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Updated June 26, 2006

Definition: In the case of accident, trauma or disease it is possible that some muscle fibers may die. When this happens, fibrous connective tissue comes to replace the affected muscle fibers. This condition is known as fibrosis and is a sign of muscle injury or degeneration.

Source: Tortora, Gerard. Principles of Human Anatomy. Harper Collins, Sixth Edition. 1992. pp. 230.

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