A nurse is caring for a 65-year-old client with stage IIIB non-small cell lung cancer who is receiving chemotherapy. Which nursing intervention should be the priority when the client develops neutropenia with an absolute neutrophil count (ANC) of 800/mm³?

Neutropenia with ANC

Clinical Context and Priority Setting

This client presents with a classic oncologic emergency: chemotherapy-induced neutropenia complicated by fever. The absolute neutrophil count (ANC) of 800/mm³ confirms moderate-to-severe neutropenia, as neutropenia is defined by counts below 1,500 cells/μL ^[1]. Even a low-grade temperature of 100.2°F (37.9°C) in this context constitutes febrile neutropenia, a condition carrying significant risk for rapid decompensation and life-threatening infection ^[2].

Using the nursing process and Maslow’s hierarchy, physiologic safety takes precedence. While hydration, antiemetics, and emotional support are all valid nursing concerns, none addresses the immediate, potentially fatal threat of sepsis in a host with severely compromised immune defenses. The priority is therefore to break the chain of infection through strict protective measures.

Why Neutropenic Precautions Are the Priority

Neutrophils are the body’s first line of defense against bacterial and fungal pathogens. With an ANC of 800/mm³, the client lacks sufficient circulating phagocytes to mount an effective inflammatory response. This means typical signs of infection—such as purulent drainage, pronounced erythema, or significant induration—may be absent or blunted. Fever may be the only initial indicator of a bloodstream infection that can progress to septic shock within hours.

Evidence-based clinical management for neutropenic patients emphasizes strict infection control as a foundational strategy ^[1]. Implementing neutropenic precautions involves a bundle of interventions: meticulous hand hygiene by all caregivers and visitors, restricting exposure to fresh flowers and standing water that harbor bacteria and fungi, avoiding rectal procedures or suppositories that could breach the mucosal barrier, ensuring the client’s environment is free of dust and potential pathogens, and screening visitors for illness. These measures directly reduce the likelihood of introducing an exogenous pathogen to a vulnerable host.

The presence of fever triggers an additional layer of urgency. Patients with febrile neutropenia are a heterogeneous group, but even those initially appearing stable can deteriorate rapidly ^[2]. Risk stratification tools like the Multinational Association for Supportive Care in Cancer (MASCC) score help determine the setting of care, but the immediate nursing action at the bedside remains the same: protect the patient from further microbial exposure while preparing for urgent diagnostic workup (blood cultures, lactate) and prompt administration of empiric broad-spectrum antibiotics. Delaying infection prevention to focus on comfort measures like antiemetics or counseling would violate the principle of prioritizing interventions based on threat to survival.

Analysis of Other Options

Encouraging fluid intake (Option 1) is important for managing fever and maintaining hemodynamic stability but is a supportive measure, not the primary protective intervention. Administering antiemetics (Option 3) addresses chemotherapy side effects but does not mitigate the acute risk of sepsis. Providing emotional support (Option 4) is a critical component of holistic care and can reduce distress by 38-45% ^[1], yet psychosocial interventions are secondary when a physiologic crisis is unfolding. Standardized management pathways for chemotherapy-induced neutropenia consistently prioritize infection prevention and rapid response to fever over other aspects of care . Patient education on infection prevention, which is a core element of neutropenic precautions, is so vital that it is often reinforced through structured tools like online instructional videos to improve adherence and outcomes .