Abdominal PainThrombosisVenous ThrombosisPainCoronary ThrombosisSinus Thrombosis, IntracranialChronic PainPain ManagementAbdomen, AcuteIntracranial ThrombosisPain ThresholdCarotid Artery ThrombosisPain, PostoperativePain MeasurementBack PainPain, IntractableLow Back PainNeck PainPelvic PainAcute PainPain PerceptionTreatment OutcomeAnticoagulantsAppendicitisTomography, X-Ray ComputedSagittal Sinus ThrombosisFacial PainPhlebographyIrritable Bowel SyndromePain, ReferredIntracranial Embolism and ThrombosisGastrointestinal DiseasesIliac VeinConstipationRetrospective StudiesPortal VeinIleal DiseasesAbdomenMesenteric Vascular OcclusionThrombophiliaFollow-Up StudiesFemoral VeinProspective StudiesUpper Extremity Deep Vein ThrombosisShoulder PainTorsion AbnormalityMesenteric VeinsRecurrenceAcute DiseaseChronic DiseaseMusculoskeletal PainTime FactorsRisk FactorsColonic Diseases, FunctionalRadiography, AbdominalCerebral VeinsIntestinal ObstructionRupture, SpontaneousHeparinFactor VVena Cava, InferiorPancreatitisFibrinolytic AgentsHeparin, Low-Molecular-WeightHemostasisCavernous Sinus ThrombosisColitis, IschemicBlood CoagulationVisceral PainAnalgesicsIntestinal PerforationStentsFatal OutcomeAntiphospholipid SyndromeThromboembolismPlatelet Aggregation InhibitorsCecal DiseasesIntussusceptionHemorrhageLateral Sinus ThrombosisBleeding TimeThrombectomyJejunal DiseasesFibrin Fibrinogen Degradation ProductsSplenic VeinLaparotomyColonic DiseasesProtein S DeficiencyPlatelet AggregationSubclavian VeinNociceptive PainNeuralgiaAntibodies, AntiphospholipidPancreatitis, ChronicDrug-Eluting StentsProthrombinPopliteal VeinSeverity of Illness IndexRenal VeinsAnalgesics, Opioid