Background A 56-year-old female presented to the emergency room with a 2-week history of fevers, chills and right upper quadrant pain. She had no sick contacts, had not traveled recently and denied high-risk sexual behavior. The patient had adopted a stray cat 1 month before presentation. Investigations Physical examination; laboratory tests (including complete blood count with differential, complete metabolic panel including liver enzymes, and serum Toxocara serology); chest and abdominal CT scans; and percutaneous liver biopsy. Diagnosis Toxocariasis (visceral larva migrans). Management Supportive care and antihelmintic agents.