SpasmSpasms, InfantileHemifacial SpasmCoronary VasospasmEsophageal Spasm, DiffuseErgonovineAngina Pectoris, VariantDelayed DiagnosisFacial MusclesPrenatal DiagnosisEarly DiagnosisSensitivity and SpecificityBlepharospasmDiagnosisVigabatrinRetrospective StudiesFacial Nerve DiseasesDiagnostic ErrorsTomography, X-Ray ComputedTreatment OutcomeProspective StudiesPredictive Value of TestsTime FactorsFollow-Up StudiesNeuromuscular AgentsBiopsyNursing DiagnosisMagnetic Resonance ImagingDiagnosis, Computer-AssistedInfant, NewbornMuscle SpasticityRisk FactorsReproducibility of ResultsPrognosisCoronary AngiographyAngina PectorisPreimplantation DiagnosisFacial NerveStiff-Person SyndromePregnancyNerve Compression SyndromesCerebellopontine AngleFatal OutcomeBotulinum Toxins, Type AOxytocicsAnticonvulsantsPolymerase Chain ReactionAcetylcholineSyndromeIncidenceElectrocardiographyTrigeminal NeuralgiaBiopsy, NeedleManometryFetal DiseasesCohort StudiesNitroglycerinMicrovascular Decompression SurgeryCase-Control StudiesAge FactorsAdrenocorticotropic HormoneCoronary VesselsChest PainPrevalenceEsophageal DiseasesAcute DiseaseEsophageal AchalasiaSeverity of Illness IndexFacial ParalysisVasodilator AgentsBiological MarkersSubarachnoid HemorrhageInjections, Intra-Arterial