1. Coin Lesions of the Lung Due to Dirofilaria Immitis
ANTONE W. TANNEHILL, M.D., HURST B. HATCH, M.D., F.C.C.P. 
Diseases of the Chest 
Volume 53, Issue 3, Pages (March 1968)
DOI: /chest
Copyright © 1968 The American College of Chest Physicians Terms and Conditions

2. FIGURE 1
Posteroanterior roentgenogram of chest showing well circumscribed coin lesion in the left midpulmonary field.
Diseases of the Chest  , DOI: ( /chest )
Copyright © 1968 The American College of Chest Physicians Terms and Conditions

3. FIGURE 2
Photomicrograph (x 450) showing an immature Dirofilaria immitis larva in a branch of the pulmonary artery.
Diseases of the Chest  , DOI: ( /chest )
Copyright © 1968 The American College of Chest Physicians Terms and Conditions