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Difficulty: HardDisposition and Care Setting Transitions

A 48-year-old woman presents to the emergency department reporting a temperature of 38.4°C (101.1°F) measured at home. She is currently undergoing adjuvant chemotherapy with docetaxel and cyclophosphamide for stage II breast cancer; her last cycle was 10 days ago. She reports mild fatigue but denies chills, cough, dyspnea, abdominal pain, or dysuria. She lives with her husband 15 minutes away from the hospital and has been independently performing all daily activities.

Vital signs on arrival show a blood pressure of 122/78 mmHg, pulse of 88/min, respiratory rate of 14/min, and oxygen saturation of 99% on room air. Physical examination reveals a well-appearing, well-hydrated woman with no focal source of infection. An implanted venous port site shows no erythema or tenderness.

Laboratory studies reveal:
Hemoglobin: 10.5 g/dL
Leukocytes: 800/mm³
Absolute neutrophil count (ANC): 300/mm³
Platelets: 120,000/mm³
Comprehensive metabolic panel: within normal limits

Blood and urine cultures are obtained, and she is promptly given a dose of intravenous cefepime. After 4 hours of observation in the emergency department, she remains afebrile and hemodynamically stable, and she tolerates oral fluids without difficulty. Based on this patient's clinical risk profile and treatment response, which of the following is the most appropriate disposition?

  1. Discharge home with a prescription for oral ciprofloxacin and amoxicillin-clavulanate.Answer
  2. B
    Admit to the general medical ward for continued intravenous cefepime therapy.
  3. C
    Admit to the intensive care unit for close hemodynamic monitoring and intravenous antibiotics.
  4. D
    Admit to a skilled nursing facility for administration of outpatient parenteral antimicrobial therapy.
  5. E
    Discharge home with instructions to return immediately if the fever recurs, without prescribing empiric antibiotics.

Answer

Discharge home with a prescription for oral ciprofloxacin and amoxicillin-clavulanate.
The correct disposition for this patient is discharge home with a prescription for oral ciprofloxacin and amoxicillin-clavulanate. This patient has febrile neutropenia, which requires immediate empiric antibiotics. However, she meets the criteria for a low-risk presentation based on objective scoring systems such as the MASCC risk index (score ≥ 21). She is hemodynamically stable, lacks significant comorbidities (like COPD or hypotension), has a solid tumor rather than a hematologic malignancy, is younger than 60, and is experiencing only mild symptoms. Furthermore, she tolerates oral intake, is functionally independent, and has a reliable caregiver living in close proximity to the hospital. Clinical guidelines recommend that such low-risk patients receive an initial prompt dose of intravenous antibiotics in the emergency department, followed by discharge home with broad-spectrum oral antibiotics (usually a fluoroquinolone combined with amoxicillin-clavulanate) and close outpatient follow-up.

Step-by-Step Solution

1
Identify the primary clinical problem and emergency.
The patient has chemotherapy-induced febrile neutropenia (fever >38.3°C and ANC <500/mm³).
Recognizing the syndrome is required to initiate the appropriate evidence-based clinical pathway.
2
Risk-stratify the patient using an objective severity score.
Calculate the Multinational Association for Supportive Care in Cancer (MASCC) risk index or use Clinical Index of Stable Febrile Neutropenia (CISNE) criteria.
Risk stratification determines whether the patient requires inpatient intravenous therapy or can be managed as an outpatient.
3
Evaluate the objective criteria and functional capacity.
The patient is young (<60), hemodynamically stable, has a solid tumor, no major medical comorbidities, mild symptoms, tolerates oral intake, and has excellent social support (lives with husband near the hospital). She scores >=21 on the MASCC index, placing her in the low-risk category.
Only low-risk patients with intact functional capacity and social support are candidates for outpatient disposition.
4
Determine the optimal disposition setting.
The patient is safely discharged home on empiric oral antibiotics (typically a fluoroquinolone plus amoxicillin-clavulanate) after initial assessment and IV antibiotic dosing in the ED.
This avoids unnecessary hospitalization and minimizes the risk of nosocomial infections while providing definitive care.

Key Concept

Low-risk febrile neutropenia patients (e.g., MASCC score >=21, hemodynamically stable, no organ dysfunction, tolerating oral intake, reliable social support) should be discharged home on empiric oral broad-spectrum antibiotics rather than being admitted for inpatient intravenous therapy.
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Topics

Disposition and Care Setting Transitions

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