Anil A. Marian, MBBS, MD, FRCA, MS

Clinical Professor of Anesthesia

Current Positions

Vice Chair of Informatics, Anesthesia
Division of Acute Pain and Regional Anesthesia

Education

MBBS, University of Kerala, Kerala, India
MD in Anesthesia, University of Mumbai, Mumbai, India
MS in Healthcare Leadership, University of Texas Naveen Jindal School of Management
Internship in Medicine, Surgery, Pediatrics, Obstetrics and Gynecology, Trivandrum Medical College & Hospital, University of Kerala, Trivandrum, India
Residency in Anesthesiology, Lokmanya Tilak Municipal Medical College and Hospital, University of Mumbai, Mumbai, India
Senior House Officer in Anaesthesiology, The Royal College of Anaesthetists, London, United Kingdom
Senior Registrar in Anaesthesiology, The Royal College of Anaesthetists, London, United Kingdom
FRCA, Fellowship of the Royal College of Anaesthetists in Anesthesia and Critical Care, The Royal College of Anaesthetists, London, United Kingdom
Master of Science in Healthcare Leadership, University of Texas Naveen Jindal School of Managment

Research Interests

Peri-operative Data Analysis of Anesthesia Information Management Systems
Use of Human Simulators for EMR Testing and Integration
Regional Anesthesia and Pain Medicine
Role of Angiotensin Converting Enzyme Inhibitors in Post Induction Hypotension
Ultrasound Guided Saphenous Nerve Blocks
Predictors of Intraoperative Post Induction Hypotension
Comparing Paper and Electronic Anesthesia Records
Ultrasound Guided Adductor Canal Blocks and Its Anatomy

Selected Publications

Dexter, F., Pomeroy, M. G., Marian, A. A., Ituk, U. S. & Epstein, R. H. (2025). Incorrectly charted operating rooms, with resulting overlapping times, corrected using meta-data from monitors transmitting pulse oximetry measurements. A&A Pract 19 (2) e01917. DOI: 10.1213/XAA.0000000000001917. PMID: 39950703.
Dexter, F., Marian, A. A. & Epstein, R. H. (2025). Economic impact of prolonged tracheal extubation times on operating room time overall and for subgroups of surgeons: a historical cohort study. BMC Anesthesiol 25 (1) 4. DOI: 10.1186/s12871-024-02862-6. PMID: 39755614.
Dexter, F., Epstein, R. H. & Marian, A. A. (2024). The value of auditing the frequency of inhalational anesthetics with a combination of very low bispectral index and high fraction of the age-adjusted minimum alveolar concentration. Cureus 16 (12) e75036. DOI: 10.7759/cureus.75036. PMID: 39749061. PMCID: PMC11694772.
Dexter, F., Epstein, R. H., Ip, V. & Marian, A. A. (2024). Inhalational agent dosing behaviors of anesthesia practitioners cause variability in end-tidal concentrations at the end of surgery and prolonged times to tracheal extubation. Cureus 16 (7) e65527. DOI: 10.7759/cureus.65527. PMID: 39188447. PMCID: PMC11346799.
Clevenger, K. R., Dexter, F., Epstein, R. H., Sondekoppam, R. V. & Marian, A. A. (2024). Anesthesia practitioners’ goals for sevoflurane minimum alveolar concentration at the end of surgery and the incidence of prolonged extubations: a prospective and observational study. Cureus 16 (6) e63371. DOI: 10.7759/cureus.63371. PMID: 39070308. PMCID: PMC11283767.
Dexter, F., Epstein, R. H., Marian, A. A. & Guerra-Londono, C. E. (2024). Preventing prolonged times to awakening while mitigating the risk of patient awareness: gas man computer simulations of sevoflurane consumption from brief, high fresh gas flow before the end of surgery. Cureus 16 (3) e55626. DOI: 10.7759/cureus.55626. PMID: 38586680. PMCID: PMC10995762.
Oweidat, A., Marian, A. A., Seering, M. S. & Sondekoppam, R. V. (2024). Comment on: Role of regional anesthesia in patients with acute sickle cell pain: a scoping review. Pediatr Blood Cancer 71 (2) e30799. DOI: 10.1002/pbc.30799. PMID: 38037154.
Dexter, F., Epstein, R. H. & Marian, A. A. (2023). General anesthesia techniques reducing the time to satisfy phase I post-anesthesia care unit discharge criteria: narrative review of randomized clinical trials and cohort studies studying unit bypass, supplemented with computer simulation. Perioper Care Oper Room Manag 33 100358. DOI: 10.1016/j.pcorm.2023.100358.
Dexter, F., Marian, A. A. & Epstein, R. H. (2023). Influence on the incidence of prolonged times to tracheal extubation from the anesthesia practitioner having completed few prior cases with the surgeon. Perioper Care Oper Room Manag 31 100318. DOI: 10.1016/j.pcorm.2023.100318.
Epstein, R. H., Dexter, F., Maga, J. M. & Marian, A. A. (2022). Evaluation of the start of surgical closure as a milestone for forecasting the time remaining to exit the operating room: a retrospective, observational cohort study. Perioper Care Oper Room Manag 29 100280. DOI: 10.1016/j.pcorm.2022.100280.