ClinQuiz: Parasitology - Answer 1A

1A) Incorrect. Although adult B. procyonis (10 to 20 cm) are somewhat larger than adult Toxocara canis (10 to 15 cm) and Toxascaris leonina,1,2 Baylisascaris species do not pose a greater risk of impaction than the other, more common canine ascarids do. On casual inspection, both the adults and the eggs of B. procyonis may be mistaken for T. canis, a mistake that may contribute to a failure to recognize the raccoon roundworms in domestic dogs.1

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