Rajan S, Kurien M, Gupta AK, Mathews SS, Albert RR, Tychicus D. Velopharyngeal incompetence in patients with cleft palate, flexible video pharyngoscopy and perceptual speech assessment: a correlational pilot study. J Laryngol Otol. 2014 Nov;128(11):986-90. doi: 10.1017/S0022215114002266. Epub 2014 Oct 22. PMID: 25335572.

Philip A, Rajan Sundaresan V, George P, Dash S, Thomas R, Job A, Anand VK. A reclusive foreign body in the airway: a case report and a literature review. Case Rep Otolaryngol. 2013;2013:347325. doi: 10.1155/2013/347325. Epub 2013 Nov 7. PMID: 24312739; PMCID: PMC3838836.

Philip A, Thomas R, Job A, Sundaresan VR, Anandan S, Albert RR. Effectiveness of 7.5 percent povidone iodine in comparison to 1 percent clotrimazole with lignocaine in the treatment of otomycosis. ISRN Otolaryngol. 2013 Jul 25;2013:239730. doi: 10.1155/2013/239730. PMID: 23984100; PMCID: PMC3747501.

Gaurav Ashish, Rajan Sundaresan V , Ajay Philip TRANSORAL LASER EXCISION OF SCHWANNOMA IN BASE OF TONGUE - CASE REPORT WITH REVIEW OF LITERATURE Otorhinolaryngology Clinics: An International Journal, May-August 2015;7(2):68-71

Prabhu SM, Irodi A, George PP, Sundaresan R, Anand V. Missed intranasal wooden foreign bodies on computed tomography. Indian J Radiol Imaging. 2014 Jan;24(1):72-4. doi: 10.4103/0971-3026.130703. PMID: 24851009; PMCID: PMC4028920.

Sundaresan R, Varghese L, Thomas R, Joy N. MALT Lymphoma- An Uncommon Tumour In The Larynx. National Journal of Otorhinolaryngology and Head & Neck Surgery, Vol. 1(10) No. 1, April 2013

Rajan S, Kurien M, Gupta AK, Mathews SS, Albert RR, Tychicus D. Velopharyngeal incompetence in patients with cleft palate, flexible video pharyngoscopy and perceptual speech assessment: a correlational pilot study. J Laryngol Otol. 2014 Nov;128(11):986-90. doi: 10.1017/S0022215114002266. Epub 2014 Oct 22. PMID: 25335572.

Philip A, Rajan Sundaresan V, George P, Dash S, Thomas R, Job A, Anand VK. A reclusive foreign body in the airway: a case report and a literature review. Case Rep Otolaryngol. 2013;2013:347325. doi: 10.1155/2013/347325. Epub 2013 Nov 7. PMID: 24312739; PMCID: PMC3838836.

Philip A, Thomas R, Job A, Sundaresan VR, Anandan S, Albert RR. Effectiveness of 7.5 percent povidone iodine in comparison to 1 percent clotrimazole with lignocaine in the treatment of otomycosis. ISRN Otolaryngol. 2013 Jul 25;2013:239730. doi: 10.1155/2013/239730. PMID: 23984100; PMCID: PMC3747501.

Gaurav Ashish, Rajan Sundaresan V , Ajay Philip TRANSORAL LASER EXCISION OF SCHWANNOMA IN BASE OF TONGUE - CASE REPORT WITH REVIEW OF LITERATURE Otorhinolaryngology Clinics: An International Journal, May-August 2015;7(2):68-71

Prabhu SM, Irodi A, George PP, Sundaresan R, Anand V. Missed intranasal wooden foreign bodies on computed tomography. Indian J Radiol Imaging. 2014 Jan;24(1):72-4. doi: 10.4103/0971-3026.130703. PMID: 24851009; PMCID: PMC4028920.

Sundaresan R, Varghese L, Thomas R, Joy N. MALT Lymphoma- An Uncommon Tumour In The Larynx. National Journal of Otorhinolaryngology and Head & Neck Surgery, Vol. 1(10) No. 1, April 2013

Gandham EJ, Sundaresan R, Thomas R, Chacko AG. A novel nasoseptal flap harvesting technique in revision expanded endoscopic transsphenoidal approaches. Neurol India. 2017 Jan-Feb;65(1):129-133. doi: 10.4103/0028-3886.198214. PMID: 28084257.

