Your patient presents with severe headache, and inappropriat…

Your patient presents with severe headache, and inappropriate affect (eg., laughing hysterically when nothing’s funny).  While you’re evaluating him, he lapses into a coma, and dies soon after. Autopsy reveals lesions and amoebae in his brain.  His mother notes that he had been swimming with his cousins; all of the boys were ducking each other under the water. What is the most likely cause of your patient’s demise?  (0.5 points)