A fever package, also known as a fever workup or sepsis workup, is a group of tests and exams used to diagnose and manage fever in patients. The package typically includes a combination of laboratory tests, imaging studies, and physical examinations to identify the underlying cause of the fever. The components of a fever package may vary depending on the patient's symptoms, medical history, and physical examination findings. A complete blood count (CBC) with differential is often included to evaluate for signs of infection, inflammation, or blood disorders. Blood cultures are also commonly performed to identify bacteria or other microorganisms causing the fever. Additionally, urinalysis may be done to check for urinary tract infections or other kidney problems. Imaging studies, such as chest X-rays, computed tomography (CT) scans, or magnetic resonance imaging (MRI) scans, may be ordered to evaluate for pneumonia, abscesses, tumors, or other conditions that may be causing the fever. Electrolyte panels and liver function tests may also be performed to assess for electrolyte imbalances or liver damage that may be contributing to the fever. The results of the fever package are used to identify the underlying cause of the fever, guide antibiotic therapy or other treatments, monitor the patient's response to treatment, and adjust the treatment plan as needed. A fever package is an essential tool in diagnosing and managing fever in patients, especially in cases where the cause of the fever is unclear or the patient is critically ill. By using a comprehensive approach to evaluate the patient, healthcare providers can provide timely and effective treatment to improve patient outcomes.