Sathyakumar K, Chandramohan A, Masih D, Jesudasan MR, Pulimood A, Eapen A. Best MRI predictors of complete response to neoadjuvant chemoradiation in locally advanced rectal cancer. Br J Radiol. 2016;89(1060):20150328. doi: 10.1259/bjr.20150328. Epub 2016 Feb 1. PMID: 26828967; PMCID: PMC4846192.

Anuradha C, Mittal R, Yacob M, Manipadam MT, Kurian S, Eapen A. Eosinophilic disorders of the gastrointestinal tract: imaging features. Diagn Interv Radiol. 2012 Mar-Apr;18(2):183-8. doi: 10.4261/1305-3825.DIR.4490-11.1. Epub 2011 Sep 27. PMID: 21948696.

Chandramohan A, Siddiqi UM, Mittal R, Eapen A, Jesudason MR, Ram TS, Singh A, Masih D. Diffusion weighted imaging improves diagnostic ability of MRI for determining complete response to neoadjuvant therapy in locally advanced rectal cancer. Eur J Radiol Open. 2020 Feb 25;7:100223. doi: 10.1016/j.ejro.2020.100223. PMID: 32140502; PMCID: PMC7044654.

Susan Jehangir, Pradeep Joseph Ninan, Tarun John Jacob, Anu Eapen,1 John Mathai, Reju Joseph Thomas, and Sampath Karl Enteric duplication in children: Experience from a tertiary center in South India J Indian Assoc Pediatr Surg. 2015 Oct-Dec; 20(4): 174–178. doi: 10.4103/0971-9261.164246: 10.4103/0971-9261.164246 PMCID: PMC4586979 PMID: 26628808

Joseph AJ, Kapoor N, Simon EG, Chacko A, Thomas EM, Eapen A, Abraham DT, Jacob PM, Paul T, Rajaratnam S, Thomas N. Endoscopic ultrasonography--a sensitive tool in the preoperative localization of insulinoma. Endocr Pract. 2013 Jul-Aug;19(4):602-8. doi: 10.4158/EP12122.OR. PMID: 23425640.

Joseph AJ, Kapoor N, Simon EG, Chacko A, Thomas EM, Eapen A, Abraham DT, Jacob PM, Paul T, Rajaratnam S, Thomas N. Endoscopic ultrasonography--a sensitive tool in the preoperative localization of insulinoma. Endocr Pract. 2013 Jul-Aug;19(4):602-8. doi: 10.4158/EP12122.OR. PMID: 23425640.

Sathyakumar K, Chandramohan A, Masih D, Jesudasan MR, Pulimood A, Eapen A. Best MRI predictors of complete response to neoadjuvant chemoradiation in locally advanced rectal cancer. Br J Radiol. 2016;89(1060):20150328. doi: 10.1259/bjr.20150328. Epub 2016 Feb 1. PMID: 26828967; PMCID: PMC4846192.

Anuradha C, Mittal R, Yacob M, Manipadam MT, Kurian S, Eapen A. Eosinophilic disorders of the gastrointestinal tract: imaging features. Diagn Interv Radiol. 2012 Mar-Apr;18(2):183-8. doi: 10.4261/1305-3825.DIR.4490-11.1. Epub 2011 Sep 27. PMID: 21948696.

Chandramohan A, Siddiqi UM, Mittal R, Eapen A, Jesudason MR, Ram TS, Singh A, Masih D. Diffusion weighted imaging improves diagnostic ability of MRI for determining complete response to neoadjuvant therapy in locally advanced rectal cancer. Eur J Radiol Open. 2020 Feb 25;7:100223. doi: 10.1016/j.ejro.2020.100223. PMID: 32140502; PMCID: PMC7044654.

Susan Jehangir, Pradeep Joseph Ninan, Tarun John Jacob, Anu Eapen,1 John Mathai, Reju Joseph Thomas, and Sampath Karl Enteric duplication in children: Experience from a tertiary center in South India J Indian Assoc Pediatr Surg. 2015 Oct-Dec; 20(4): 174–178. doi: 10.4103/0971-9261.164246: 10.4103/0971-9261.164246 PMCID: PMC4586979 PMID: 26628808

Joseph AJ, Kapoor N, Simon EG, Chacko A, Thomas EM, Eapen A, Abraham DT, Jacob PM, Paul T, Rajaratnam S, Thomas N. Endoscopic ultrasonography--a sensitive tool in the preoperative localization of insulinoma. Endocr Pract. 2013 Jul-Aug;19(4):602-8. doi: 10.4158/EP12122.OR. PMID: 23425640.

