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Sadhna Dhingra, MD

Board Certifications

Anatomic and Clinical Pathology


Surgical Pathology, Renal Pathology, GI/Liver Pathology


Gastrointestinal Pathology, Renal Pathology


  • Residency – Anatomic and Clinical Pathology, University of Texas-Houston Medical School, Houston, Texas; Pathology, King George Medical College, Lucknow, India; Surgical Pathology, Sanjay Gandhi Postgraduate Institute of Medical Sciences.
  • Medical School – Government Medical College, Amritsar, India
  • Dr. Dhingra served as the section head of adult gastrointestinal and liver pathology at Baylor. She is also a member of the Hans Popper Hepatopathology Society as well as the Hepatology Associates Committee within the American Association of Study of Liver Diseases.
  • Joined ProPath in 2021

Peer-Reviewed Articles

  1. Kim YI, Pecha RL, Keihanian T, Mercado M, Pena-Munoz SV, Lang K, Van Buren G, Dhingra S, Othman MO. MUC1 expressions and its prognostic values in US gastric cancer patients. Cancers (Basel). 2023 Feb 4;15(4):998.

  2. Nagaria TS, Raijman I, Othman MO, Vierling JM, Mahadik J, Dhingra S. Cholangioscopic biopsy sample detection of bile duct invasion by hepatocellular carcinoma – an underappreciated entity.  iGIE. 2022;1(1):62-76.

  3. Patel K, Dhingra S, Goss J. Liver explants of biliary atresia patients transplanted in adulthood show features of obliterative portal venopathy.  Arch Pathol Lab Med. 2022 Nov 7. doi: 10.5858/arpa.2022-0057-OA. [Epub ahead of print]

  4. Mahadik J, Machado Heredia LM, Smaglo BG, Fisher WE, Dhingra S. Perineural invasion by an intraductal papillary mucinous neoplasm of pancreas: a case report of an unusual and unreported high-risk feature of malignant progression. Ann Clin Lab Sci. 2022 Sep;52(5):838-842.

  5. Dhingra S, Mahadik JD, Tarabishy Y, May SB, Vierling JM. Prevalence and clinical significance of portal inflammation, portal plasma cells, interface hepatitis and biliary injury in liver biopsies from patients with non-alcoholic steatohepatitis. Pathology. 2022 Oct;54(6):686-693.

  6. Dhingra S, Bahdi F, May SB, Othman MO. Clinicopathologic correlations of superficial esophageal adenocarcinoma in endoscopic submucosal dissection specimens. Diagn Pathol. 2021 Nov 27;16(1):111.

  7. Zhang J, Sans M, DeHoog RJ, Garza KY, King ME, Feider CL, Bensussan A, Keating MF, Lin JQ, Povilaitis SC, Katta N, Milner TE, Yu W, Nagi C, Dhingra S, Pirko C, Brahmbhatt KA, Van Buren G, Carter S, Thompson A, Grogan RH, Suliburk J, Eberlin LS. Clinical translation and evaluation of a handheld and biocompatible mass spectrometry probe for surgical use. Clin Chem. 2021 Sep 1;67(9):1271-1280.

  8. King ME, Zhang J, Lin JQ, Garza KY, DeHoog RJ, Feider CL, Bensussan A, Sans M, Krieger A, Badal S, Keating MF, Woody S, Dhingra S, Yu W, Pirko C, Brahmbhatt KA, Van Buren G, Fisher WE, Suliburk J, Eberlin LS. Rapid diagnosis and tumor margin assessment during pancreatic cancer surgery with the MasSpec Pen technology. Proc Natl Acad Sci USA. 2021 Jul 13;118(28):e2104411118.

  9. Gingras MC, Sabo A, Cardenas M, Rana A, Dhingra S, Meng Q, Hu J, Muzny DM, Doddapaneni H, Perez L, Korchina V, Nessner C, Liu X, Chao H, Goss J, Gibbs RA. Sequencing of a central nervous system tumor demonstrates cancer transmission in an organ transplant. Life Sci Alliance. 2021 Jul 22;4(9):e202000941.