Gandham EJ, Sundaresan R, Thomas R, Chacko AG. A novel nasoseptal flap harvesting technique in revision expanded endoscopic transsphenoidal approaches. Neurol India. 2017 Jan-Feb;65(1):129-133. doi: 10.4103/0028-3886.198214. PMID: 28084257.

Stephen S, Subashini B, Thomas R, Philip A, Sundaresan R. Skull Base Osteomyelitis Caused by an Elegant Fungus. J Assoc Physicians India. 2016 Feb;64(2):70-71. PMID: 27730788.

Upreti G, Thomas R, Milton S, Sundaresan R. Bilateral juvenile nasopharyngeal angiofibroma with hepatoblastoma and horseshoe kidney: Implication of common molecular signaling? Int Forum Allergy Rhinol. 2022 Jun 11. doi: 10.1002/alr.23038. Epub ahead of print. PMID: 35689607.

Kurien R, Varghese L, Cherian LM, Sundaresan R, John M, Mammen MD, Inja RR, Manesh A, Paul H, Gurijala PR, Michael JS, Thomas M, Abhilash KPP, Varghese AM, Rupa V. Revised workflow practices in the management of acute invasive fungal sinusitis during the coronavirus disease 2019 pandemic. J Laryngol Otol. 2022 Dec;136(12):1314-1319. doi: 10.1017/S0022215122001888. Epub 2022 Aug 16. PMID: 35971740.

Vediappan RS, Bennett C, Cooksley C, Bassiouni A, Scott JR, Al Suliman YA, Lumyongsatien J, Moratti S, Psaltis AJ, Vreugde S, Wormald PJ. Wound healing in endoscopic sinus surgery: Phase 1 clinical trial evaluating the role of Chitogel with adjuvants. Clin Otolaryngol. 2022 Nov 1. doi: 10.1111/coa.13996. Epub ahead of print. PMID: 36317791.

Upreti, G., Jonathan, G., Sundaresan, R. . Tension Pneumocephalus: A Potentially Fatal Complication of Expanded Endoscopic Endonasal Approach. Indian J Otolaryngol Head Neck Surg 75, 2523–2528 (2023). https://doi.org/10.1007/s12070-023-03802-5

Kurien R, Varghese L, Cherian LM, Sundaresan R, John M, Mammen MD, Inja RR, Manesh A, Paul H, Gurijala PR, Michael JS, Thomas M, Abhilash KPP, Varghese AM, Rupa V. Revised workflow practices in the management of acute invasive fungal sinusitis during the coronavirus disease 2019 pandemic. J Laryngol Otol. 2022 Aug 16:1-6. doi: 10.1017/S0022215122001888. Epub ahead of print. PMID: 35971740.

Upreti G, Thomas R, Sundaresan R, Rebekah G, Rupali P, Jasper A. Clinico-Radiological Evaluation for Longitudinal Assessment in Central Skull Base Osteomyelitis: Proposal of Novel Scoring System. Indian J Otolaryngol Head Neck Surg. 2023 Dec;75(4):3553-3564. doi: 10.1007/s12070-023-03956-2. Epub 2023 Jul 4. PMID: 37974699; PMCID: PMC10646027.

Ahamed S, Samson D, Sundaresan R, Balasubramanya B, Thomas R. Double Blinded Randomized Controlled Trial Comparing Budesonide and Saline Nasal Rinses in the Post-operative Management of Chronic Rhinosinusitis. Indian J Otolaryngol Head Neck Surg. 2024 Feb;76(1):408-413. doi: 10.1007/s12070-023-04173-7. Epub 2023 Sep 1. PMID: 38440477; PMCID: PMC10909031.

Sahu, Shalini; Mathews, Miria; Sara, Katti Blessi; Thomas, Habie; Rebekah, Grace J; Irodi, Aparna; Vediappan, Rajan Sundaresan1; Thomas, Regi1. Soft-tissue Imaging Modalities and Their Clinical Relevance in Rhino-orbital-cerebral Mucormycosis. Current Medical Issues 23(4):p 268-273, Oct–Dec 2025. DOI: 10.4103/cmi.cmi_57_25

Management Challenges of Internal Carotid Artery Pseudoaneurysm in Skull Base Osteomyelitis.Arun G. Karthat Katti B. Sara Miria Mathews Nandu Sukumaran Santhosh B. Kannan Bharathy Aeesha Tasneem Abi Manesh Shyamkumar N. Keshava Rajan Sundaresan Regi Thomas.J Neurol Surg B Skull Base DOI: 10.1055/a-2607-5667

Sara KB, Thomas Z, Kumar PL, Charlu AP, Subashini B, Vediappan RS, Thomas R. Skull Base Osteomyelitis- Microbiological Profile and Management Implications. Indian J Otolaryngol Head Neck Surg. 2025 Jun;77(6):2234-2238. doi: 10.1007/s12070-025-05442-3. Epub 2025 Apr 28. PMID: 40420877; PMCID: PMC12103396.

