Chest CT Appearances

Bronchogenic Cyst CT Findings

• Rounded structures with water or soft tissue density
• Well defined and homogenous
• Unilocular, rounded or spherical
• Smooth margins
• Most commonly found in mediastinum
• Usually < 10cm
• Low attenuation (0-10 HU)
• Can compress surrounding structures

Other Information About Bronchogenic Cysts

Etiology:

• Unknown

Epidemiology:

• Slight prevalence in males
• Diagnosed at 3rd-4th decade of life

Presentation:

• Usually asymptomatic

Prognosis:

• Usually treated with surgical resection or drainage depending on size and location