Researcher Profile

Researcher Profile

Karen Krok, MD

Karen Krok, MD

Associate Professor and Vice Chair for Clinical Affairs, Department of Medicine
Division of Gastroenterology and Hepatology
Disease Teams:
Liver, Pancreas and Foregut Cancer

Research Interests

Dr. Karen Krok has participated in multiple multicenter clinical trials, including ones studying the safety of live-donor liver transplants and the pulmonary complications of liver disease. She is currently participating in trials studying fatty liver disease and primary sclerosing cholangitis. 

  • Liver
  • Therapeutics
  • Liver Transplantation
  • Transplants
  • Liver Diseases
  • Fibrosis
  • Incidence
  • Survival
  • Crohn Disease
  • Hepatopulmonary Syndrome
  • Chronic Disease
  • Placebos

Recent Publications


Rochon, ER, Krowka, MJ, Bartolome, S, Heresi, GA, Bull, T, Roberts, K, Hemnes, A, Forde, KA, Krok, KL, Patel, M, Lin, G, McNeil, M, Al-Naamani, N, Roman, BL, Yu, PB, Fallon, MB, Gladwin, MT & Kawut, SM 2020, 'BMP9/10 in Pulmonary Vascular Complications of Liver Disease', American journal of respiratory and critical care medicine, vol. 201, no. 12, pp. 1575-1578.
Jain, A, Riley, TR, Krok, KL, Schreibman, I, Karamchandani, DM, Liao, X, Tian, Y, Dohi, T & Kadry, Z 2020, 'Incidence of post-liver transplant hepatic dysfunction after sustained virologic response following direct-acting anti-hepatitis c therapy', Experimental and Clinical Transplantation, vol. 18, no. 3, pp. 345-352.


Gonzalo, JD, Wolpaw, DR, Krok, KL, Pfeiffer, MP & McCall-Hosenfeld, JS 2019, 'A Developmental Approach to Internal Medicine Residency Education: Lessons Learned from the Design and Implementation of a Novel Longitudinal Coaching Program', Medical education online, vol. 24, no. 1, 1591256.
Jain, A, Miller, D, Schreibman, I, Riley, TR, Krok, KL, Dohi, T, Sharma, R & Kadry, Z 2019, 'Is there increased risk of hepatocellular carcinoma recurrence in liver transplant patients with direct-acting antiviral therapy?', Hepatology International, vol. 13, no. 2, pp. 190-198.
REGENERATE Study Investigators 2019, 'Obeticholic acid for the treatment of non-alcoholic steatohepatitis: interim analysis from a multicentre, randomised, placebo-controlled phase 3 trial', The Lancet, vol. 394, no. 10215, pp. 2184-2196.


DuBrock, HM, Krowka, MJ, Forde, KA, Krok, K, Patel, M, Sharkoski, T, Sprys, M, Lin, G, Oh, JK, Mottram, CD, Scanlon, PD, Fallon, MB & Kawut, SM 2018, 'Clinical Impact of Intrapulmonary Vascular Dilatation in Candidates for Liver Transplant', CHEST, vol. 153, no. 2, pp. 414-426.
Yee, NS, Lengerich, EJ, Schmitz, KH, Maranki, JL, Gusani, NJ, Tchelebi, L, Mackley, HB, Krok, KL, Baker, MJ, de Boer, C & Yee, JD 2018, 'Frontiers in gastrointestinal oncology: Advances in multi-disciplinary patient care', Biomedicines, vol. 6, no. 2, 64.
for the Pulmonary Vascular Complications of Liver Disease 2 Study Group 2019, 'Pulse Oximetry Is Insensitive for Detection of Hepatopulmonary Syndrome in Patients Evaluated for Liver Transplantation', Hepatology, vol. 69, no. 1, pp. 270-281.


Kushner, T, Shaw, PA, Kalra, A, Magaldi, L, Monpara, P, Bedi, G, Krok, K, Centkowski, S, Dalldorf, K, D'souza, J, Halegoua-De Marzio, D, Goldberg, DS, Trooskin, S, Levine, LD, Srinivas, SK, Lewis, JD, Forde, KA & Lo Re, V 2018, 'Incidence, determinants and outcomes of pregnancy-associated hepatitis B flares: A regional hospital-based cohort study', Liver International, vol. 38, no. 5, pp. 813-820.
D'Souza, BA, Fuller, S, Gleason, LP, Hornsby, N, Wald, J, Krok, K, Shaked, A, Goldberg, LR, Pochettino, A, Olthoff, KM & Kim, YY 2017, 'Single-center outcomes of combined heart and liver transplantation in the failing Fontan', Clinical Transplantation, vol. 31, no. 3, e12892.


Krok, K, Wagennar, RR, Kantsevoy, SV & Thuluvath, PJ 2016, 'Esophageal capsule endoscopy is not the optimal technique to determine the need for primary prophylaxis in patients with cirrhosis', Archives of Medical Science, vol. 12, no. 2, pp. 365-371.
Kadry, Z, Schaefer, EW, Shah, RA, Krok, K, Du, P, Bezinover, D, Janicki, P, Jain, A, Gusani, NJ, Schreibman, I, Hollenbeak, CS & Riley III, T 2016, 'Portal hypertension. An underestimated entity?', Annals of surgery, vol. 263, no. 5, pp. 986-991.

Clinical Trials Search

Children (age < 18 years)
Adults (age >= 18 years)