Dr. Omkar Kalidasrao Choudhari is a Clinical Hematologist with academic and clinical experience in the management of hematological malignancies and benign hematological disorders. He completed his DM training in Clinical Hematology at Mahatma Gandhi Medical College and Hospital, Jaipur, where he was actively involved in patient care, hematopoietic stem cell transplantation, and research in leukemia and plasma cell disorders. His academic interests include leukemia biology, bone marrow transplantation, and clinical outcomes research. Dr. Choudhari has contributed to multiple research publications in peer-reviewed journals and has participated in studies related to acute promyelocytic leukemia, multiple myeloma, and transplant-related complications. He is committed to advancing clinical hematology through patient care, research, and medical education.
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- Two Papers Presented / Published at EHA Congress (2025)
- Best Paper Award – Oral Presentation, DALOS Mumbai (2023)
- Indian Society of Hematology and Blood Transfusion (ISHBT)
- Mumbai Hematology Group
- Gothi D, Gupta R, Ojha UC, Pal R, Saxena N, Raju S, Omkar C. Observational study of sleep patterns in industrial workers employed in the Organised Sector. Indian Sleep Med.2013; 8 (2):82-92.
- Singh B, Chaudhry OK.Trends of Pulmonary Impairment in persons with treated pulmonary tuberculosis. Int J Med Res Prof.2015;1(1): 8-11.
- Choudhari OK, Spalgais S, Ojha UC, Murar AK,Verma AK. Miliary tuberculosis with bilateral recurrent pneumothoraces. Astrocyte. 2017;4:192-4.
- Ojha UC, Singh DP,Choudhari OK, Gothi D, Singh S. Correlation of severity of functional gastrointestinal disease symptoms with that of asthma and chronic obstructive pulmonary disease: A multicenter study. Int J AppBasic Med Res 2018;8:83-8.
- Tyagi N, Kaur C, Mohanty A, Kabi A, Kumari S, Sahoo SS,Ramteke A, Bagra P, Choudhari OK, Kumar R, Prasad J, Kabi BC. Association of high sensitivity C-reactive Protein (hsCRP)with Coronary Artery Disease (CAD).World Journal of Pharmacy and Pharmaceutical Sciences.2019;8(2):1200-1207
- Choudhari OK, Ojha UC, Rani A et.al. An interesting reflex to combat Coronavirus Disease (COVID-19).International Journal of Research and Review.2020; 7(4): 137-139.
- Gothi D, Spalgais S, Choudhari OK, et al. Diagnostic yield and complications of CT-guided peripheral lung lesion biopsy: a pulmonol-ogist experience. Indian J Chest Dis Allied Sci 2022; 61:175-179
- Choudhari OK, Ojha UC, Rani A,Spalgais S. Role of bacteriophage in COVID 19. Int J of ScieRes.2020;9(6):61-62.
- Choudhari OK, Ojha UC, Gothi D, Spalgais S, Singh P, Rani A. Diffuse alveolar hemorrhage secondary to plastic fume exposure: A case report. Monaldi Arch Chest Dis. 2020;22:90(3).
- Choudhari OK, Spalgais S, Sharma D, et al. Bagassosis: A case report on rare hypersensitivity Pneumonitis. IJCR. 2020;6:409–12.
- Spalgais S,Kumar Amit, Choudhari OK, Rani A. COVID-19 and coagulation abnormality. IJCR.2020;9(8):1-4.
- Choudhari OK, Spalgis S, Ojha UC. Cotrimoxazole as adjuvant therapy in critical ill COVID 19 patients. J. Ideas Health. 2020; 3(Suppl. S1):196–197.
- Tyagi N, Kumar R, Dawar R, choudhary OK, Kaur C. Unexpected High Mortality in COVID-19 among Doctors. IAR-Medical Series. 2020;1(1):1-2.
- Anita R, Choudhari OK, Rohit K, Rakesh KB. Role of electrolytes in determining severity in COVID-19. J Med Sci Res. 2021; 9(1):18-23.
- Choudhari OK, Rani A, Spalgais S, et al. Lymphocytes and Melatonin Interaction in COVID-19 and Serotonin Sepsis. Indian J Med Biochem. 2020;24(2):81–82
- Singh DP, Choudhari OK, Ojha UC, Kumar A.A Male with SLE and Familial Hyperhomocysteinemia: A Rare Presentation. Indian J Chest Dis Allied Sci. 2017;59:35-37.
- Choudhari OK, Spalgais S, Ojha UC, Pal RS, Rani A. A Case of Unilateral Vocal Cord Palsy due to Bakelite Exposure. Indian J Chest Dis Allied Sci 2021;63:33-36.
- Gupta R, Choudhari OK, Mishra H, Ojha UC. COVID-19 thrombosis: bridging the old and new concepts. Malays J Med Sci. 2021;28(1):9–14.
- Sahoo SS, Choudhari OK, Bhadra J, Kabi BC. Association of BTNL2 gene single nucleotidepolymorphism with knee osteoarthritis. RUDN Journal of Medicine.2021;25(2):89-95.
- Choudhari OK, Devi A, Lal S, Gangopadhyay S, Kaushik N, Kaur C. Saliva: A potential specimen for COVID-19 testing. Int J Clin Biochem Res. 2021;8(2):79-82.
- Choudhari OK, Deepak S. Handling pandemic and seasonal diseases together: An unprecedented challenge to the Indian health care system. J Med Sci Res. 2021; 9(2):54-55.
- Ojha UC, Kumar A, Spalgais S, Choudhari OK, Anbhule A.Chronic Lung Diseases in Plastic Fumes Exposed Workers: A Case Series. Indian J Chest Dis Allied Sci.2021;63:193-197.
