Examkin

Question

Difficulty: MediumPulmonary and Critical Care

A 58-year-old man with a history of cavitary pulmonary tuberculosis presents to the emergency department after coughing up approximately 600 mL of bright red blood over the last 2 hours. He appears anxious and is in visible respiratory distress. His blood pressure is 88/55 mmHg, pulse is 122/min, and respiratory rate is 28/min. Auscultation reveals prominent coarse crackles over the right upper and middle lung fields, with clear breath sounds on the left. Arrange the following steps in the most appropriate sequential order for the management of this patient's condition.

  1. 1Secure the airway via endotracheal intubation and place the patient in the right lateral decubitus position
  2. 2Establish large-bore intravenous access and administer volume resuscitation
  3. 3Perform urgent bronchoscopy to localize the bleeding site and clear airways
  4. 4Perform bronchial artery embolization for definitive hemostasis

Answer

The correct sequence is: 1) Secure the airway and place in the right lateral decubitus position, 2) Establish intravenous access and administer volume resuscitation, 3) Perform urgent bronchoscopy, 4) Perform bronchial artery embolization.
The correct sequence for massive hemoptysis follows the standard airway, breathing, and circulation prioritization adapted for this specific emergency. First, the airway must be secured via intubation and the patient positioned with the bleeding lung down (right lateral decubitus in this case, given the right-sided crackles) to prevent blood from spilling into the healthy left lung. Second, circulation is addressed through intravenous access and fluid resuscitation to manage the hemorrhagic shock. Third, bronchoscopy is performed to clear the airway of clots, localize the specific bleeding site, and potentially apply local interventions. Finally, once the patient is stabilized and the source is localized, bronchial artery embolization is performed as the definitive therapy to stop the bleeding.

Step-by-Step Solution

1
Prioritize the airway and protect the non-bleeding lung.
The patient is intubated and placed in the right lateral decubitus position.
Asphyxiation from blood filling the alveoli is the leading cause of mortality in massive hemoptysis. Placing the bleeding lung dependent prevents spillage into the healthy lung.
2
Address the patient's hemodynamic instability.
Large-bore intravenous access is established and fluids or blood products are administered.
The patient has signs of hemorrhagic shock (blood pressure 88/55 mmHg) requiring immediate volume resuscitation after the airway is secured.
3
Identify the exact source of bleeding and provide local control.
Bronchoscopy is performed to visualize the airways.
Bronchoscopy localizes the bleeding to a specific lobe or segment and allows for interventions like ice-cold saline lavage or endobronchial balloon tamponade.
4
Provide definitive vascular control to stop the hemorrhage.
Bronchial artery embolization is performed.
Bronchial artery embolization is the standard definitive treatment for massive hemoptysis, which mostly originates from the high-pressure bronchial arterial circulation.

Key Concept

The most common cause of death in massive hemoptysis is asphyxiation, not exsanguination. Therefore, management must always prioritize airway security and protection of the non-bleeding lung before hemodynamic resuscitation, diagnostic localization, and definitive hemostasis.

Alternative Method

In cases where bronchial artery embolization is unavailable or unsuccessful, surgical lung resection (e.g., lobectomy) may be required as a salvage therapy.
Estimated Time:1m 30s
Rate this question

Topics

Pulmonary and Critical Care

More questions from this topic