The article presents a case study of a 79-year-old lethargic and febrile long-term care (LTC) ambulatory patient with advanced dementia and impoverished oral intake. It mentions that her serum has a great level of sodium along with high blood urine nitrogen (BUN) and creatinine leading to a diagnosis of dehydration which is secondary to acute infection. The article also discusses hypodermoclysis in older people.