MicrosurgeryProctoscopyLaser TherapyAdenoma, VillousSpisulaNatural Orifice Endoscopic SurgeryLasers, GasNeoplasmsRectal NeoplasmsNeurosurgeryAnal CanalAndrologyNeurosurgical ProceduresSurgery, Computer-AssistedVasovasostomyTreatment OutcomeOrgan Sparing TreatmentsRetrospective StudiesPostoperative ComplicationsRadiosurgeryAmputation, TraumaticLaryngeal NeoplasmsSurgical InstrumentsPituitary IrradiationLasersFollow-Up StudiesReconstructive Surgical ProceduresBreast NeoplasmsLaryngoscopyEarly Detection of CancerNeuroma, AcousticLung NeoplasmsSurgical FlapsOvarian NeoplasmsReplantationProstatic NeoplasmsGene Expression Regulation, NeoplasticAdenomaFallopian Tube DiseasesParticle AcceleratorsNeurilemmomaMeningiomaNeoplasm StagingEquipment DesignCell Line, TumorNeoplasm Recurrence, LocalStomach NeoplasmsColonic NeoplasmsProspective StudiesPrognosisSpinal Cord NeoplasmsTime FactorsGene Expression ProfilingNeoplasm MetastasisMeningeal NeoplasmsSuture TechniquesNeoplasm InvasivenessTumor Markers, Biological