Although several mechanisms have been proposed in the pathophysiology of ET (Pan and Kuo 2022), the leucine‐rich repeat and immunoglobulin‐like domain containing 1 (Lingo‐1) gene has gained significant attention as a risk factor for ET (Z. Zhou, Sathiyamoorthy, and Tan 2012). Here, LINGO1 is linked to essential thrombocythemia.