Joseph AJ, Kapoor N, Simon EG, Chacko A, Thomas EM, Eapen A, Abraham DT, Jacob PM, Paul T, Rajaratnam S, Thomas N. Endoscopic ultrasonography--a sensitive tool in the preoperative localization of insulinoma. Endocr Pract. 2013 Jul-Aug;19(4):602-8. doi: 10.4158/EP12122.OR. PMID: 23425640.

Prasad M, Rout S, Putta T, Kurien RT, Chowdhry SD, Eapen A, Hepsy YS, Rabi S. 2019. Anatomical patterns of the pancreatic ductal system – A cadaveric and magnetic resonance cholangiopancreatography study. J Morphol Sci. 36:279-285.

Pal S, Ramachandran J, Kurien RT, Eapen A, Ramakrishna B, Keshava SN, Goel A, Sajith KG, Eapen CE. Hepatocellular carcinoma continues to be diagnosed in the advanced stage: profile of hepatocellular carcinoma in a tertiary care hospital in South India. Trop Doct. 2013 Jan;43(1):25-6. doi: 10.1177/0049475512473600. Epub 2013 Feb 26. PMID: 23443626.

Khiangte HL, Vimala LR, Eapen A, Veeraraghavan B, Karuppusami R, Gibikote S. A Retrospective Case-Control Study to Evaluate the Diagnostic Accuracy of Honeycomb Sign in Melioid Liver Abscess. Am J Trop Med Hyg. 2018 Oct;99(4):852-857. doi: 10.4269/ajtmh.18-0395. PMID: 30141398; PMCID: PMC6159605.

Putta T, John RA, Eapen A, Chandramohan A, Simon B, Rymbai ML, Joseph P. Computed Tomography Evaluation of the Arterial Supply to Segment 4 of the Liver. J Clin Imaging Sci. 2018 Aug 24;8:31. doi: 10.4103/jcis.JCIS_24_18. PMID: 30197822; PMCID: PMC6118111.

Banerjee S, Premkumar J, Manipadam MT, Eapen A, Joseph P, Vyas FL, Raju RS, Sitaram V. Perivascular epithelioid cell tumour of the duodenum. Trop Gastroenterol. 2013 Jul-Sep;34(3):182-4. PMID: 24851532.

Reetu John, Betty Simon, Anu Eapen, Tharani Putta, Philip Joseph, Ravish Sanghi Raju, Manbha L Rymbai, Fredrick Vyas Portal Annular Pancreas: An Underrecognized Variant, Prevalence, and Clinical Relevance Tropical Gastroenterology 2019;40(4):132-136

Arora R, George AJ, Eapen A, Devasia A. Carcinoma prostate masquerading as a hemorrhagic pelvic cyst. Int Braz J Urol. 2017 Mar-Apr;43(2):371-372. doi: 10.1590/S1677-5538.IBJU.2015.0207. PMID: 27802006; PMCID: PMC5433378.

Gupta M, Roy S, Wann C, Eapen A. Giant fibroepithelial polyp of the ureter. BMJ Case Rep. 2017 Apr 7;2017:bcr2016218999. doi: 10.1136/bcr-2016-218999. PMID: 28389594; PMCID: PMC5534675.

Putta T, John R, Simon B, Sathyakumar K, Chandramohan A, Eapen A. Imaging Manifestations of Accessory Cavitated Uterine Mass-A Rare Mullerian Anomaly. Indian J Radiol Imaging. 2021 Sep 7;31(3):545-550. doi: 10.1055/s-0041-1735504. PMID: 34790296; PMCID: PMC8590559.

Sharma A, Keshava SN, Eapen A, Elias E, Eapen CE. An Update on the Management of Budd-Chiari Syndrome. Dig Dis Sci. 2021 Jun;66(6):1780-1790. doi: 10.1007/s10620-020-06485-y. Epub 2020 Jul 20. PMID: 32691382.

