Kim, J H Long-term follow-up of intradermal injection of methylene blue for intractable, idiopathic pruritus ani. [electronic resource] - Techniques in coloproctology Feb 2019 - 143-149 p. digital Publication Type: Evaluation Study; Journal Article ISSN: 1128-045X Standard No.: 10.1007/s10151-019-01934-x doi Subjects--Topical Terms: AdultDrug Therapy, CombinationEnzyme Inhibitors--administration & dosageFemaleFollow-Up StudiesHumansInjections, IntradermalLidocaine--administration & dosageMaleMethylene Blue--administration & dosageMiddle AgedPruritus Ani--drug therapyRecurrenceRetrospective StudiesTime FactorsTreatment Outcome