FEATURE WHAT IS CARPAL TUNNEL SYNDROME? Symptoms, Treatment, and More BY LAWRENCE E. WEISS, MD Hand & Upper Extremity Surgeon OAA Orthopaedic Specialists 6 Lehigh County Health & Medicine | SUMMER 2018 C arpal tunnel syndrome has become more well-known in recent decades. The condition only affects 2-6 percent of the U.S. working adult population, so it's presence is not necessarily synonymous with being employed. Most commonly, this condition arises developmentally and without explanation.