Charcot-Leyden crystal formation is closely associated with eosinophil extracellular trap cell death.
Ueki S, Tokunaga T, Melo RCN, Saito H, Honda K, Fukuchi M, Konno Y, Takeda M, Yamamoto Y, Hirokawa M, Fujieda S, Spencer LA, Weller PF. Charcot-Leyden crystal formation is closely associated with eosinophil extracellular trap cell death. Blood. 2018 11 15; 132(20):2183-2187.