Gupta P, Dutta U, Rana P, Singhal M, Gulati A, Kalra N, Soundararajan R, Kalage D, Chhabra M, Sharma V, Gupta V, Yadav TD, Kaman L, Irrinki S, Singh H, Sakaray Y, Das CK, Saikia U, Nada R, Srinivasan R, Sandhu MS, Sharma R, Shetty N, Eapen A, Kaur H, Kambadakone A, de Haas R, Kapoor VK, Barreto SG, Sharma AK, Patel A, Garg P, Pal SK, Goel M, Patkar S, Behari A, Agarwal AK, Sirohi B, Javle M, Garcea G, Nervi F, Adsay V, Roa JC, Han HS. Gallbladder reporting and data system (GB-RADS) for risk stratification of gallbladder wall thickening on ultrasonography: an international expert consensus. Abdom Radiol (NY). 2022 Feb;47(2):554-565. doi: 10.1007/s00261-021-03360-w. Epub 2021 Dec 1. PMID: 34851429.

Rout, Sipra & Hr, Singh & Ra, John & Eapen, Anu & Rabi, Suganthy. STUDY OF ANATOMIC VARIATIONS OF INTRAHEPATIC BILE DUCTS IN SOUTH INDIAN POPULATION. Journal of the Anatomical Society of India ¦ Volume 68 ¦ Supplement 1 ¦ October 2019

Pal S, Simon EG, Koshy AK, Ramakrishna BS, Raju RS, Vyas FL, Joseph P, Sitaram V, Eapen A. Spontaneous choledochal cyst rupture in pregnancy with concomitant chronic pancreatitis. Indian J Gastroenterol. 2013 Mar;32(2):127-9. doi: 10.1007/s12664-012-0286-x. Epub 2012 Dec 13. PMID: 23238690.

Asad RA, Valson AT, Kavitha V, Korula A, Eapen A, Rebekah G, Jacob S, Pathak H, Alexander S, Mohapatra A, David VG, Varughese S, Tamilarasi V, Basu G. Safety and utility of kidney biopsy in patients with estimated glomerular filtration rate < 30 ml/min/1.73 m2. Nephrology (Carlton). 2021 Aug;26(8):659-668. doi: 10.1111/nep.13879. Epub 2021 Apr 14. PMID: 33779021.

Jehangir S, Ninan PJ, Jacob TJ, Eapen A, Mathai J, Thomas RJ, Karl S. Enteric duplication in children: Experience from a tertiary center in South India. J Indian Assoc Pediatr Surg. 2015 Oct-Dec;20(4):174-8. doi: 10.4103/0971-9261.164246. PMID: 26628808; PMCID: PMC4586979.

Gupta P, Dutta U, Rana P, Singhal M, Gulati A, Kalra N, Soundararajan R, Kalage D, Chhabra M, Sharma V, Gupta V, Yadav TD, Kaman L, Irrinki S, Singh H, Sakaray Y, Das CK, Saikia U, Nada R, Srinivasan R, Sandhu MS, Sharma R, Shetty N, Eapen A, Kaur H, Kambadakone A, de Haas R, Kapoor VK, Barreto SG, Sharma AK, Patel A, Garg P, Pal SK, Goel M, Patkar S, Behari A, Agarwal AK, Sirohi B, Javle M, Garcea G, Nervi F, Adsay V, Roa JC, Han HS. Gallbladder reporting and data system (GB-RADS) for risk stratification of gallbladder wall thickening on ultrasonography: an international expert consensus. Abdom Radiol (NY). 2022 Feb;47(2):554-565. doi: 10.1007/s00261-021-03360-w. Epub 2021 Dec 1. PMID: 34851429.

Jose SK, Simon B, Simon EG, Eapen A, John RA, Putta T, Dutta AK, Pulimood AB. Comparison of Magnetic Resonance Enterography Global Score (MEGS) with indices of Crohn's disease activity in South Asian population. Abdom Radiol (NY). 2022 Feb;47(2):547-553. doi: 10.1007/s00261-021-03381-5. Epub 2021 Dec 27. PMID: 34958408.

