1987
Biological versus mechanical valves Analysis of 1,116 valves inserted in 1,012 adult patients with a 4,818 patient-year and a 5,327 valve-year follow-up
Hammond G, Geha A, Kopf G, Hashim S. Biological versus mechanical valves Analysis of 1,116 valves inserted in 1,012 adult patients with a 4,818 patient-year and a 5,327 valve-year follow-up. Journal Of Thoracic And Cardiovascular Surgery 1987, 93: 182-198. PMID: 3807394, DOI: 10.1016/s0022-5223(19)36440-2.Peer-Reviewed Original ResearchConceptsBiological valvesMechanical valvesPerivalvular leakValve failureMechanical prosthetic heart valvesYale-New Haven HospitalAnticoagulation-related hemorrhageLate cardiac deathValve-related mortalityValve-related deathIncidence of thromboembolismType of valveYears of ageProsthetic heart valvesAdult patientsTotal morbidityCardiac deathPatientsHeart valvesReoperationThromboembolismSignificant differencesValve analysisLittle direct evidenceYear period
1985
Measurement of central somatosensory conduction time in patients undergoing cardiopulmonary bypass: An index of neurologic function
Kopf G, Hume A, Durkin M, Hammond G, Hashim S, Geha A. Measurement of central somatosensory conduction time in patients undergoing cardiopulmonary bypass: An index of neurologic function. The American Journal Of Surgery 1985, 149: 445-448. PMID: 3985282, DOI: 10.1016/s0002-9610(85)80037-4.Peer-Reviewed Original ResearchConceptsSomatosensory conduction timeCentral conduction timeCentral somatosensory conduction timeOpen heart surgeryConduction timeCardiopulmonary bypassHeart surgeryCentral nervous system integrityNervous system integrityNeurologic functionProfound hypothermiaIntrapatient variabilityBypassSurgeryHypothermiaUseful indexDegrees C decreaseSomatosensoryPatientsAnesthesia
1984
Noncardiogenic pulmonary edema after cardiopulmonary bypass An anaphylactic reaction to fresh frozen plasma
Hashim S, Kay H, Hammond G, Kopf G, Geha A. Noncardiogenic pulmonary edema after cardiopulmonary bypass An anaphylactic reaction to fresh frozen plasma. The American Journal Of Surgery 1984, 147: 560-564. PMID: 6711758, DOI: 10.1016/0002-9610(84)90022-9.Peer-Reviewed Original ResearchConceptsNoncardiogenic pulmonary edemaFresh frozen plasmaCardiac outputCardiopulmonary bypassPulmonary edemaFrozen plasmaWedge pressureAnaphylactic reactionsLeft-sided filling pressuresPulmonary artery diastolic pressurePulmonary capillary wedge pressureAdult respiratory distress syndromePositive end-expiratory pressureCapillary wedge pressureLow cardiac outputIntraaortic balloon pumpRespiratory distress syndromeAdministration of catecholaminesEnd-expiratory pressureSatisfactory cardiac outputNormal saline solutionAtrial pressureBalloon pumpDistress syndromeDiastolic pressure
1983
Optimal methods of repair of descending thoracic aortic transections and aneurysms
Stavens B, Hashim S, Hammond G, Stansel H, Gatehouse J, Kopf G, Geha A. Optimal methods of repair of descending thoracic aortic transections and aneurysms. The American Journal Of Surgery 1983, 145: 508-513. PMID: 6837888, DOI: 10.1016/0002-9610(83)90049-1.Peer-Reviewed Original ResearchConceptsCross-clamp timeAverage cross-clamp timeGott shuntExtracorporeal circulationThoracic aortic transectionAcute transectionAortic transectionPostoperative bleedingAtherosclerotic aneurysmsTraumatic transectionConsecutive patientsSurgical repairFalse aneurysmSystemic heparinizationThoracic aortaSpinal cordHigh incidenceAcute disruptionSevere injuriesAneurysmsHigh mortalityPatientsTransectionShuntSafe method