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Difficulty: MediumInitial Stabilization and Triage

A 54-year-old male is evaluated in the emergency department for a severe episode of coughing accompanied by the expectoration of a large volume of bright red blood. According to his wife, he has coughed up at least 600 mL of blood over the past hour. His past medical history is notable for cavitary pulmonary tuberculosis that was successfully treated five years ago, as well as chronic obstructive pulmonary disease. While being triaged, the patient continues to experience massive hemoptysis and begins to exhibit prominent accessory muscle use, diaphoresis, and paradoxical abdominal breathing. Vital signs show a temperature of 37.1°C (98.8°F), blood pressure of 88/54 mmHg, pulse of 128/min, and respiratory rate of 34/min. Pulse oximetry indicates an oxygen saturation of 82% on room air. Auscultation reveals prominent gurgling sounds predominantly over the right hemithorax. Which of the following is the most appropriate immediate next step in the management of this patient?

  1. Endotracheal intubationAnswer
  2. B
    Computed tomography angiography of the chest
  3. C
    Diagnostic flexible bronchoscopy
  4. D
    Emergent consultation with interventional radiology
  5. E
    Urgent transport to the intensive care unit

Answer

Endotracheal intubation
The most appropriate immediate next step is endotracheal intubation. This patient is presenting with massive hemoptysis (defined as expectoration of >600 mL of blood in a 24-hour period, or a rate of >100 mL/hour) complicated by impending respiratory failure (hypoxia, tachypnea, accessory muscle use) and hemodynamic instability. In any patient with massive hemoptysis, the primary cause of death is asphyxiation due to blood flooding the airways, not exsanguination. Therefore, the absolute first priority in management is securing the airway via endotracheal intubation. A large-bore endotracheal tube (e.g., size 8.0 mm or larger) is typically preferred to facilitate subsequent therapeutic bronchoscopy. Once the airway is secure, the patient should also be positioned with the bleeding lung down (in this case, the right lung, given the right-sided gurgling and history of right-sided cavitary TB) to prevent blood from spilling into the non-bleeding lung. Only after these stabilization steps are completed can definitive diagnostic and therapeutic interventions be safely pursued.

Step-by-Step Solution

1
Assess the patient's clinical stability and identify the primary threat to life.
The patient is in impending respiratory failure and shock secondary to massive hemoptysis.
Initial triage requires distinguishing between stable patients who can safely undergo diagnostic testing and unstable patients requiring immediate resuscitation.
2
Determine the highest priority intervention based on ABCs (Airway, Breathing, Circulation).
Airway protection is identified as the paramount concern.
In massive hemoptysis, the primary cause of death is asphyxiation from blood flooding the airways, rather than exsanguination.
3
Select the appropriate procedure to secure the airway.
Endotracheal intubation is chosen as the immediate next step.
Intubation secures the airway, prevents asphyxiation, protects the non-bleeding lung, and allows for mechanical ventilation and subsequent therapeutic procedures.

Key Concept

In patients with massive hemoptysis who are hemodynamically unstable or have impending respiratory failure, the immediate priority is securing the airway with endotracheal intubation before any diagnostic imaging or definitive therapeutic interventions.
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Topics

Initial Stabilization and Triage

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