Chandramohan A, Patra A, Eapen A, John R, Simon B, Masih D, Jesudason MR, Mittal R. MDT stage migration in MRI of significant rectal polyps and early rectal cancers. Abdom Radiol (NY). 2022 Jun 8. doi: 10.1007/s00261-022-03570-w. Epub ahead of print. PMID: 35674786.

Sathishkumar D, Agrawal P, Baitule AM, Thomas M, Eapen A, Kumar S, George R. Paraneoplastic Autoimmune Multiorgan Syndrome: A Retrospective Study from a Tertiary Care Center in South India. Indian Dermatol Online J. 2021 Jun 20;12(4):572-576. doi: 10.4103/idoj.IDOJ_640_20. PMID: 34430462; PMCID: PMC8354390.

Therakathu J, Panwala HK, Bhargava S, Eapen A, Keshava SN, David D. Contrast-enhanced Computed Tomography Imaging of Splenic Artery Aneurysms and Pseudoaneurysms: A Single-center Experience. J Clin Imaging Sci. 2018 Aug 24;8:37. doi: 10.4103/jcis.JCIS_21_18. PMID: 30197828; PMCID: PMC6118105.

Prineethi S, Irodi A, Eapen A, Milton S, Joel A. Growing Teratoma Syndrome-A Clinicoradiological Series. Indian J Radiol Imaging. 2022 Aug 17;32(3):301-307. doi: 10.1055/s-0042-1744519. PMID: 36177285; PMCID: PMC9514900.

Korula DR, Chandramohan A, John R, Eapen A. Barium Defecating Proctography and Dynamic Magnetic Resonance Proctography: Their Role and Patient's Perception. J Clin Imaging Sci. 2021 Jun 4;11:31. doi: 10.25259/JCIS_56_2021. PMID: 34221640; PMCID: PMC8247951.

Eapen A, Gibikote S. Role of Computed Tomography in Pediatric Abdominal Conditions. Indian J Pediatr. 2016 Jul;83(7):691-701. doi: 10.1007/s12098-016-2030-5. Epub 2016 Mar 11. PMID: 26964550.

Gupta P, Dutta U, Rana P, Singhal M, Gulati A, Kalra N, Soundararajan R, Kalage D, Chhabra M, Sharma V, Gupta V, Yadav TD, Kaman L, Irrinki S, Singh H, Sakaray Y, Das CK, Saikia U, Nada R, Srinivasan R, Sandhu MS, Sharma R, Shetty N, Eapen A, Kaur H, Kambadakone A, de Haas R, Kapoor VK, Barreto SG, Sharma AK, Patel A, Garg P, Pal SK, Goel M, Patkar S, Behari A, Agarwal AK, Sirohi B, Javle M, Garcea G, Nervi F, Adsay V, Roa JC, Han HS. Gallbladder reporting and data system (GB-RADS) for risk stratification of gallbladder wall thickening on ultrasonography: an international expert consensus. Abdom Radiol (NY). 2022 Feb;47(2):554-565. doi: 10.1007/s00261-021-03360-w. Epub 2021 Dec 1. PMID: 34851429.

Chanda R, Singh S, Eapen A, David VG, Mukha RP, Pandian RM, Antonisamy B, Deborah MN, Eapen JJ, Thomas A, John EE, Yusuf S, Alexander S, Varughese S, Valson AT. Whole and cortical kidney volume predict 5-year post-nephrectomy eGFR in Indian living kidney donors. Nephrology (Carlton). 2023 Feb;28(2):136-147. doi: 10.1111/nep.14129. Epub 2022 Nov 25. PMID: 36342651.

Augustine A, Patel PG, Augustine A, John R, Simon B, Eapen A, Mittal R, Chandramohan A. MRI of Recurrent Fistula-in-Ano: Is it Different from Treatment-Naïve Fistula-in-Ano and How Does it Correlate with Anal Sphincter Morphology? Indian J Radiol Imaging. 2022 Nov 24;33(1):19-27. doi: 10.1055/s-0042-1758202. PMID: 36855724; PMCID: PMC9968521.

Jehangir S, Ninan PJ, Jacob TJ, Eapen A, Mathai J, Thomas RJ, Karl S. Enteric duplication in children: Experience from a tertiary center in South India. J Indian Assoc Pediatr Surg. 2015 Oct-Dec;20(4):174-8. doi: 10.4103/0971-9261.164246. PMID: 26628808; PMCID: PMC4586979.

