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Presence Current · Arkansas
Last published 2026
Sources OpenAlex · ORCID
Refreshed 2026-08-15

Nithin Karakala

Professor

Also affiliated: Emory University (2017); Medical University of South Carolina (2011–2016); University of Arkansas Medical Center (2016–2017); University of Arkansas System (2022–2023); Central Arkansas Veterans Healthcare System (2016–2021); Ralph H. Johnson VA Medical Center (2012); Durham VA Medical Center (2013); John L. McClellan Memorial Veterans Hospital (2021)

Faculty Researcher

Internal Med, College of Medicine

13 h-index 44 pubs 680 cited

  • Humans
  • Acute Kidney Injury
  • Female
  • Male
  • Middle Aged
  • Biomarkers
  • Renal Dialysis
  • Renal Replacement Therapy
  • Aged
  • Hepatorenal Syndrome
  • Prognosis
  • Adult
  • Kidney Failure, Chronic
  • Liver Cirrhosis
  • Point-of-Care Systems

Biography and Research Information

OverviewAI-generated summary

Nithin Karakala's research program focuses on identifying and validating biomarkers for acute kidney injury (AKI) and other renal diseases. He has investigated urinary neutrophil gelatinase-associated lipocalin (NGAL) as a diagnostic and prognostic marker for AKI in patients with cirrhosis, and explored the role of SOD1 as a prognostic biomarker for AKI following cardiothoracic surgery. His work also includes studying urinary complement C3 and vitamin D-binding protein for predicting adverse outcomes in AKI patients after cardiac surgery.

Dr. Karakala's clinical interests encompass continuous renal replacement therapy (CRRT), early prognostic markers of AKI, and volume management in AKI. His publications also cover the treatment of hepatorenal syndrome with terlipressin and the use of point-of-care ultrasound in acute care nephrology. He has a h-index of 13 with 44 total publications and 671 citations. He collaborates with researchers at the University of Arkansas for Medical Sciences, including Luis A. Juncos, Joseph H. Holthoff, Manisha Singh, and Abedalrahman Almashayekh.

Research Overview

Dr. Karakala is an Assistant Professor of Medicine in the Division of Nephrology, Department of Internal Medicine. He received his medical degree from Deccan College of Medical Sciences in India. He completed his internal medicine residency at Greater Baltimore Medical Center in Maryland and his nephrology fellowship training at Medical University of South Carolina. He served as the Chief Nephrology Fellow at MUSC as well. Dr. Karakala was on the faculty at MUSC for two years before coming to UAMS. Dr. Karakala is board certified in internal medicine and nephrology. His clinical interests are continuous renal replacement therapy, early prognostic markers of acute kidney injury, and volume management in acute kidney injury. His research interests include biomarkers in renal disease.

Metrics

  • h-index: 13
  • Publications: 44
  • Citations: 680

Selected Publications

  • Response to Letter to the Editor “Gastrointestinal Mucosal Cell Injury Caused by Sevelamer " (2026)
    Journal of Renal Nutrition DOI OpenAlex
  • Perfusion Under Pressure: Reversing Anuric AKI with Targeted Intra-Abdominal Pressure (IAP) Reduction (2025)
    Journal of the American Society of Nephrology DOI OpenAlex
  • Protective Phosphorus Ranges for Major Adverse Cardiovascular Events in CKD: Insights from Spline-Based Survival Models (2025)
    Journal of the American Society of Nephrology DOI OpenAlex
  • Calculated Preemptive Strike: Solving Overcorrection of Hyponatremia with Math and Medicine (2025)
    Journal of the American Society of Nephrology DOI OpenAlex
  • Hypophosphatemia as a Marker for Immune Effector Cell-Associated Neurotoxicity Syndrome in Chimeric Antigen Receptor T Cell Recipients (2025)
  • SGLT2 Inhibitors as a Therapeutic Option for Both Acute and Chronic Refractory Hypomagnesemia in Diabetic and Nondiabetic Patients: A Multicenter Case Series (2025)
    Case Reports in Nephrology DOI OpenAlex
  • The role of IGFBP-1 in the clinical prognosis and pathophysiology of acute kidney injury (2025)
    American Journal of Physiology-Renal Physiology 3 citations DOI OpenAlex
  • Gastrointestinal Mucosal Cell Injury Caused by Sevelamer Crystals: Case Series and Literature Review (2025)
    Journal of Renal Nutrition 2 citations DOI OpenAlex
  • Urine Chemistry: A Valuable Link Binding Kidney Physiology to Patient Care (2024)
    Journal of the American Society of Nephrology DOI OpenAlex
  • Stepwise Teamwork Approach Saves Patients Extensive Work-Up (2024)
    Journal of the American Society of Nephrology DOI OpenAlex
  • Urinary Complement C3 and Vitamin D-Binding Protein Predict Adverse Outcomes in Patients with Acute Kidney Injury after Cardiac Surgery (2024)
    ˜The œNephron journals/Nephron journals 3 citations DOI OpenAlex
  • I Am in a Crystal Bind! A Case that Gave Us Ulcers (2023)
    Journal of the American Society of Nephrology 1 citation DOI OpenAlex
  • The Drug that Keeps Giving: Hypomagnesemia Fixed by SGLT2 Inhibitor (2023)
    Journal of the American Society of Nephrology 1 citation DOI OpenAlex
  • SOD1 is a novel prognostic biomarker of acute kidney injury following cardiothoracic surgery (2023)
    BMC Nephrology 4 citations DOI OpenAlex
  • High-Cutoff Hemodialysis Therapy for Patients with Light Chain Cast Nephropathy and AKI Requiring Dialysis: CON (2023)
    Kidney360 DOI OpenAlex

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Grants & Funding

As listed on this researcher's institutional profile.

  • Clinical Scientist Award UAMS Principal Investigator
  • Targeting Abdominal Perfusion Pressure in Septic Shock (The MAP APP Study) IRB 228252 Potrero Medical via Biomedical Research Foundation - Arkansas Principal Investigator

Collaboration Network

74 Collaborators 23 Institutions 2 Countries

Top Collaborators

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