Faculty

Institution

Unit

Venue

Timothy K. Liem

Vice Chair for Quality at the OHSU Knight Cardiovascular Institute Professor of Surgery

Oregon Health & Science University

Affiliations

OHSU School of Medicine

Center For Developmental Health (Formerly Heart Research Center)

Department Of Vascular Surgery

Center For Developmental Health (Formerly Heart Research Center)

Institute Of Knight Cardiovascular

Oregon Health & Science University

Timothy K. Liem is currently serving as a Center For Developmental Health (Formerly Heart Research Center) Vice Chair for Quality at the OHSU Knight Cardiovascular Institute Professor of Surgery at Oregon Health & Science University.

Honors

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Experiences

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Education

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Timothy K. Liem

Oregon Health & Science University

Vice Chair for Quality at the OHSU Knight Cardiovascular Institute Professor of Surgery

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vascular surgery surgery vascular biology thrombosis cardiovascular disease emergency medicine critical care orthopaedic surgery hematology venous thrombosis orthopedic surgery endovascular management cardiovascular surgery vascular trauma vascular malformations patient safety vascular access outcomes research endovascular techniques vascular disease cardiology venous disease stroke general surgery thoracic surgery intensive care resuscitation nephrology stroke rehabilitation anticoagulants clinical transplantation cardiovascular interventions cardiovascular research reconstructive surgery surgical education cerebrovascular disease lower extremity wounds open procedure critical limb ischemia cardiothoracic surgery congenital heart surgery reconstructive microsurgery upper extremity arterial disease neovascularization perioperative care vascular pharmacology surgical oncology angiology surgical care surgical quality control vascular image pulmonary embolism visceral surgery platelet antagonist caesarean section wound care surgical training surgical morbidity catheter-associated upper extremity heparin-associated antiplatelet antibodies functional outcome lower limb trauma disease surveillance surgical specialty acute aortic occlusion modern series direct angiosome revascularization patients undergoing revascularization runoff scores long-term surveillance recommendations endovascular aneurysm repair collagen mouse model aortic wall strength surgical skill distributed practice schedules internal medicine neuroradiology cerebral blood flow anesthesiology echocardiography arthroplasty anatomical pathology gross anatomy microsurgery gastrointestinal endoscopy medicine cardiovascular imaging gastrointestinal surgery medical devices blood purification digestive endoscopy neurosurgery brain injury atherosclerosis diagnosis radiology neurointerventional surgery clinical trials clinical research blood vessels

Notable Scholarly Works

Notable Federal Grants

Collaborators

Twenty Years of Pediatric Vascular Surgery Consultations and Interventions at a Tertiary Academic Center. Journal of Vascular Surgery (2026)

pediatric surgeryoutcomes researchtertiary academic centermedical educationpediatricscardiovascular surgerypatient safetyvascular surgerysurgical educationvascular accessblood vesselsvascular traumamicrosurgerysurgeryemergency medicine

Assessing Risk of Anterior Exposure for Anterior Lumbar Interbody Fusion in Obese Patients. Journal of Surgical Research (2025)

spinal fusionoutcomes researchorthopedic surgeryanterior exposureobese patientsobesityinjury preventionspinal cord medicineobesity surgeryarthroplastylumbar spinesurgeryorthopaedic surgery

Heparin-Induced Thrombocytopenia (Hit) in the Direct Oral Anticoagulants (Doac) Era. Annals of Vascular Surgery (2024)

platelet antagonistpharmacologyhepatitismedicinethrombosisheparin-induced thrombocytopeniaanticoagulantshematology

Guideline-Driven Therapy and Resolution of Upper Extremity Vein Thrombosis in Hospitalized Pediatric Patients. Journal of Vascular Surgery Venous and Lymphatic Disorders (2022)

medicinethrombosispediatricsvascular surgeryvenous diseasevenous thrombosishematology

Atypical Pyoderma Gangrenosum in the Setting of Venous and Arterial Insufficiency. The International Journal of Lower Extremity Wounds (2021)

Lulu L. WongLuis J. BordaTimothy LiemJesse J. KellerAlex G. Ortega-LoayzaEnjae Jung

arterial insufficiencyvascular diseasethrombosishematologywound carerheumatologyarterial diseasevenereologydermatologyvascular biologycritical careinflammationinjury preventionvascular surgeryurologyatypical pyoderma gangrenosumrheumatismvenous diseaselower extremity woundswound healing

Improving Follow-Up of Incomplete Lower Extremity Venous Duplex Ultrasound Examinations Performed for Deep and Superficial Vein Thromboses. Journal of Vascular Surgery Venous and Lymphatic Disorders (2021)

thrombosissuperficial vein thrombosesvenous diseasevascular surgerydiagnosisradiologyvenous thrombosissurgeryultrasound

