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        Rare event of biliary papillomatosis arising in a choledochal cyst. Varun Kumar Singh, Barun Kumar Sharma Hepatobiliary Surgery, BMJ Case Rep. [DOI:10.1136/bcr-2014-204680] 2014. Only the fourth case in literature to report mucinous papillomatosis in a choledochal cyst. 
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        A weeping umbilical hernia: bilateral ovarian mucinous cystadenoma with disseminated peritoneal adenomucinosis. Varun Kumar Singh, Barun Kumar Sharma, Rachna Lamichaney Neoplasm / Surgery, BMJ Case Rep. [DOI:10.1136/bcr-2014-204748] 2014. A rare presentation of advanced pseudomyxoma peritonii presenting as weeping umbilical hernia. 
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        Scapular bone destruction: do not forget to think of tuberculosis in endemic areas. Barun Kumar Sharma, Varun Kumar Singh, Deepak Das [DOI: 10.1136/bcr-2013-200051] 2013. Tuberculosis / Surgery. A rare case of scapular tuberculous osteomyelitis which resolved on ATT. 
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        Painful late recurrence of dermatofibrosarcoma protuberans of breast in a centurian female. Asitava Deb Roy, Deepti Joshi Surgery, J Clin Diagnostic Res. 2013;7(10):2278. Rare presentation of painful recurrence of dermatofibrosarcoma protuberans of breast after 20 years in a 102-year-old lady which was managed by surgery under intercostal block. 
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        A case of putty kidney without pulmonary tuberculosis. Barun Kumar Sharma, Varun Kumar Singh, S J Philipraj BMJ Case Reports. [DOI: 10.1136/bcr-2013-009964] 2013. Urology / Surgery. An interesting case report of putty kidney where the hypertension also resolved after nephroureterctomy. 
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        Severe Acute Pancreatitis: Step-Up versus Step-Down Approach for Pain Control in Initial 72 hours Batool, Sofia Chettri, Babita Singh, Varun Kumar Nishant, Kumar Bhutia, Phuchungla Sinha, Aradhana Narwat, Yogesh Innovative Journal of Medical and Health Sciences, 2020; 10 (09): 1247-1252 
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        Role of Different Volumes and Dilutions of Intraperitoneal Lignocaine Instillation on Postoperative Morbidity Following Laparoscopic Cholecystectomy Singh, Varun Kumar, Batool, Sofia Chettri, Babita Kumar, Nishant, Ahmad, Wali J Clin Diagnostic Res. 2020; Vol-14(9): UC07-UC11 
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        Can clipless division of cystic duct be performed safely using harmonic scalpel? Nishant Kumar, Bhutia P, Singh V K, Yogeshbhai C P J Clin Diagnostic Res. 2019; 13(6):PC01-PC04 
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        Prediction of difficult laparoscopic cholecystectomy during the first conversation with the patient Nishant K, Singh V K, Bhutia P, Kharga B, Sharma B K, Jain N J Clin Diagnostic Res. 2018;10(12):PC06-PC09 
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        Prediction of difficult laparoscopic cholecystectomy while working up the patient for surgery Nishant K, Bhutia P, Singh V K, Kharga B, Sharma B K, Jain N Int J Surg Orthop 2017;3(4):107-13 
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        Randomized controlled trial comparing open, conventional, and single port laparoscopic appendectomy Singh V K, Nishant K, Kharga B, Kalita A K, Bhutia P, Jain J J Clin Diagnostic Res. 2017;11(10) 
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        Obesity not necessary, risk of symptomatic cholelithiasis increases as a function of BMI Kharga B, Sharma B K, Singh V K, Nishant K, Bhutia P, Tamang R J Clin Diagnostic Res. 2016;10(10):PC28 
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        Alvarado Score Still Holds: A Prospective Comparison of Modified Alvarado Score [MAS] and Appendicitis Inflammatory Response Score [AIRS] as a Diagnostic Aid in Acute Appendicitis Singh V K, Kharga B, Nishant K, Bhutia P, Pandey N Int J Surg Orthop. 2016;2(3):21-8