Christopher S. Ahmad
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View article: The preparticipation evaluation of the young athlete—an update to what the orthopedic surgeon needs to know
The preparticipation evaluation of the young athlete—an update to what the orthopedic surgeon needs to know Open
The preparticipation evaluation (PPE) continues to be a recommended and widely used tool in identifying athletes with health conditions or injury risks that may impact their athletic participation. In the last 10 years, updates to the PPE …
View article: The Impact of the Pitch Clock on UCL Surgery Rates and Performance in Major League Baseball Pitchers
The Impact of the Pitch Clock on UCL Surgery Rates and Performance in Major League Baseball Pitchers Open
Background: Major League Baseball (MLB) implemented a new Pitch Clock in 2023, sparking debate on whether it has affected injuries among pitchers. Hypothesis: Introduction of the Pitch Clock would have no impact on ulnar collateral ligamen…
View article: The Impact of Resilience on Injury Incidence, Recovery, and Performance in Athletes: A Systematic Review
The Impact of Resilience on Injury Incidence, Recovery, and Performance in Athletes: A Systematic Review Open
Background: Athletes regularly face physical and psychological adversities that test their resilience. Consequently, resilience may play a significant role in shaping athletes' performance and overall well-being. Therefore, resilience's in…
View article: Poster 50: Return to Performance Following UCL Surgery in Major League Baseball Pitchers
Poster 50: Return to Performance Following UCL Surgery in Major League Baseball Pitchers Open
Objectives: While return to play is important for Major League Baseball (MLB) pitchers and teams, return to performance following UCL surgery using modern advanced analytic and pitch-tracking metrics has not been well studied despite their…
View article: Youth Soccer Lower Extremity Injuries Presenting to US Emergency Departments Are Decreasing: A 10-Year Analysis of National Injury Data
Youth Soccer Lower Extremity Injuries Presenting to US Emergency Departments Are Decreasing: A 10-Year Analysis of National Injury Data Open
View article: Advanced Analytic and Pitch-Tracking Metrics Associated with UCL Surgery in Major League Baseball Pitchers: A Case-Control Study
Advanced Analytic and Pitch-Tracking Metrics Associated with UCL Surgery in Major League Baseball Pitchers: A Case-Control Study Open
Background: Ulnar collateral ligament (UCL) injury rates have been rising steadily, while the recent development of advanced analytics and pitch-tracking analysis now drives player development and evaluation throughout Major League Basebal…
View article: Bleeding disorders, longer operative time, and nongeneral anesthesia increase are associated with overnight admission after hip arthroscopy
Bleeding disorders, longer operative time, and nongeneral anesthesia increase are associated with overnight admission after hip arthroscopy Open
Overnight admission is a rare but major complication after hip arthroscopy (HA), and the paucity of data surrounding its causes limits patient education and quality of care. The purpose of this study was to identify risk factors for an una…
View article: Decreasing Incidence of Youth Wrestling Injuries: A 10-Year Analysis of National Injury Data
Decreasing Incidence of Youth Wrestling Injuries: A 10-Year Analysis of National Injury Data Open
Background: Wrestling is among the most common youth sports in the United States, with about 260,000 high school participants annually. There is a lack of literature investigating wrestling injury profiles and mechanisms of injuries. In th…
View article: An objective neurophysiological study of subconcussion in female and male high school student athletes
An objective neurophysiological study of subconcussion in female and male high school student athletes Open
View article: Twenty-Year Analysis of Surfing Head and Neck Injuries Presenting to United States Emergency Departments Showed a Decrease in Overall Injuries Despite Steady Concussion Rates
Twenty-Year Analysis of Surfing Head and Neck Injuries Presenting to United States Emergency Departments Showed a Decrease in Overall Injuries Despite Steady Concussion Rates Open
As the sport of surfing has increased in popularity, it is important to understand the range of surfing injuries seen in EDs. HN injuries, especially concussions, should be thoroughly investigated to better understand the risks of ocean su…
