![](https://image.tmdb.org/t/p/original/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![](https://image.tmdb.org/t/p/w342/l5hg2Qe15DuAdF2Apey8NKTDpNw.jpg)
Hidden Dangers
Dr. Keller thinks a boy struck by a baseball bat has a concussion, but a CT scan reveals massive brain bleeding, and he suffers kidney failure.
![](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![](https://image.tmdb.org/t/p/w300/9mCFfWcOGytwTJlmYvxLY5gXXID.jpg)
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![](https://image.tmdb.org/t/p/w300/ogTIHqCH9zKypQs56kCLUrcbsbG.jpg)
Other episodes for this season
![Mountain Lion Attack](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Shot Through the Heart](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Hidden Dangers](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Deadly Diagnosis](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Code Black](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Life and Limb](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Liver Die](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Elements of Danger](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Deadly Impact](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Crushed](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Under Siege](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Family Tragedy](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Officer Down](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Too Close to Home](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Director Down](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![A Shot in the Dark](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Baby Blues](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
![Hooked Alive](https://image.tmdb.org/t/p/w300/hCM4Tx6CclRbQ91ETwlKcDQ6GQO.jpg)
Dr. Keller thinks a boy struck by a baseball bat has a concussion, but a CT scan reveals massive brain bleeding, and he suffers kidney failure.