  10. Othman MO, Bahdi F, Ahmed Y, Gagneja H, Andrawes S, Groth S, Dhingra S. Short-term clinical outcomes of non-curative endoscopic submucosal dissection for early esophageal adenocarcinoma. Eur J Gastroenterol Hepatol. 2021 Dec 1;33(1S Suppl 1):e700-e708.

  11. Tokuyama M, Dhingra S, Polydorides AD. Clinicopathologic features and diagnostic implications of pyloric gland metaplasia in intestinal specimens. Am J Surg Pathol. 2021;45(3):365-373.

  12. Baugh KA, Desai S, Van Buren G, Fisher WE, Farinas CA, Dhingra S. Lactoferrin amyloid presenting as a mural nodule in a pancreatic cystic lesion prompting pancreatoduodenectomy: a case report. BMJ Gastroenterol. 2021;21(1):66.

  13. Haider MA, Naqvi S, Barakat O, Wilken SE, Dhingra S. Ampullary carcinosarcoma with enteroblastic differentiation: a case report. Ann Clin Lab Sci. 2021;51(1):131-135.

  14. Othman MO, Jawaid SA, Rungta M, Sur N, Dhingra S. Double-balloon endolumenal intervention platform with flexible grasper to expedite colonic endoscopic submucosal dissection. VideoGIE. 2020 Dec 26.

  15. Patel KR, Harpavat S, Khan Z, Dhingra S, Quintanilla N, Firan M, Goss J. Biliary atresia patients with successful Kasai portoenterostomy can present with features of obliterative portal venopathy. J Pediatr Gastroenterol Nutr. 2020;71(1):91-98.

  16. Barbara M, Dhingra S, Mindikoglu AL. Drug-induced liver injury associated with Alpha Bolic (RAD-140) and Alpha Elite (RAD-140 and LGD-4033). ACG Case Rep J. 2020;7(6):e00409.

  17. Barbara M, Dhingra S, Mindikoglu AL. Ligandrol (LGD-4033)-induced liver injury. ACG Case Rep J. 2020;7(6):e00370.

  18. Gandle C, Dhingra S, Agarwal S. Radiation-induced enteritis. Clin Gastroenterol Hepatol. 2020;18(3):A39-A40.

  19. Dhingra S, Thupili C, Chua S, Shirlakar K, Prasad SR, Surabhi VR. Update: radiologic-pathologic correlation of hepatocellular adenoma. Appl Radiol. 2019;48(6):21-29.

  20. Sawhney R, Dhingra S, Sood GK. Autoimmune hepatitis refractory to treatment due to underlying grave’s disease. Cureus. 2019 May 4;11(5):e4598.

  21. Hernandez Vargas S, Kossatz S, Voss J, Ghosh SC, Tran Cao HS, Simien J, Reiner T, Dhingra S, Fisher WE, Azhdarinia A. Specific targeting of somatostatin receptor subtype-2 for fluorescence-guided surgery. Clin Cancer Res. 2019;25(14):4332-4342.

  22. Baugh KA, Villafane N, Farinas C, Dhingra S, Silberfein EJ, Massarweh NN, Cao HT, Fisher WE, Van Buren G II. Pancreatic incidentalomas: a management algorithm for identifying ectopic spleens. J Surg Res. 2019;236:144-152.

  23. Wu H, Vu M, Dhingra S, Ackah R, Eldin K, Goss J, Rana A, Qunitanilla N, Patel K, Leung D. Obliterative portal venopathy without cirrhosis is prevalent in pediatric cystic fibrosis liver disease with portal hypertension. Clin Gastroenterol Hepatol. 2019;17(10):2134-2136.

