Fast Five Quiz: Are You Prepared to Confront Firework-Related Injuries?

Richard H. Sinert, DO


June 30, 2015

Blast injuries are divided into the following four categories:

  • Primary: Caused solely by the direct effect of blast overpressure on tissue

  • Secondary: Caused by flying objects that strike people

  • Tertiary: Caused by high-energy explosions; occurs when people fly through the air and strike other objects

  • Quaternary: Encompasses all other injuries caused by explosions

For more on the background of blast injuries, read here.


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