As erythrocytes lack intracellular organelles, their metabolism is restricted to well-known cytosolic biochemistry: glycolysis, the pentose phosphate pathway (PPP), redox metabolism, oxygen metabolism, purine/nucleoside metabolism, and membrane transport
According to the ICD-10-CM guidelines, do not assign Z79.4 in these situations: All of these qualify for Z79.4 when used long-term: There is NO separate code for glargine ICD-10 or Lantus ICD-10everything routes to Z79.4
They are vitamin B12, choline, methione, and inositol
In addition to extracellular catabolism, intracellular GSH degradation is mediated by the ChaC GSH specific gamma-glutamylcyclotransferase family (CHAC1 and CHAC2), which cleaves GSH into 5-oxoproline and Cys-Gly 28,29