No realizar la exodoncia de cordales profundamente impactados sin evidencia de patología, cuando están completamente cubiertos de hueso y/o tejido blando.

Lysell L, Rohlin M. A study of indications used for removal of the mandibular third molar. Int J Oral Maxillofac Surg 1988;17(3):161-4

Mc Ardle LW, Renton TF. Distal cervical caries in the mandibular second molar: An indication for the prophylactic removal of the third molar?. Br J Oral Maxillofact Surg 2006;44(1):42-5

Peterson LJ. Rationale for removing impacted teeth: when to extract or not to extract. J Am Dent Assoc 1992;123:198-204