Figure 1

Gross anatomy and parasites collected at the necropsy of case 1. Lungs were congested and swollen, lobular bronchopneumonia was noticed in lobes of the right lung (A). Several parasites were present in respiratory tracts (B-C). A total of twelve slender worms (up to 13 mm length), identified as Troglostrongylus brevior (D), were collected from bronchi and bronchioles.