Pulmonary hamartoma

Case contributed by Varun Babu



Patient Data

Age: 75 years
Gender: Male

Chest radiograph


A solitary well marginated homogeneous radiodensity is seen in the right upper zone with focal central area of increased density within. The ribs in relation to the lesion show normal contour and density. Otherwise, the chest radiograph is unremarkable. 

Contrast enhanced chest CT


Contrast CT revealed a lobulated >2 cm size lesion with central and eccentric popcorn calcification within suggestive of a benign etiology like pulmonary hamartoma.

Case Discussion

A pulmonary hamartoma is a benign neoplasm composed of normal but disorganized lung tissues, with variable components of cartilage, connective tissue, muscle, fat, and bone. It is one of the commonest benign tumors of the lung and accounts for approximately 8% of all lung neoplasms and 6% of solitary pulmonary nodules.

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