Examkin

Question

Difficulty: EasyPulmonary and Critical Care

A 55-year-old man with a history of cavitary tuberculosis is brought to the emergency department coughing up approximately 800 mL of bright red blood over the last 6 hours. He is in severe respiratory distress, and his oxygen saturation is dropping rapidly. Arrange the following management steps in the most appropriate sequential order, from immediate life-saving resuscitation to definitive intervention.

  1. 1Establish a patent airway and ensure adequate ventilation (e.g., endotracheal intubation)
  2. 2Place the patient in a lateral decubitus position with the suspected bleeding lung facing downward
  3. 3Perform bronchoscopy to localize the bleeding site and attempt targeted local interventions
  4. 4Perform bronchial artery embolization for definitive vascular control

Answer

The correct sequence is to first establish a patent airway, followed by placing the bleeding lung in a dependent position, then performing bronchoscopy, and finally performing bronchial artery embolization.
The management of massive hemoptysis strictly follows the ABCs (Airway, Breathing, Circulation) of resuscitation. The immediate and most common fatal threat is drowning in blood (asphyxiation), so securing the airway with a large-bore endotracheal tube is paramount. Once the airway is established, positioning the bleeding lung downward prevents blood from crossing over and destroying gas exchange in the healthy lung. With the patient temporarily stabilized, bronchoscopy is the next logical step to visualize the exact bleeding source and apply local therapy (like balloon tamponade). Finally, if the bleeding persists or for definitive management, endovascular bronchial artery embolization is performed to permanently occlude the bleeding vessel.

Step-by-Step Solution

1
Identify the primary threat to life
The patient has massive hemoptysis and respiratory distress, putting him at immediate risk of fatal asphyxiation.
Airway compromise from blood filling the alveoli kills patients with massive hemoptysis much faster than actual blood volume loss.
2
Prioritize initial stabilization and airway protection
Establish a patent airway (intubation) and immediately place the bleeding lung downward.
This secures oxygenation, protects the airway, and isolates the bleeding to protect the healthy contralateral lung from aspiration of blood.
3
Determine the diagnostic and therapeutic progression
Proceed to bronchoscopy, followed by bronchial artery embolization.
Bronchoscopy localizes the bleeding and allows for temporary control, while embolization provides definitive vascular occlusion of the bleeding bronchial artery.

Key Concept

The primary cause of death in massive hemoptysis is asphyxiation, making immediate airway security (intubation) and lung isolation (dependent positioning of the bleeding lung) the highest priorities before proceeding to localization (bronchoscopy) and definitive treatment (embolization).
Rate this question

Topics

Pulmonary and Critical Care

More questions from this topic