complete evidence report are contained in the full guideline at www.aaos.org/guidelines. ### ADVANCED IMAGING Moderate evidence supports MRI as the advanced imaging of choice for diagnosis of presumed hip fracture not apparent on initial radiographs. Strength of Recommendation: Moderate ★★★☆ ### PERIOPERATIVE REGIONAL ANALGESIA Strong evidence supports regional analgesia to improve preoperative pain control in patients with hip fracture. …

The AAOS Evidence-Based Guideline on Treatment of Osteoarthritis of the Knee, 2nd Edition, includes only less-invasive alternatives to knee replacement. This brief summary of the AAOS Clinical Practice Guideline contains a list of the recommendations and the rating of strength based on the quality of the supporting evidence. Discussion of how each recommendation was developed and the complete evidence report are contained in the full guideline at www.aaos.org/guidelines. ### Conservative Treatments: Recommendations 1-6 #### RECOMMENDATION 1 We recommend that patients with symptomatic osteoarthritis of the knee participate in self-management programs, strengthening, low-impact aerobic exercises, and neuromuscular education; and engage in physical activity consistent with national guidelines. Strength of Recommendation: Strong #### RECOMMENDATION 2 We suggest weight loss for patients with symptomatic osteoarthritis of the knee and a BMI ≥25. Strength of Recommendation: Moderate #### RECOMMENDATION 3A We cannot recommend using acupuncture in patients with symptomatic osteoarthritis of …