Thiamin and folic acid deficiency accompanied by resistant electrolyte imbalance in the re-feeding syndrome in an elderly patient.

Introduction: Re-feeding Syndrome (RS) is a deadly complication, which can be encountered during "refeeding" of malnourished patients. In these patients, thiamin deficiency may develop and "risk awareness" is the most significant factor in the management of these patients. In this case report, the treatment is presented of an elderly patient who was diagnosed with RS and followed-up in the intensive care unit (ICU) due to resistant fluidelectrolyte imbalance.