  24. Tang Y, Kortum A, Vohra I, Othman M, Dhingra S, Mansour N, Carns J, Anandasabapathy S, Richards-Kortum R. Improving nuclear morphometry imaging with  real-time and low-cost line-scanning confocal microendoscope. Opt Lett. 2019;44(3):654-657.

  25. Washburn L, Galvan TN, Dhingra S, Rana A, Goss JA. Histoplasmosis hepatitis after orthotopic liver transplantation. J Surg Case Rep. 2017;2017(12):rjx232. doi: 10.1093/jscr/rjx232.

  26. Vanga RR, Dhingra S, Patel K. Insulin expressing pancreatic neuroendocrine tumor associated with intratumor amyloidosis. Clin Gastroenterol Hepatol. 2017;15(10):A35-A36.

  27. Jain S, Dhingra S. Pathology of esophageal cancer and Barrett’s esophagus. Ann Cardiothorac Surg. 2017;6(2):99-109.

  28. Mederos MA, Villafañe N, Dhingra S, Farinas C, McElhany Amy, Fisher W, Van Buren G II. Pancreatic endometrial cyst mimics mucinous cystic neoplasm of the pancreas. World Journal of Gastroenterol. 2017;23(6):1113-1118.

  29. Thyparampil PJ, Yen MT, Dhingra S, Shetlar DJ, Zarrin-Khameh N, Musher BL. Primary neuroendocrine tumor of the orbit presenting with acute proptosis. Ophthal Plast Reconstr Surg. 2017;34(1):e17-e19.

  30. Dhingra S, Ward SC, Thung SN,. Liver pathology of hepatitis C, beyond grading and staging of disease. World J Gastroenterol. 2016;22(4):1357-1366.

  31. Wilson A, Slopis J, Andrassy R, Dhingra S, Austin M. Surgical management of an appendiceal neurofibroma in a neurofibromatosis-1 patient: a case report. J Ped Surg Case Reports. 2015;3(11):492-495.

  32. Dhingra S, Schwartz M, Kim E, Mabel Ko H, Ward SC, Fiel MI, Thung SN. Histological changes in nontumoral liver secondary to radioembolization of hepatocellular carcinoma with yttrium 90-impregnated microspheres: report of two cases. Semin Liver Dis. 2014;34(4):465-8.

  33. Dhingra S, Qureshi R, Abdellatif A, Gaber L, Truong LD. Tubulointerstitial nephritis in systemic lupus erythematosus.  Innocent bystander or ominous presage. Histol Histopathol. 2014;29(5):553-565.

  34. Dhingra S, Fiel MI. Update on the new classification of hepatic adenomas: clinical, molecular and pathological characteristics. Arch Pathol Lab Med. 2014;138(8):1090-7.

  35. Dhingra S, Ayala AG, Chai H, Moreno V, Zhao B. Renal myopericytoma: a case report and review of literature. Arch Pathol Lab Med. 2012;136(5):563-566.

  36. Wong A, Dhingra S, Venkateswar S. Genitourinary tuberculosis. Radiographics. 2012;32(3):839-844.

  37. Dhingra S, Wang H. Non-neoplastic signet ring cell change in gastrointestinal and biliary tract: a pitfall for overdiagnosis. Ann Diagn Pathol. 2011:15(6);490-496.

  38. Dhingra S, Feng W, Brown RE, Zhou Z, Khoury T, Zhang R, Tan D. Clinicopathologic significance of putative stem cell markers, CD44 and nestin, in gastric adenocarcinoma. Int J Clin Exp Pathol. 2011;4(8):733-741.

  39. Dhingra S, Rodriguez ME, Shen Q, Duan X, Stanton ML, Chen L, Zhang R, Brown RE. Constitutive activation with overexpression of the mTORC2-phospholipase 1 pathway in uterine leiomyosarcoma and STUMP: morphoproteomic analysis with therapeutic implications. Int J Clin Exp Pathol. 2011;4(2):134-146.