A Vascular Surgery Sponsored Comprehensive Summer Internship Program for Undergraduate and Medical Students. Journal of Vascular Surgery (2020)

medical studentsmedical educationcardiovascular surgerysurgical educationvascular surgeryvascular accessblood vesselssurgical trainingmicrosurgerysurgeryemergency medicine

Hybrid Repair of an Iatrogenic Left Subclavian Artery Injury: A Case Report. Annals of Vascular Surgery (2020)

endovascular managementhybrid repaircardiovascular surgeryvascular surgerycase reportvascular traumaendovascular techniquessurgery

Peak Systolic Velocity and Color Aliasing Are Important in the Development of Duplex Ultrasound Criteria for External Carotid Artery Stenosis. Journal of Vascular Surgery (2020)

arterial diseasecardiovascular imagingblood flow measurementduplex ultrasound criteriacolor aliasingpeak systolic velocityvascular surgerymedical imagingblood vesselsvascular imageradiologycardiovascular diseasesurgerydigital subtraction angiographyultrasound

Experienced Operators Achieve Superior Patency and Wound Complication Rates With Endoscopic Great Saphenous Vein Harvest Compared With Open Harvest in Lower Extremity Bypasses. Journal of Vascular Surgery (2019)

outcomes researchreconstructive microsurgerylower extremity bypassesexperienced operatorsopen procedurevascular surgeryopen harvestgastrointestinal endoscopyperipheral interventionvenous diseaseendovascular techniquesmicrosurgerysurgeryorthopaedic surgerywound healing

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Timothy K. Liem

Vice Chair for Quality at the OHSU Knight Cardiovascular Institute Professor of Surgery

Oregon Health & Science University

Affiliations

OHSU School of Medicine

Center For Developmental Health (Formerly Heart Research Center)

Department Of Vascular Surgery

Center For Developmental Health (Formerly Heart Research Center)

Institute Of Knight Cardiovascular

Oregon Health & Science University

Honors

Create free account to unlock more features

Experiences

Create free account to unlock more features

Education

Create free account to unlock more features

Timothy K. Liem

Oregon Health & Science University

Vice Chair for Quality at the OHSU Knight Cardiovascular Institute Professor of Surgery

You can click a keyword to filter the displayed items

Notable Scholarly Works

Notable Federal Grants

Collaborators

Twenty Years of Pediatric Vascular Surgery Consultations and Interventions at a Tertiary Academic Center. Journal of Vascular Surgery (2026)

Assessing Risk of Anterior Exposure for Anterior Lumbar Interbody Fusion in Obese Patients. Journal of Surgical Research (2025)

spinal fusionoutcomes researchorthopedic surgeryanterior exposureobese patientsobesityinjury preventionspinal cord medicineobesity surgeryarthroplastylumbar spinesurgeryorthopaedic surgery

Heparin-Induced Thrombocytopenia (Hit) in the Direct Oral Anticoagulants (Doac) Era. Annals of Vascular Surgery (2024)

platelet antagonistpharmacologyhepatitismedicinethrombosisheparin-induced thrombocytopeniaanticoagulantshematology

Guideline-Driven Therapy and Resolution of Upper Extremity Vein Thrombosis in Hospitalized Pediatric Patients. Journal of Vascular Surgery Venous and Lymphatic Disorders (2022)

medicinethrombosispediatricsvascular surgeryvenous diseasevenous thrombosishematology

Atypical Pyoderma Gangrenosum in the Setting of Venous and Arterial Insufficiency. The International Journal of Lower Extremity Wounds (2021)

Lulu L. WongLuis J. BordaTimothy LiemJesse J. KellerAlex G. Ortega-LoayzaEnjae Jung

thrombosissuperficial vein thrombosesvenous diseasevascular surgerydiagnosisradiologyvenous thrombosissurgeryultrasound

A Vascular Surgery Sponsored Comprehensive Summer Internship Program for Undergraduate and Medical Students. Journal of Vascular Surgery (2020)

medical studentsmedical educationcardiovascular surgerysurgical educationvascular surgeryvascular accessblood vesselssurgical trainingmicrosurgerysurgeryemergency medicine

Hybrid Repair of an Iatrogenic Left Subclavian Artery Injury: A Case Report. Annals of Vascular Surgery (2020)

endovascular managementhybrid repaircardiovascular surgeryvascular surgerycase reportvascular traumaendovascular techniquessurgery

Peak Systolic Velocity and Color Aliasing Are Important in the Development of Duplex Ultrasound Criteria for External Carotid Artery Stenosis. Journal of Vascular Surgery (2020)

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