*Periappendiceal '''lymphadenopathy'''<ref name=radiopaedia/>
===If no pathologic appendix is normal===Consider If the appendix is normal or cannot be clearly visualized, consider performing:
*Right-sided [[ultrasonography of hydronephrosis|ultrasonography of '''hydronephrosis''']]
*[[Ultrasonography of cholecystitis|Ultrasonography of '''cholecystitis''']]