Chronic Cystitis is related to radiation cystitis and papilloma. An important gene associated with Chronic Cystitis is NGF (Nerve Growth Factor), and among its related pathways/superpathways are Sudden infant death syndrome (SIDS) susceptibility pathways and Etoposide Pathway, Pharmacokinetics/Pharmacodynamics. The drugs Hyaluronic acid and abobotulinumtoxinA have been mentioned in the context of this disorder. Affiliated tissues include bone marrow and spinal cord, and related phenotypes are renal/urinary system and homeostasis/metabolism