Gupta P, Dutta U, Rana P, Singhal M, Gulati A, Kalra N, Soundararajan R, Kalage D, Chhabra M, Sharma V, Gupta V, Yadav TD, Kaman L, Irrinki S, Singh H, Sakaray Y, Das CK, Saikia U, Nada R, Srinivasan R, Sandhu MS, Sharma R, Shetty N, Eapen A, Kaur H, Kambadakone A, de Haas R, Kapoor VK, Barreto SG, Sharma AK, Patel A, Garg P, Pal SK, Goel M, Patkar S, Behari A, Agarwal AK, Sirohi B, Javle M, Garcea G, Nervi F, Adsay V, Roa JC, Han HS. Gallbladder reporting and data system (GB-RADS) for risk stratification of gallbladder wall thickening on ultrasonography: an international expert consensus. Abdom Radiol (NY). 2022 Feb;47(2):554-565. doi: 10.1007/s00261-021-03360-w. Epub 2021 Dec 1. PMID: 34851429.

George S, Sathyakumar K, Bindra MS, Eapen A. Is MDCT an accurate tool to differentiate between benign and malignant etiology in diffuse peritoneal disease? Abdom Radiol (NY). 2022 Nov;47(11):3921-3929. doi: 10.1007/s00261-022-03641-y. Epub 2022 Aug 17. PMID: 35978185.

Gupta M, Roy S, Wann C, Eapen A. Giant fibroepithelial polyp of the ureter. BMJ Case Rep. 2017 Apr 7;2017:bcr2016218999. doi: 10.1136/bcr-2016-218999. PMID: 28389594; PMCID: PMC5534675.

Bansal, A., Baheti, A. D., Goyal, A., Chandramohan, A., Eapen, A., Gupta, P., Sen, S., Ankathi, S. K., Agarwal, A., Saklani, A., Mittal, R., Parshad, R. and Sharma, R., Imaging Recommendations for Diagnosis, Staging, and Management of Small Bowel and Colorectal Malignancies, Indian Journal of Medical and Paediatric Oncology; 2023, 44 (1): 71-76 Link

Chandramohan A, Mittal R, Dsouza R, Yezzaji H, Eapen A, Simon B, John R, Singh A, Ram TS, Jesudason MR, Masih D, Karuppusami R. Prognostic significance of MR identified EMVI, tumour deposits, mesorectal nodes and pelvic side wall disease in locally advanced rectal cancer. Colorectal Dis. 2021 Dec 25. doi: 10.1111/codi.16032. Epub ahead of print. PMID: 34954863.

Simon B, Chandramohan A, Eapen A, Nayak S, Jeyaraj V. Intravascular mesenchymal chondrosarcoma. J Vasc Interv Radiol. 2014 Dec;25(12):1937. doi: 10.1016/j.jvir.2014.07.030. Epub 2014 Nov 20. PMID: 25457141.

Krishan S, Dhiman RK, Kalra N, Sharma R, Baijal SS, Arora A, Gulati A, Eapan A, Verma A, Keshava S, Mukund A, Deva S, Chaudhary R, Ganesan K, Taneja S, Gorsi U, Gamanagatti S, Madhusudan KS, Puri P, Shalimar, Govil S, Wadhavan M, Saigal S, Kumar A, Thapar S, Duseja A, Saraf N, Khandelwal A, Mukhopadyay S, Gulati A, Shetty N, Verma N. Joint Consensus Statement of the Indian National Association for Study of the Liver and Indian Radiological and Imaging Association for the Diagnosis and Imaging of Hepatocellular Carcinoma Incorporating Liver Imaging Reporting and Data System. J Clin Exp Hepatol. 2019 Sep-Oct;9(5):625-651. doi: 10.1016/j.jceh.2019.07.005. Epub 2019 Aug 6. Erratum in: J Clin Exp Hepatol. 2020 Mar-Apr;10(2):188. PMID: 31695253; PMCID: PMC6823668.

