2014
The international normalized ratio overestimates coagulopathy in patients after major hepatectomy
Louis S, Barton J, Riha G, Orloff S, Sheppard B, Pommier R, Underwood S, Differding J, Schreiber M, Billingsley K. The international normalized ratio overestimates coagulopathy in patients after major hepatectomy. The American Journal Of Surgery 2014, 207: 723-727. PMID: 24791634, DOI: 10.1016/j.amjsurg.2013.12.021.Peer-Reviewed Original ResearchConceptsInternational normalized ratioMajor hepatectomyNormalized ratioPatient populationElevated international normalized ratioUse of thrombelastographyPostoperative day 1Postoperative time pointsHypercoagulable statePreoperative valuesDecreased incidenceProcoagulant factorsTEG measurementsCoagulation factorsDay 1ThrombelastographyHepatectomyFactor VIIISubsequent normalizationPatientsTime pointsHypocoagulabilityTherapyProtein C.
2013
Coagulopathy after a liver resection: is it over diagnosed and over treated?
Barton J, Riha G, Differding J, Underwood S, Curren J, Sheppard B, Pommier R, Orloff S, Schreiber M, Billingsley K. Coagulopathy after a liver resection: is it over diagnosed and over treated? Hepato Pancreato Biliary 2013, 15: 865-871. PMID: 23458574, PMCID: PMC4503284, DOI: 10.1111/hpb.12051.Peer-Reviewed Original ResearchConceptsProthrombin time-international normalized ratioPost-operative time pointsLiver resectionPost-operative day 1Initiation of thromboprophylaxisLiver resection patientsNormal coagulation functionTime pointsPT-INR valuesTime of onsetProphylactic anticoagulationElective hepatectomyResection patientsPlasma transfusionHypercoagulable stateAnesthetic techniqueCoagulation functionNormalized ratioPlasma therapyPringle manoeuverRelative hypercoagulabilityFunctional assessmentDay 1ResectionThrombelastography