擦傷

擦伤是皮膚表面与粗糙的物体相互摩擦後引起的皮肤层傷口。主要症状为表皮脱落、出血和组织液渗出。[1][2]轻度擦伤不会留下疤痕或出血，因为此時真皮仍然完整。

参考文献
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  2. McCurnin, D.M. & Bassert, J. M. (2010) Clinical Textbook for Veterinary Technicians. 7th Edition. St. Louis, MO: Saunders Elsevier. pg 1243-1244
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