NREMT Emergency Medical Technician (EMT) Cognitive ExamMedical EmergenciesMedium
A 72-year-old female presents with new-onset confusion, fever of 101.5°F (38.6°C), and general weakness. Her family states she has no history of dementia and was fine yesterday. What is the MOST important condition to consider in an elderly patient with these symptoms?
- AMyocardial Infarction (MI)
- BHypoglycemia
- CUrinary Tract Infection (UTI)
- DStroke
Show answer & explanationAnswer & explanation
Correct answer: C. Urinary Tract Infection (UTI)
In elderly patients, infections, particularly UTIs, can present atypically with new-onset confusion, fever, and generalized weakness rather than classic urinary symptoms. This is a common and important differential diagnosis.
Why the other options are wrong
- A. MI can cause weakness, but new-onset confusion and fever are not typical primary symptoms; chest pain or other cardiac symptoms would usually be present.
- B. Hypoglycemia would typically present with a more rapid onset of altered mental status and would not typically include fever as a primary symptom.
- D. While stroke can cause confusion and weakness, the presence of fever and generalized weakness makes UTI a more common and often overlooked cause in the elderly.
Atypical UTI in Elderly
In older adults, urinary tract infections (UTIs) often present with non-specific symptoms such as acute confusion, fatigue, and fever, rather than typical urinary complaints like dysuria or frequency.
- Confusion/altered mental status is a common presentation of UTI in the elderly.
- Fever and generalized weakness are also frequent accompanying symptoms.
- Lack of typical urinary symptoms makes diagnosis challenging without high suspicion.
Memory trick: Confusion = Check for Infection!