Abstract: Embodiments disclosed herein are directed to fluid collection assemblies including one or more leak prevention features, systems including the same, and methods of using the same are disclosed herein. An example fluid collection assembly includes a fluid impermeable barrier at least defining a chamber, at least one opening, and a fluid outlet. The fluid collection assembly also include at least one porous material disposed in the chamber and one or more leak prevention features. The leak prevention features may include at least one of a shape of the fluid collection assembly that improves fit between the fluid collection assembly and a patient, at least one absorbent material at least partially disposed outside of the chamber, a base configured to have a patient disposed thereon, or one or more features that allows a length of the fluid collection assembly to change.