  40. Dhingra S, Li W, Tan D, Zenali M, Zhang H, Brown RE. Cell cycle biology of fibrolamellar hepatocellular carcinoma. Int J Clin Exp Pathol. 2010;3(8):792-797.

  41. Zenali MJ, Tan D, Li W, Dhingra S, Brown RE. Stemness characteristics of fibrolamellar hepatocellular carcinoma: immunohistochemical analysis with comparisons to conventional hepatocellular carcinoma. Ann Clin Lab Sci. 2010;40(2):126-134.

  42. Haque W, Kelly E, Dhingra S, Carpenter LS. Successful treatment of recurrent Buschke-Lowenstein tumor by radiation therapy and chemotherapy. Int J Colorectal Dis. 2010;25(4):539-540.

  43. Ghoshal UC, Tiwari S, Dhingra S, Pandey R, Ghoshal U, Tripathi S, Singh H, Gupta VK, Nagpal AK, Naik S, Ayyagari A. Frequency of Helicobacter pylori and CagA antibody in patients with gastric neoplasms and controls: the Indian enigma. Dig Dis Sci. 2008;53(5):1215-1222.

  44. Dhingra S, Krishnani N, Kumari N, Pandey R. Evaluation of abdominal fat pad aspiration cytology and grading for detection in systemic amyloidosis. Acta Cytol. 2007;51(6):860–864.

  45. Krishnani N, Dhingra S, Kapoor S, Pandey R. Cytopathological diagnosis of xanthogranulomatous cholecystitis and coexistent lesions: a prospective study of 31cases. Acta Cytol. 2007;51(1):37-41.

  46. Pradhan M, Manisha, Singh R, Dhingra S. Celiac disease as a rare cause of primary amenorrhea: a case report. J Reprod Med. 2007;52(5):453.

  47. Agrawal G, Dhingra S, Mishra SK, Krishnani N. Implantation of parathyroid carcinoma along fine needle aspiration track. Langenbecks Arch Surg. 2006;391(6):623-626.

  48. Dhingra S, Nada R, Rayat CS, Joshi K. Unusual eosinophilic variant of chromophobe cell renal carcinoma—an ultrastructural diagnosis. Indian J Pathol Microbiol. 2005;48(2):255-257.

  49. Tiwari S, Ghoshal U, Ghoshal UC, Dhingra S, Pandey R, Singh M, Ayyagari A, Naik S. Helicobacter pylori-induced apoptosis in pathogenesis of gastric carcinoma. Indian J Gastroenterol. 2005;24(5):193-196.

  50. Itha S, Kumar A, Dhingra S, Choudhuri G. Dapsone-induced cholangitis as a part of dapsone syndrome: a case report. BMJ Gastroenterol. 2003;3(1):21.

  51. Rajkumar A, Basu R, Datta NR, Dhingra S, Gupta RK. Radiation therapy for sacral osteoblastoma. Clin Oncol (R Coll Radiol). 2003;15(2):85-86.

  52. Wagholikar GD, Dhingra S, Krishnani N, Kapoor VK. Large Brunneroma presenting with bleeding. Indian J Gastroenterol. 2002;21(5):201-202.

  53. Malik V, Tyagi I, Krishnani N, Behari S, Dhingra S. Monoostotic fibrous dysplasia of squama of temporal bone. Indian J Otol. 2002;8(1):32-36.

Book Chapters

  1. Dhingra S and Truong LD. The Banff classification of kidney transplant rejection. In: Murthy BVR, Fadem SZ, eds. Issues in Kidney Disease – Transplantation. Hauppauge, NY: Nova Science Publishers; 2021. Issues in Kidney Disease Series.

  2. Dhingra S, Srivastava A, Odze RD. Pathology of esophageal cancer. In: Sugarbaker DJ, eds. Adult Chest Surgery. 3rd ed. McGraw Hill Professional; 2020.

  3. Dhingra S and Tan D. Cancer stem cells. In: Tan D, Lynch H, eds. Principles of Molecular Diagnostics and Personalized Cancer Medicine. 1st ed. Philadelphia, PA: Lippincott Williams Wilkins; 2013:14-28.

