Due to the climate change zoonoses, dirofilariasis in particular is spreading. Hence, it is likely that we will encounter with this problem more frequently in the future Our intention with this case presentation is to draw attention to the increasing number of nematodes that cause differential diagnostic problems. The patient underwent surgery with suspicion of pulmonary malignancy suggested by a peripheral rounded opacity in imaging, but histological examination revealed dirofilariasis.
Keywords: climate change; fonálféreg; human diseases; humán megbetegedések; nematodes; sebészi vonatkozások; surgical aspects; éghajlatváltozás.