View article: The Prevalence of Shoulder and Elbow Pathology in Major League Baseball Prospects From the Dominican Republic
The Prevalence of Shoulder and Elbow Pathology in Major League Baseball Prospects From the Dominican Republic Open
Background: Rates of shoulder and elbow pathology are well documented among competitive baseball players in the United States; however, little is known about the prevalence of these pathologies in the Dominican Republic (DR). Purpose: To r…
View article: Patient Preferences for Graft Selection in Anterior Cruciate Ligament Reconstruction
Patient Preferences for Graft Selection in Anterior Cruciate Ligament Reconstruction Open
Background: Selecting an appropriate graft for anterior cruciate ligament (ACL) reconstruction requires consideration of a patient's preferences, goals, age, and physical demands alongside the risks and benefits of each graft choice. Purpo…
View article: Poster 399: The 10-Year Decreasing Trend of Youth Soccer Concussions Presenting to U.S. Emergency Departments
Poster 399: The 10-Year Decreasing Trend of Youth Soccer Concussions Presenting to U.S. Emergency Departments Open
Objectives: Soccer is one of the most popular youth sports with nearly 3 million annual participants in the United States alone. Importantly, concussion incidence and awareness in youth soccer has prompted implementation of various protect…
View article: Poster 165: Advanced Analytic and Biomechanical Risk Factors for UCL Injury in Major League Baseball Pitchers
Poster 165: Advanced Analytic and Biomechanical Risk Factors for UCL Injury in Major League Baseball Pitchers Open
Objectives: The recent development of advanced analytics and biomechanical analysis has been widely embraced throughout Major League Baseball (MLB), driving player development and personnel decisions. At the same time, the rate of ulnar co…
View article: Psychological Impact and Posttraumatic Stress Disorder Symptomatology After Ulnar Collateral Ligament Injuries in Baseball Players
Psychological Impact and Posttraumatic Stress Disorder Symptomatology After Ulnar Collateral Ligament Injuries in Baseball Players Open
Background: Significant psychological impact and prevalence of posttraumatic stress disorder (PTSD) have been well documented in patients sustaining anterior cruciate ligament injury. Purpose: To examine PTSD symptomatology in baseball pla…
View article: “From Neer to now – 80 years of shoulder arthroplasty”
“From Neer to now – 80 years of shoulder arthroplasty” Open
View article: An objective neurophysiological study of subconcussion in female and male high school student athletes
An objective neurophysiological study of subconcussion in female and male high school student athletes Open
Emerging evidence from neurophysiological brain vital sign studies show repeatable sensitivity to cumulative subconcussive impairments over a season of contact sports. The current study addressed the need for a large prospective study comp…
View article: A systematic review of the outcomes of partial ulnar collateral ligament tears of the elbow in athletes treated non-operatively with platelet-rich plasma injection
A systematic review of the outcomes of partial ulnar collateral ligament tears of the elbow in athletes treated non-operatively with platelet-rich plasma injection Open
Background This study aimed to analyze the effects of platelet-rich plasma (PRP) for partial ulnar collateral ligament (UCL) tears in athletes and predicted positive outcomes. Methods The researchers systematically reviewed the PubMed, Coc…
View article: Impacts of the Early COVID-19 Pandemic on Depressive Symptoms and Mental Health Among Student-Athletes
Impacts of the Early COVID-19 Pandemic on Depressive Symptoms and Mental Health Among Student-Athletes Open
Social distancing protocols due to the COVID-19 pandemic have limited athlete's ability to participate in sports at the training and competition level. Higher rates of depressive symptoms in high school and college athletes have resulted a…
View article: What are our patients asking Google about acromioclavicular joint injuries?—frequently asked online questions and the quality of online resources
What are our patients asking Google about acromioclavicular joint injuries?—frequently asked online questions and the quality of online resources Open
