Amyloid Neuropathies, FamilialAmyloid NeuropathiesPolyneuropathiesPrealbuminAmyloidAmyloidosisPeripheral Nervous System DiseasesDiflunisalDiagnostic Techniques, NeurologicalPolyradiculoneuropathyBenzoxazolesAlcoholic NeuropathyElectrodiagnosisGuillain-Barre SyndromeCardiomyopathiesSural NerveDiabetic NeuropathiesPortugalAmyloid beta-PeptidesLiver TransplantationSerum Amyloid A ProteinNeural ConductionDemyelinating DiseasesAmyloid beta-Protein PrecursorLiving DonorsNervous System DiseasesPlaque, AmyloidImmunoglobulin MAge of OnsetIslet Amyloid PolypeptideCerebral Amyloid AngiopathyMutationSerum Amyloid P-ComponentAmyloid Precursor Protein SecretasesAlzheimer Disease