TelangiectasisTelangiectasia, Hereditary HemorrhagicAtaxia TelangiectasiaAtaxia Telangiectasia Mutated ProteinsRetinal TelangiectasisTumor Suppressor ProteinsCell Cycle ProteinsEpistaxisActivin Receptors, Type IIProtein-Serine-Threonine KinasesArteriovenous MalformationsCREST SyndromeDNA-Binding ProteinsDNA DamageCardiac Output, HighActivin Receptors, Type IRadiation, IonizingCheckpoint Kinase 2DNA RepairGamma RaysRadiation ToleranceRetinal DiseasesTumor Suppressor Protein p53DNA Breaks, Double-StrandedDNA-Activated Protein KinasePhosphorylationAngiodysplasiaPyronesIntracranial Arteriovenous MalformationsMutationHistonesFacial DermatosesDose-Response Relationship, RadiationFibroblastsArteriovenous FistulaNuclear ProteinsGrowth Differentiation Factor 2Receptors, Cell SurfaceNailsCell CycleRosaceaNijmegen Breakage SyndromeSkin Diseases, VascularStreptonigrinSignal TransductionCell LineScleroderma, SystemicAntigens, CDVascular Cell Adhesion Molecule-1MicrocephalyMastocytosis, CutaneousFluorescein AngiographyHeterozygoteActivin ReceptorsPulmonary VeinsRetinal VesselsGrowth Differentiation FactorsProtein KinasesGingival DiseasesPedigreeDNA ReplicationG2 PhaseChromosome BreakageMutation, MissenseDermoscopyX-RaysCentral Nervous System Vascular MalformationsUltraviolet RaysChromosome AberrationsBone Morphogenetic Protein Receptors, Type IIApoptosisInfrared RaysGastrointestinal HemorrhageFovea CentralisEmbolization, TherapeuticNucleic Acid Synthesis InhibitorsGenes, cdcHand DermatosesCell Line, TumorReplication Protein AAmaurosis FugaxPhenotypeS PhaseCells, CulturedBrain AbscessPulmonary ArteryCell Line, TransformedRetinal PigmentsDNA Repair EnzymesLymphocytesCell SurvivalMice, KnockoutGenomic InstabilityVascular MalformationsErythemaIntracellular Signaling Peptides and ProteinsTelomeric Repeat Binding Protein 2Subretinal FluidMicroscopic AngioscopyHypertension, Pulmonary