Amritanand A, Lyngwa D, Thomas N, Eapen A, Immanuel J, Prabhu T, et al. Efficacy of two vertically integrated teaching–learning methods – The ocular basic science workshop versus lecture in enhancing knowledge and skills of ocular examination techniques and underlying principles in second clinical year medical students: A prospective interventional study. TNOA J Ophthalmic Sci Res 2021;59:152-9.

John AO, Singh A, Bala D, Joel A, Georgy JT, Jesudasan MR, Mittal R, Ram TS, Reddy JR, Murthy A, Chandramohan A, Eapen A, Masih D, Ramnath N, Dobrosotskaya I, Yadav B, Chacko RT. Total Neoadjuvant Therapy (TNT) with Full Dose Concurrent Chemotherapy in Locally Advanced Rectal Adenocarcinoma Including Signet Ring and Mucinous Cancers. J Gastrointest Cancer. 2023 Jul 21. doi: 10.1007/s12029-023-00941-4. Epub ahead of print. PMID: 37479897.

Patra A, Lakhani A, Augustine A, Mohapatra P, Eapen A, Singh A, Masih D, Ram TS, Jesudason MR, Mittal R, Chandramohan A. Predicting Positive Radial Margin on Restaging MRI of Patients with Low Rectal Cancer: Can We Do Better? Indian J Radiol Imaging. 2023 Sep 16;34(1):85-94. doi: 10.1055/s-0043-1774300. PMID: 38106864; PMCID: PMC10723970.

Asad RA, Valson AT, Kavitha V, Korula A, Eapen A, Rebekah G, Jacob S, Pathak H, Alexander S, Mohapatra A, David VG, Varughese S, Tamilarasi V, Basu G. Safety and utility of kidney biopsy in patients with estimated glomerular filtration rate < 30 ml/min/1.73 m2. Nephrology (Carlton). 2021 Aug;26(8):659-668. doi: 10.1111/nep.13879. Epub 2021 Apr 14. PMID: 33779021.

John JR, Oommen R, Hephzibah J, Mathew D, Korula A, Shanthly N, Eapen A. Validation of Deauville Score for Response Evaluation in Hodgkin's Lymphoma. Indian J Nucl Med. 2023 Jan-Mar;38(1):16-22. doi: 10.4103/ijnm.ijnm_102_22. Epub 2023 Feb 24. PMID: 37180196; PMCID: PMC10171757.

Parangama C, Anu E, Sukria N. Endoanal ultrasound assessment of sphincter defects and thinning--correlation with anal manometry. Arab J Gastroenterol. 2014 Mar;15(1):27-31. doi: 10.1016/j.ajg.2014.01.006. Epub 2014 Feb 5. PMID: 24630511.

Sunny, Saumya S et al. “Analysis of discordant PET and CT findings in 18F-FDG PET-CT scans in the management of oncology patients.” Indian journal of cancer, 10.4103/ijc.IJC_1202_20. 2 Nov. 2023, doi:10.4103/ijc.IJC_1202_20

Jeslin A.G., Natarajan S., Hiriyanna S., Ninan R., Cecil G.H., Simon B., Eapen A., Thomas V., Thomas A., Varghese K.M., Joel A., Singh A., Karuppusami R., Chandramohan A. (2026) A decision-support tool for management of advanced epithelial ovarian cancer in a single centre in India (CT PAUSE Nomogram): a prospective Study (2022–2024). The Lancet Regional Health - Southeast Asia 49. DOI: 10.1016/j.lansea.2026.100768.

Kanamathareddy HV, Lakhani A, Augustine A, Thanikaivelu S, Eapen A, John R, Simon B, Masih D, Sarvarasan I, Singh A, Chandramohan A. Prevalence of CT-detected extramural vascular invasion in gastric adenocarcinoma and its correlation with other known prognostic factors. Jpn J Radiol. 2025 Jan;43(1):58-67. doi: 10.1007/s11604-024-01644-x. Epub 2024 Aug 29. PMID: 39207641.

Augustine A, Cecil GH, Lakhani A, Kanamathareddy HV, John R, Simon B, Eapen A, Mittal R, Chandramohan A. "Sigmoid take-off" to define recto-sigmoid junction and its impact on rectal cancer classification, staging, and management. Clin Radiol. 2025 May;84:106858. doi: 10.1016/j.crad.2025.106858. Epub 2025 Feb 19. PMID: 40088853.