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Massive infestation by R. microplus in the perineal and groin area of a Brangus bullock at the Tarso farm observed on the day (A) of application with Ivomec GOLD and 10 days later (B). Infestation by R. microplus on the brisket of a bullock (C). Secondary cutaneous lesions due to R. microplus infestation showing: subcutaneous abscess in the brisket (D), myiasis (E), and extensive areas in the perineal region with purulent, exudative and ulcerated skin (F).
