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Previous Volume 360:e17 March 19, 2009 Number 12 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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View larger version (53K):   A 22-year-old man was referred to us for evaluation of an asymptomatic mass in the left upper lung that had been detected on chest radiography (Panel A, arrow) performed during a physical screening before the start of military service. He was a nonsmoker, had no pulmonary symptoms, and was otherwise well. Nonenhanced computed tomography (CT) of the chest revealed a well-defined mass, 3 cm in diameter, in the left upper lobe, containing multiple calcifications (Panel B, arrow). A magnified (wide-window) image of the mass showed calcifications of a linear, nodular, irregular shape, known as "popcorn" calcifications. The CT findings were . . . [Full Text of this Article]

 

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