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J. Matthias Walz, MD, FCCP

 Walz

Academic Role: Associate Professor of Anesthesiology and Surgery;
Academic Vice-Chair; Associate Chief Medical Officer, UMMMC

Faculty Appointment(s) and Affiliations:
School of Medicine
Anesthesiology

Clinical Interests: Critical Care, Vascular Anesthesia, Research, Perioperative Outcomes Research

Phone: (508) 334-3271
Email: matthias.walz@umassmemorial.org

Academic Background

Medical School at Eberhard Karls-University of Tuebingen, Germany, 1999

Postdoctoral Training

Arzt Im Praktikum (PGY-1 Resident), Department of Anesthesiology, Pain Medicine and Intensive Care, University Hospital Tuebingen, Germany 1999-2000
Residency in Anesthesiology, UMass Memorial Medical Center, Worcester, MA, 2001-2004

Fellowship in Anesthesiology Critical Care Medicine, UMass Memorial Medical Center, Worcester, MA, 2004-2005

Selected Publications

Walz JM, Paterson CA, Seligowski JM, Heard SO.  Factors associated with postoperative surgical site infection following bowel surgery: a retrospective analysis of 1446 patients. Arch Surg 2006; 141:1014-1018. 
Dershwitz M, Walz JM, eds. McGraw-Hill Specialty Board Review: Anesthesiology.  New York: McGraw-Hill, 2006.

Soller BR, Hagan RD, Shear M, Walz JM, Landry M, Anuncion D, Orquiola A, Heard SO. Comparison of intramuscular and venous blood pH, PCO2 and PO2 during rhythmic handgrip exercise. Physiol Meas 2007; 28:1-11.
Walz JM, Zayaruzny M, Heard SO.  Airway management in critical illness.   Chest 2007; 131:616-628.

Babs R Soller, Ye Yang, Olusola O Soyemi, Kathy L Ryan, Caroline A Rickards, J Matthias Walz, Stephen O Heard, Victor A. Convertino. Noninvasively determined muscle oxygen saturation is an early indicator of central hypovolemia in humans. J Appl Physiol 2008; 104:475-481.

J Matthias Walz, Stavros G Memtsoudis, Stephen O Heard. Analytic Reviews: Prevention of Central venous catheter bloodstream infections. J Intensive Care Med. 2010; 25(3):131-8.

J. Matthias Walz, Rui L Avelar, Kent L Carter, Karen J Longtine, Leonard A Mermel, Stephen O Heard for the 5-FU Catheter Study Group. Anti-infective coating of central venous catheters: A randomized, non-inferiority trial comparing 5-fluorouracil to chlorhexidine/silver sulfadiazine in preventing catheter colonization. Critical Care Medicine, 2010;  38(11):2095-102.

Theofilus Matheos, J Matthias Walz, Karen Longtine, Mellissa O';Neill, Jaclyn Longtine, Karen Johnson, Stephen O Heard. A Comparison of the Duration of Antimicrobial Activity of Two Different Antimicrobial Central Venous Catheters. Infect Control Hosp Epidemiol. 2010 Mar;31(3):295-7.

Memtsoudis SG, Ma Y, Chiu YL, Walz JM, Voswinckel R, Mazumdar M. Perioperative mortality in patients with pulmonary hypertension undergoing major joint replacement. Anesthesia & Analgesia, 2010; 111(5): 1110-6.

Memtsoudis SG, Liu SS, Ma Y, Chiu YL, Walz JM, Gaber-Baylis LK, Mazumdar M. Perioperative pulmonary outcomes in patients with sleep apnea after non-cardiac surgery. Anesthesia & Analgesia, 2011; 112(1):113-21.

Lilly CM, Cody S, Zhao H, et al. Hospital mortality, length of stay, and preventable complications among critically ill patients before and after tele-ICU reengineering of critical care processes. JAMA, 2011 1;305(21):2157-83.

Memtsoudis SG, Bombardieri AM, Ma Y, Walz JM, Chiu YL, Mazumdar M. Mortality of patients with respiratory insufficiency and adult respiratory distress syndrome after surgery: The obesity paradox. Journal of Intensive Care Medicine 2011, published online July 21st, 2011.