This spring, a few days after his 2nd birthday, Brigland Pfeffer was playing with his siblings in their San Diego backyard. His mother, Lindsay Pfeffer, was a few feet away when Brigland made a noise and came running from the stone firepit, holding his right hand. She noticed a pinprick of blood between his thumb and forefinger when her older son called out, “Snake!” “I saw a small rattlesnake coiled up by the firepit,” she said. Pfeffer called 911, and an ambulance transported Brigland to Palomar Medical Center Escondido. The Medical Procedure When they arrived, Brigland’s hand was swollen an…