A41.53

Clinical Causes: Infection with the bacteria Serratia marcescens or other Serratia species Use of invasive medical devices like catheters or ventilators Compromised immune system due to illness, medication, or medical treatments Hospital-acquired infections, especially in intensive care units Poor sanitation or hygiene in healthcare settings

Key Symptoms: Fever or hypothermia Rapid heartbeat (tachycardia) Rapid breathing (tachypnea) Confusion or disorientation Low blood pressure (hypotension) Chills and shivering Weakness and fatigue Skin changes such as redness, swelling, or warmth at infection sites Decreased urine output Signs of organ dysfunction, such as difficulty breathing or jaundice

Diagnosis Path: Diagnosis of sepsis due to Serratia involves a combination of clinical evaluation and laboratory tests. Healthcare providers will assess symptoms and vital signs, then perform blood cultures to identify the specific bacteria responsible for the infection. Additional tests may include urine cultures, imaging tests such as X-rays or ultrasounds to locate the infection sources, and blood tests to evaluate organ function and detect systemic inflammation. Rapid identification and treatment are crucial for improving outcomes.

Treatment Protocols: Treatment typically involves prompt administration of antibiotics that are effective against Serratia bacteria. In addition to antibiotics, supportive care may include intravenous fluids to maintain blood pressure, medications to support blood pressure if needed, oxygen therapy, and other interventions to support organ function. In cases where infection sources are identified, surgical intervention may be necessary to remove infected tissues or devices. Hospitals follow strict infection control measures to prevent the spread of resistant bacteria and optimize patient safety.