Pyruvate Kinase Deficiency of Red Cells, also known as pyruvate kinase deficiency, is related to bilirubin metabolic disorder and neonatal jaundice, and has symptoms including icterus An important gene associated with Pyruvate Kinase Deficiency of Red Cells is PKLR (Pyruvate Kinase L/R), and among its related pathways/superpathways are Glycosaminoglycan metabolism and Collagen chain trimerization. The drugs Mitapivat and Benzocaine have been mentioned in the context of this disorder. Affiliated tissues include spleen and skin, and related phenotypes are splenomegaly and anemia