  4. Dhingra S and Tan D. Personalized cancer medicine. In: Tan D, Lynch H, eds. Principles of Molecular Diagnostics and Personalized Cancer Medicine. 1st ed. Philadelphia, PA: Lippincott Williams Wilkins; 2013:41-46.


  1. Triozzi JL, Al Attar L, Saeed MK, Dhingra S, Yan J, Tucker BM. Severe vancomycin nephrotoxicity [ePoster #PO0116]. American Society of Nephrology Kidney Week Annual Meeting, 2020.

  2. Dhingra S, Suo L, Othman MO, Holliday MW, Patel K, Van Buren G, Fisher WE, Yu W. Endoscopic ultrasound-guided fine needle biopsy (EUS-FNB) provides optimal tissue cores for definitive pathologic diagnosis in solid pancreatic tumors [poster]. DDW, 2020.

  3. Dhingra S, Machado Heredia ML, Taggert MW, Foo WC, Rashid A, May SB, Wang H. Inter-observer variability and challenges in intraoperative assessment of pancreatic resection margins [poster]. USCAP Annual Meeting, 2020.

  4. Ticas DH, Truong LD, Suo L, Dhingra S. Utility of Sox 9 immunohistochemistry in the identification of acute tubular injury in kidney biopsies. USCAP Annual Meeting, National Harbor, MD, March 2019.

  5. Rajendran P, Cusick M, Dhingra S, Murthy B. Severe acute rejection in human leucocyte antigen identical renal transplants: reviving mixed lymphocyte culture. American Transplant Congress meeting, Boston, MA, June 2019.

  6. Bensussan A, Jqlin J, Dhingra S, Tran HS, Eberlin LS. characterizing malignancy potential of pancreatic intraductal papillary mucinous neoplasm (IPMN) cyst tissue and fluid using desorption electrospray ionization mass spectrometry. American Society of Mass Spectroscopy, Atlanta, GA, 2019.

  7. King M, Zhang J, Lin JQ, Dhingra S, Yu W, Van Buren G, Fisher WE, Suliburk J, Eberlin LS. Molecular detection of pancreatic ductal adenocarcinoma in pancreatic and bile duct tissues using the MasSpec Pen. American Society of Mass Spectroscopy, Atlanta, GA, 2019.

  8. Dhingra S, Segura A, Cortes-Santiago N, Schwartz MR, Mittal, S, Jalal, P, Sood GK. Congestive hepatic fibrosis: correlation with cardiac hemodynamics and changes after VAD or cardiac transplant. American Transplant Congress Meeting, Seattle, WA, June 2018.

  9. Banks W, Calleroz A, Wu H, Patel K, Quintanilla NM, Dhingra S. Diagnostic utility of glutamine synthetase in the diagnosis of congenital hepatic fibrosis. SPP Meeting, Vancouver, BC, March 2018.

  10. Othman MO, Husainat N, Tabash A, Dhingra S. Outcomes of endoscopic submucosal dissection (ESD) for patients with Barrett’s esophagus nodules or early esophageal adenocarcinoma (EAC), a United States experience. DDW Meeting, Chicago, IL, June 2017. GIE. 2017; 85(5S):AB570.

  11. Sigireddi R, Moffett J, Kueht M, Ackah R, Rana A, O’Mahoney C, Goss J, Dhingra S, Khaderi S. An investigation of biopsy proven de novo autoimmune hepatitis after hepatitis C clearance with direct acting antivirals in liver transplant patients. American Transplant Congress Meeting, Chicago, IL, May 2017.

  12. Patel R, Rassameehiran S, Patil R, Dhingra S, Sood GK. Diagnostic utility of non-invasive markers for staging of liver disease in hepatitis C patients with ESRD on hemodialysis. AASLD, Boston MA, November 2016. Hepatology S1165 (Mo1390)

  13. Mehravaran S, Dhingra S. An unusual case of CD34-negative and PDGFR-A mutation-positive inflammatory fibroid polyp. CAP Annual Meeting, Washington, DC, 2017.