Johnson HE, Sunny SS, Hephzibah J, Thomas R, Sundaresan R. 68 Ga-Citrate PET/CT Imaging in the Diagnosis of Skull Base Osteomyelitis and Its Usefulness in the Assessment of Treatment Response. Clin Nucl Med. 2024 Feb 1;49(2):e54-e57. doi: 10.1097/RLU.0000000000004904. Epub 2023 Dec 22. PMID: 38141005.

Thomas, Regi. (2018). Pterygopalatine fossa infiltration- a randomised single blinded study comparing adrenaline and saline in achieving hemostasis during endoscopic sinus surgery. - Orissa Journal of Otolaryngology. 10.21176 /ojolhns.2018.12.2.11.

Mascarenhas AR, Vediappan RS, Jukes AK, Bouras G, Kaukas LM, Chryssidis S, Manavis J, Finnie J, Moratti S, Vreugde S, Psaltis AJ, Wormald PJ. Haemostatic efficacy and inflammatory response of a novel beta-chitin patch in a cerebral small vessel injury model - A pilot study. J Clin Neurosci. 2023 Aug;114:70-76. doi: 10.1016/j.jocn.2023.06.001. Epub 2023 Jun 13. PMID: 37321020.

Vediappan RS, Sara KB, Philip A, Thomas R, Rebekah G, Prabhu K, Michael RC, Singh A, Bapani S, Isaiah R, R C, Kurian R, Thomas M, Irodi A, Job A. Expanded Endoscopic Endonasal Approach in the Management of Anterior Skull Base Malignancies: Experience from a Quaternary Care Center in India. Indian J Surg Oncol. 2025 Dec;16(6):1721-1729. doi: 10.1007/s13193-025-02289-6. Epub 2025 Mar 31. PMID: 41415785; PMCID: PMC12708485.

Chiramal LD, Sundarasan R, Chacko AG, Thomas R. Temporary Nasal Morbidity after Expanded Endoscopic Endonasal Surgery for Skull Base Tumors. J Neurol Surg B Skull Base. 2024 Dec 5;87(1):29-35. doi: 10.1055/a-2464-4928. PMID: 41503429; PMCID: PMC12774491.

Joseph J, Govind A, Vediappan RS, Thomas R, Jonathan GE, Raju K. Anterior Skull Base Reconstruction Using a Vascularized Pericranial Flap: A Promising Alternative in Sinonasal Malignancies. J Neurol Surg B Skull Base. 2024 Oct 28;86(6):720-725. doi: 10.1055/s-0044-1792079. PMID: 41140433; PMCID: PMC12552046.

Karthat AG, Regi S, Thomas H, Sara KB, Beula Subashini P, Sundaresan R, Thomas R. Diffusion-Weighted Imaging Does Not Differentiate Between Bacterial and Fungal Skull Base Osteomyelitis. Clin Otolaryngol. 2025 Mar;50(2):300-306. doi: 10.1111/coa.14256. Epub 2024 Nov 12. PMID: 39533393.

Mathew SS, Sundaresan R, Peter J, Irodi A, Thomas R, Sara KB. Orbital Complications of Sino Nasal Tumors. Indian J Otolaryngol Head Neck Surg. 2024 Dec;76(6):5623-5630. doi: 10.1007/s12070-024-05047-2. Epub 2024 Sep 11. PMID: 39559019; PMCID: PMC11569337.

Simultaneous Endoscopic Endonasal and Transcranial Excision of Giant Pituitary Adenomas. Prabhu, Krishna , Chacko, Ari , Jonathan, Edmond , D'Souza, Wilson , Sundaresan, Rajan , HS, Asha , Thomas, Regi. (2023). DOI:84. 10.1055/s-0043-1762035