Markelle Fultz's mystery ailment turns out to be Thoracic Outlet Syndrome, just like Matt Harvey

“Markelle Fultz has recently completed a thorough series of consultations with specialists across several disciplines. Thoracic outlet syndrome, which involves compression or irritation in the thoracic outlet (area between lower neck and upper chest), was identified. Physical therapy was recommended for Fultz before returning to play,” the statement read.

Sports – New York Daily News