PatellofemoralPainSyndromePFPS near Astoria, NY

Biography: Dr. Edward Yang, MD is an Orthopedic Surgery Specialist who practices in Long Island City, NY. He is 67 years old and has been practicing for 43 years. Dr. Edward Yang, MD is affiliated with Mount Sinai Queens and Mount Sinai Hospital.

Biography: Dr. Darwin Chen is an Associate Professor of Orthopaedic Surgery at Mount Sinai Hospital, in the Leni and Peter W. May Department of Orthopaedics. He specializes in joint replacement surgery of the hip and knee as well as hip preservation. Dr. Chen received his undergraduate degree with honors from Stanford University. He earned his medical degree from Columbia University College of Physicians and Surgeons. He completed his orthopaedic surgery residency at Mount Sinai Hospital in New York City. At Mount Sinai, he was selected as the administrative chief resident during his final year of residency, an honor bestowed by his mentors and peers. In addition, he received the prestigious Dr. Robert Sieffert Award three times during residency for his outstanding academic achievements and clinical excellence. Dr. Chen completed a fellowship in adult reconstruction/joint replacement at Rush University Medical Center, widely regarded as one of the top adult reconstruction fellowships in the country. At Rush, he trained with the pioneers and leaders of the field, including Drs. Wayne Paprosky, Aaron Rosenberg, Joshua Jacobs, Richard Berger, Craig Della Valle, and Scott Sporer. During his fellowship, Dr. Chen gained extensive experience in minimally invasive surgery as well as complex and revision arthroplasty. Following Rush, Dr. Chen completed further subspecialty training in hip preservation surgery as a part of a unique traveling hip fellowship at top centers in the US and Europe. He trained at Saint John's Health Center in Los Angeles with Dr. Joel Matta, Washington University in Saint Louis with Dr. John Clohisy, Schulthess Klinik in Zurich, Switzerland with Dr. Michael Leunig, and Inselspital in Bern, Switzerland. Dr. Darwin Chen specializes in hip and knee replacement, minimally invasive surgery, as well as complex and revision arthroplasty. He performs partial knee replacement, as well as direct anterior hip replacement using the innovative hana® orthopaedic table. In addition, he has a special interest in hip preservation surgery, performing periacetabular osteotomy (PAO) and surgical hip dislocation. Academically, Dr. Chen is part of the core teaching faculty at Mount Sinai, and regularly lectures and teaches at the orthopaedic residency program. He has been a guest speaker at multiple national meetings and has written numerous peer reviewed journal articles and book chapters. His clinical research interests include the influence of surgical approach (direct anterior vs. mini-posterior) on the outcomes of total hip arthroplasty.

Biography: Dr. Charles A. Popkin specializes in pediatric, adolescent, and collegiate sports medicine, with an emphasis on the operative and non-operative treatment of complex knee disorders. His specific clinical interests involve primary and revision ACL reconstruction, patellar instability, cartilage injuries and disorders, meniscal tears, and recalcitrant patellar tendinopathy. With dual fellowships in Pediatric Orthopedics and Sports Medicine, Dr. Popkin has dedicated his career to the comprehensive treatment and prevention of injury in developing athletes. He has a particular interest in the management of ice hockey injuries, serving as a team physician for USA Hockey, and on the USA Hockey National Safety and Protective Equipment Committee. Dr. Popkin is also the head team physician for: Fordham University, Mercy College, and the Hackley School in Tarrytown. In addition to his academic practice, Dr. Popkin conducts research on ACL injury prevention, ACL reconstruction techniques in the pediatric athlete, overuse injuries in youth sports, refractory patellar tendonitis, and shoulder instability in ice hockey. He pens a monthly "Ask Dr. Hockey" column for USA Hockey Magazine. Dr. Popkin lives in Westchester and enjoys spending time with his wife and two sons.

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