  14. Dhingra S. Eskanderi G, Sood GK, Yu W, Vierling JM, Saxena R. Brown stains for identification of ballooned hepatocytes in non-alcoholic steatohepatitis (NASH): ready for prime time? USCAP Meeting, San Antonio, TX, March 2017.

  15. Baba S, Dhingra S, Billah S. Unusual Hepar-1 positive breast cancer: A diagnostic challenge in work-up of metastatic disease. ASCP Meeting, Las Vegas, NV, September 2016.

  16. Qdaisat T, Filipowicz EA, Dhingra S, Wheeler TM, Patel R. Eosinophilic, solid, and cystic renal cell carcinoma: a recently introduced type of renal cell carcinoma. ASCP Meeting, Las Vegas, NV, September 2016.

  17. Ambelil M, Sholwalter JA, Dhingra S. Intrahepatic cholangiocarcinoma arising in a biliary adenofibroma – a case report and review of literature. ASCP Meeting, Las Vegas, NV, September 2016.

  18. Ambelil, M, Dhingra S, Al-Salihi S, Brown RE. Morphoproteomics provides tumorigenic correlates in hepatitis C-associated hepatocellular carcinoma with and without TACE treatment. USCAP Meeting, Seattle, WA, 2016.

  19. Conyers J, Bynon SJ, Tammisetti VS, Dhingra S. Minimally invasive cholangiocarcinoma arising in an intraductal papillary neoplasm of the bile duct: a case report. Texas Society of Pathologists Meeting, Dallas, TX, 2016.

  20. Al-Salihi S, Dierksen J, Hasapes JP, Dhingra S. Synchronous cancers of the common bile duct and gallbladder. A case report. Texas Society of Pathologists Meeting, San Antonio, TX, 2015.

  21. Dhingra S, Schiano TD, Ahmed J, Odin J, Fiel MI. Histological changes that reliably differentiate autoimmune hepatitis from drug-induced autoimmune hepatitis. Important role of liver biopsy. AASLD: The Liver Meeting, Boston, MA, 2014.

  22. Dhingra S, Harpaz N. Refining the histological criteria of IBD-associated gastritis and distinction from H. pylori-associated gastritis. USCAP Meeting, San Diego, CA, 2014.

  23. Dhingra S. Polydorides AD. Clinical spectrum of gastric mucinous metaplasia in intestinal biopsies. USCAP Meeting, San Diego, CA, 2014.

  24. Dhingra S, Sneige N, Schwartz MR, Roberts JA, Ayala AG, Ro JY. Diagnostic yield of magnetic resonance imaging (MRI)-guided core needle biopsies for early detection of breast cancer in a cohort of 546 patients. USCAP Meeting, San Diego, CA, 2014.

  25. Roberts JA, Dhingra S, Schwartz MR. Lymphoid follicles in the stomach as a marker of Helicobacter pylori infection. A myth dispelled. CAP Meeting, Florida, 2013.

  26. Divatia M, Dhingra S, Patel S, Devos J, Truong LD, Barrios R, Knight R, Gaber AO, Gaber L. Histopathological response patterns following treatment of acute renal allograft rejection. USCAP Meeting, Baltimore, MD, 2013.

  27. Dhingra S, Walker PD, Zhang R, Larsen CP. Renal biopsy in the very elderly: analysis of 833 native renal biopsies. Poster presented at USCAP Meeting, Vancouver, BC, 2012.

  28. Dhingra S, Zhao B, Duan X, Zhang R, Brown RE. Overexpression of SPARC in uterine leiomyosarcoma and STUMP. ACS Meeting, Alabama, 2012.

