periappendicular

per·i·ap·pen·dic·u·lar

(per'ē-ap'en-dik'yū-lăr), Surrounding an appendix, especially the vermiform appendix.

periappendicular

(pĕr″ē-ăp″ĕn-dĭk′ū-lăr) [″ + L. appendix, appendage] Surrounding an appendix.