Appendiceal NeoplasmsMucoceleAppendixCystadenoma, MucinousCecal DiseasesParanasal Sinus DiseasesPseudomyxoma PeritoneiAppendectomyAppendicitisFrontal SinusEthmoid SinusLip DiseasesPeritoneal NeoplasmsFrontal SinusitisAdenocarcinoma, MucinousFecal ImpactionSalivary Gland DiseasesAdenoma, VillousOsteomaForeheadCranial Fossa, AnteriorOtorhinolaryngologic Surgical Procedures