  29. Dhingra S, Duan X, Brown RE. Overexpression of hedgehog pathway component Gli 2 in uterine leiomyoscarcoma and STUMP: a morphoproteomic approach. Stowell-Orbison and Surgical/Autopsy Pathology Awards Competition, USCAP Annual Meeting, San Antonio, TX, 2011.

  30. Dhingra S, Covinsky M, Brown RE. Morphoproteomic profiling of triple-negative breast carcinoma supports incorporation of metformin into clinical trials. CAP Annual Meeting, Chicago, IL, September 2010.

  31. Dhingra S, Feng W,  Brown RE,  Zhou D, Khoury T, Tan D. Expression of stem cell markers in human gastric adenocarcinoma and non-neoplastic gastric mucosa: a study of 209 specimens. USCAP Annual Meeting, Washington, DC, March 2010 and Texas Society of Pathologists Annual Meeting, Galveston, TX, January 2010.

  32. Shen Q, Duan X, Rodriguez ME, Dhingra S, Brown RE. Constitutive overactivation of phospholipase D/mTORC2 pathway in uterine leiomyosarcomas vs. STUMPs, leiomyomas, and myometria. USCAP Annual Meeting, Washington, DC, March 2010.

  33. Dhingra S, Li W, Tan D, Brown RE. Morphoproteomics defines the cell cycle biology of fibrolamellar hepatocellular carcinoma. CAP Annual Meeting, Washington, DC, October 2009.

  34. Dhingra S, Li W, Tan D, Brown RE. Constitutive activation of ERK pathway is associated with tumoral angiogenesis and fibroplasia in fibrolamellar hepatocellular carcinoma. CAP Annual Meeting, Washington, DC, October 2009.

  35. Cota AL, Brown RE, Dhingra S, Feng W, Duan X. Morphoproteomic evidence of a constitutively activated and overexpressed STAT-3 pathway with IL-8 coexpression in cervical cancer and high-grade dysplasia. CAP Annual Meeting, Washington, DC, October 2009.

  36. Dhingra S, Brown RE, Cota AL, Xiao J, Lei T, Duan X. Morphoproteomic confirmation of an activated NF-kappa B pathway in colorectal adenocarcinoma. USCAP Annual Meeting, Boston, MA, March 2009 and Texas Society of Pathologists Annual Meeting, Austin, TX, January 2009.

  37. EP Sotelo, Dhingra S, Duan X, Quintero LPJ. An unusual CD10-negative mixed endometrial stromal and smooth muscle tumor of the uterus: a case report. Texas Society of Pathologists Annual Meeting, Austin, TX, January 2009.

  38. Ghoshal UC, Tiwari S, Pandey R, Dhingra S, Ghoshal U, Singh H, Nagpal AK, Gupta VK, Naik S, Ayyagiri A. Frequency of Helicobacter pylori and CagA antibody in patients with gastric neoplasms and controls: the Indian enigma. American College of Gastroenterology Annual Meeting.

  39. Dhingra S. Renal mucormycosis with massive infarction—a case report. National Indian Association of Pathologists and Microbiologists Conference, Mumbai, India, December 2001.

  40. Dhingra S. Pathology of primary hyperparathyroidism: a practical approach. Clinicopathologic Conference on Thyroid and Parathyroid Pathology, 5th Postgraduate Course in Endocrine Surgery and International Workshop on Endocrine Telesurgery, Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow, India, November 2000.

  41. Dhingra S, Jain M, Gupta RK. Prognostic significance of recurrent renal allograft rejection. National Indian Association of Pathologists and Microbiologists Conference, New Delhi, India, November 2000.

  42. Dhingra S, Gupta RK. Intraoperative squash smears in CNS lesions. Department of Pathology Clinical Grand Rounds, Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow, India, 2000.

  43. Dhingra S, Husain N, Jyotsna, Bagchi, M, Husain M. p53 expression in CNS neoplasms. National Indian Association of Pathologists and Microbiologists Conference, Jodhpur, India, 1997.