Online patient AC joint injury questions pertain to surgical indications, timeline of recovery, and diagnosis/evaluation. Government websites and PubMed articles provide the highest-quality sources of reliable, up-to-date information but c…
View article: The Quality of YouTube Content on Ulnar Collateral Ligament Injuries Is Low: A Systematic Review of Video Content
The Quality of YouTube Content on Ulnar Collateral Ligament Injuries Is Low: A Systematic Review of Video Content Open
View article: Factors Important to Patient Decision-Making After Ulnar Collateral Ligament Injury in Competitive High School and Collegiate Baseball Players
Factors Important to Patient Decision-Making After Ulnar Collateral Ligament Injury in Competitive High School and Collegiate Baseball Players Open
Background: Patients are faced with several treatment decisions after an ulnar collateral ligament (UCL) injury: nonoperative versus operative treatment, repair versus reconstruction, and immediate versus delayed surgery. Purpose/Hypothesi…
View article: Paper 21: Functional Outcomes of Primary Ulnar Collateral Ligament Repair with Internal Bracing in Athletes
Paper 21: Functional Outcomes of Primary Ulnar Collateral Ligament Repair with Internal Bracing in Athletes Open
Objectives: The ulnar collateral ligament (UCL) is the primary restraint to valgus stress in the elbow. Injury to this ligament can occur in the setting of acute trauma as well as chronic overuse as seen in baseball players and other overh…
View article: Posteromedial Osteophyte Resection in Baseball Players Undergoing Ulnar Collateral Ligament Reconstruction Has no Effect on Return to Play but Decreases Patient-Reported Satisfaction and Throwing Control
Posteromedial Osteophyte Resection in Baseball Players Undergoing Ulnar Collateral Ligament Reconstruction Has no Effect on Return to Play but Decreases Patient-Reported Satisfaction and Throwing Control Open
View article: Clinical Outcomes After ACL Reconstruction in Soccer (Football, Futbol) Players: A Systematic Review and Meta-Analysis
Clinical Outcomes After ACL Reconstruction in Soccer (Football, Futbol) Players: A Systematic Review and Meta-Analysis Open
Context: The risk factors for anterior cruciate ligament (ACL) tear for athletes participating in pivoting sports includes young age and female sex. A previous meta-analysis has reported a reinjury rate of 15% after ACL reconstruction (ACL…
View article: Systematic Assessment of the Quality and Comprehensibility of YouTube Content on Ulnar Collateral Ligament Injury and Management
Systematic Assessment of the Quality and Comprehensibility of YouTube Content on Ulnar Collateral Ligament Injury and Management Open
Background: Ulnar collateral ligament (UCL) reconstruction has received a unique level of attention in the press and social media. There has also been an increasing use of the internet by patients to seek medical information. Concern exist…
View article: Rotator Cuff Repair With Acromioplasty Is Associated With an Increased Rate of Revision and Subsequent Procedures
Rotator Cuff Repair With Acromioplasty Is Associated With an Increased Rate of Revision and Subsequent Procedures Open
View article: Psychological Factors Associated With Return to Play After Ulnar Collateral Ligament Reconstruction: A Systematic Review
Psychological Factors Associated With Return to Play After Ulnar Collateral Ligament Reconstruction: A Systematic Review Open
Background: The role of psychological factors in return to play (RTP) after ulnar collateral ligament (UCL) reconstruction remains unclear. Purpose: To perform a systematic review of the literature to (1) identify the specific psychologica…
View article: Operative Time Less Than 1.5 Hours, Male Sex, Dependent Functional Status, Presence of Dyspnea, and Reoperations Within 30 days Are Independent Risk Factors for Readmission After ACLR
Operative Time Less Than 1.5 Hours, Male Sex, Dependent Functional Status, Presence of Dyspnea, and Reoperations Within 30 days Are Independent Risk Factors for Readmission After ACLR Open
View article: The Role of Advanced Academic Degrees in Orthopaedic Sports Medicine Faculty
The Role of Advanced Academic Degrees in Orthopaedic Sports Medicine Faculty Open
Background: Limited knowledge exists on the role of advanced academic degrees within faculty positions in orthopaedic sports medicine. Purpose: To 1) provide an assessment of the baseline demographics of advanced degrees among orthopaedic …