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. 2022 Feb 19;14:43–57. doi: 10.2147/ORR.S348919

Figure 1.

Figure 1

Morel-Lavallée mechanism of injury depicting shearing disruption of the subcutaneous fat-fascia layer leading to disruption of microvasculature. A resultant fluid collection comprised of blood, lymphatic, and liquefied fat, occupies the potential space created by the injury.