PMC4681961_01
Computed tomography of the chest without a pulmonary embolus obtained prior to the EBUS.
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On admission, chest computed tomography (CT) with contrast demonstrated a right perihilar mass with mediastinal extension, prominent mediastinal and paraesophageal lymphadenopathy, and was negative for PE (Fig. 1).
Endobronchial ultrasound diagnosing the pulmonary embolus.
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TBNA of the invasive mediastinal mass was performed. EBUS imaging from the right main stem bronchus demonstrated a mobile filling defect within the right pulmonary artery (Fig. 2) which was confirmed by Doppler (Fig. 3). These characteristics were consistent with a PE.
Computed tomography of the chest confirming the pulmonary embolus that was originally diagnosed by EBUS.
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A repeat chest CT with contrast confirmed an acute PE involving the right main pulmonary artery and bilateral segmental pulmonary arteries (Fig. 4).