Urinary cysteinyl leukotriene E4 significantly increases during pain in children and adults with sickle cell disease.
Field JJ, Strunk RC, Knight-Perry JE, Blinder MA, Townsend RR, DeBaun MR. Urinary cysteinyl leukotriene E4 significantly increases during pain in children and adults with sickle cell disease. Am J Hematol. 2009 Apr; 84(4):231-3.