Progressive symptoms of fever, headache, lower back pain, chest tightness and high blood pressure led the doctor to diagnose that Southall had been stung by an Irukandji jellyfish.

之后，索撒尔出现了发热、头痛、下背痛、胸口发闷、以及血压升高等症状。医生据此做出诊断，他是被一种叫做伊鲁坎吉的水母所蜇。索撒尔服用了止痛药，睡了一夜，中毒反应才消失。

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Patients with high BMIs or with chest pain or pressure at presentation were less likely to have a false-positive activation.

FORBES: All Dressed Up And No Place To Go: False-Positive Activation Of The Cath Lab For Primary PCI