- Ojha UC, Spalgais S, Ranjan A, Choudhari OK. Respiratory health evaluation of construction workers using questionnaire. RUDN Journal of Medicine. 2021;25(4):313-20.
- Choudhari OK, Rani A, Kampani G, Kaur C, Sengupta A. Matrix metalloproteinase-9 gene polymorphism and its methylation in stroke patients. Malays J Med Sci. 2021;28(6):32–41.
- Siwach I, Yadav SR, Kumar R, Choudhari OK, Kumar A, Ish P, Gupta N. A knowledge, attitude and practice study of prescribing oxygen amongst interns in a tertiary care hospital. Eastern Ukrainian Med J. 2022;10(4):368–378.
- Singh DP, Choudhari OK, Spalgais S, Ojha UC. Autonomic dysfunction in a welder following manganese toxicity: a case report. Eastern Ukrainian Med J. 2022;10(4):318–321. doi:10.21272/eumj.2022;10(4):318-321.
- Rani, Anita, Choudhari OK, Kumar Rohit, Bhatia Paarth. Serum Lipids in COVID-19: A Case–Control Comparative Study from a Tertiary Care Center, New Delhi, India. MAMC Journal of Medical Sciences.2021;8(1):51-55.
- Ojha UC, Choudhari OK, Gothi D, Spalgais S. Occupational pulmonary embolism − a silent killer on the roads: a case series. Egypt J Chest Dis Tuberc. 2022;71(3):409–412.
- Rani A, Kumar R, Choudhari OK, Bhatia P. Biochemical and clinical profile of COVID-19 patients and its association with severity of the disease: a study at tertiary care centre. Panacea J Med Sci. 2023;13(2):262–268.
- Sharma D, Yadav SR, Gupta S, Goyal A, Vats S,Choudhari OK. Correlation of inflammatory markers with computed tomography severity scores in COVID-19 patients. Indian J Chest Dis Allied Sci. 2023;65(2):96-102.
- Ansari MN, Farhat A, Choudhari OK, Mruthyunjaya Swamy A, Tumkur SR. Outcomes and aesthetic evaluation of modified lateral intercostal artery perforator flap in immediate partial breast reconstruction for breast cancer. Int J Acad Med Pharm. 2025;7(1):1064–1070. doi:10.47009/jamp.2025.7.1.207.
- Ansari MN, Farhat A, Choudhari OK, Mruthyunjaya Swamy A, Tumkur SR. Quality of life, body image, and employment outcomes in head and neck cancer survivors: a tertiary care center experience. Int J Med Public Health.2025;15(1):1037–1042.
- Choudhari OK, Satya D, Gupta N, Soni P, Parikh P, Malhotra H. Tacrolimus-Induced Diabetic Ketoacidosis (DKA) in post bone marrow transplant patient: a case report. Documenta Haematologica – Revista Romana de Hematologie. 2025;3(2):107–110.
- Choudhari OK, Soni P, Sharma LM, Satya D, Soni S, Gupta N, et al. Clinical and molecular profiles and treatment outcomes in patients with acute promyelocytic leukaemia: a single-centre experience. Cureus. 2025;17(9):e92377.
- Satya D, Choudhary P, Goyal C, Choudhari OK, Soni P, Gupta N, Yadav A, Malhotra H. Retrospective analysis of patients with multiple myeloma post autologous stem cell transplant. Documenta Haematologica – Revista Romana de Hematologie. 2025;3(3):129–134.
- Goyal C, Choudhari OK, Satya D, Soni P, Gupta N, Kasliwal R, Bhargava R, Sukhani P, Malhotra H. Juvenile hereditary hemochromatosis: a case report. Documenta Haematologica – Revista Romana de Hematologie. 2025;3(3):151–154.
- Choudhari OK, Satya D, Soni P, Gupta N. PIROXICAM-SAVIOUR IN COVID-19. Int J Curr Pharm Res. 2025;17(6):141–142.
- Choudhary P, Soni P, Agarwal M, Choudhari OK, Satya D, Sharai V, Ojha G, Gupta N, Yadav A, Malhotra H. Diverse Presentations of Bleomycin-Induced Lung Injury: A Case Series. Documenta Haematologica – Revista Romana de Hematologie. 2025;3(4):199–205.
- Choudhari OK, Anbhule A, Vikrant, Satya D. Thymosine, a T cell modulator in COVID-19. Int J Curr Pharm Res. 2026;18(1):8–9.
- Yadav S, Choudhary OK, Soni S,Satya D, Sharai V, Ojha G, Soni P, Gupta N,Malhotra H. Sinusoidal obstruction syndrome after autologous stem cell transplant- a case report.Revista Romana de Hematologie. 2026;4(1).
- Kanupriya BECTOR, Ankur PUNIA, Shweta BANSAL, Sapna YADAV , Priyanka CHOUDHARY, Suchita VERMA, Omkar Kalidasrao CHOUDHARI, Ajay YADAV, Satyajeet SONI, Naveen GUPTA, Hemant MALHOTRA. Unmasking VEXAS Syndrome: A Diagnostic Dilemma. Documenta Haematologica - Revista Romana de Hematologie | 2026, Vol. 4, Nr. 3
- Vaishali SHARAI, Shweta BANSAL, Gaurav OJHA, Manish VIJAYVARGIYA, Vijeta NIRANJAN, Omkar Kalidasrao CHOUDHARI, Priyanka SONI, Naveen GUPTA, Hemant MALHOTRA. Kimura Disease – Not Every Lymphadenopathy is Malignant. Documenta Haematologica - Revista Romana de Hematologie | 2026, Vol. 4, Nr. 3