Curriculum Vitae

Imran Hassan , MD
Assistant Professor, Division of General Surgery
E-mail: ihassan@siumed.edu

Brief Biography

Dr. Imran Hassan is an Assistant Professor in the Division of General Surgery at Southern Illinois University School of Medicine. He is board certified in General Surgery. He specializes in all aspects of colon and rectal surgery. His practice includes the treatment of colon and rectal cancer, diverticulitis, ulcerative colitis, Crohn’s disease, polyps, and anorectal conditions such as hemorrhoids, fistulas and rectal prolapse. He also performs colonoscopy and has a special interest in laparoscopic surgery, which involves using minimally invasive techniques to treat many diseases of the colon and rectum. He has many research interests including surgical management of rectal cancer with sphincter-saving procedures and quality of life outcomes following colorectal surgery.

Dr. Hassan completed his residency in General Surgery and research and clinical fellowships in Colon and Rectal Surgery from the Mayo Clinic in Rochester, Minnesota. Dr. Hassan is a member of the American College of Surgeons and the American Society of Colon and Rectal Surgeons.

For more information or to schedule an appointment with Dr. Hassan, please call SIU Physicians and Surgeons at 217-545-5555.

Employment

Southern Illinois University
School of Medicine, Physicians and Surgeons 2006 - present
Springfield, IL.

Academic Appointments

Assistant Professor, Division of General Surgery 2006 - present
Southern Illinois University, School of Medicine
Springfield, IL.

Post Graduate Appointments

• Clinical Fellow, Colon and Rectal Surgery, Mayo Clinic, 2005-2006
  Mayo Clinic College of Medicine, Rochester, MN.
  
• Research Fellow, Colon and Rectal Surgery, Mayo Clinic, 2004-2005
  Mayo Clinic College of Medicine, Rochester, MN.
  
• Surgical Trainee, Colon and Rectal Surgery, Freeman Hospital, 2003-2004
  Newcastle upon Tyne, England.
  
• Resident in General Surgery, Mayo Clinic 1997-2003
  General Surgery Residency Program,
  Mayo Clinic College of Medicine, Rochester, MN.
  

Education

• Certificate in Clinical Research 2004-2005
  Mayo Graduate School of Medicine. Rochester, MN.
  
• Bachelor of Medicine and Surgery (M.B.,B.S) 1990-1995
  Aga Khan University, Karachi, Pakistan
  
  
  

Research

• Research Fellow, Colon and Rectal Surgery, Mayo Clinic, 2004-2005
  Mayo Graduate School of Medicine, Rochester, MN.
  Supervisors: R.R. Cima, MD and Heidi Nelson, MD.
  
• Research Associate, Department of Surgery, 1996-1997
  Beth Israel Deaconess Medical Center, Boston, MA.
  Supervisor: J.B. Matthews, M.D.
  

Board Certification

American Board of Surgery 49173 2004

Licensure

• Minnesota 41912
• General Medical Council Registration, England 6076681
  
  

Honors and Awards

• Best paper, Northwest Colorectal Society Meeting, Salishan, OR 2005.
• 1st place, Minnesota State Trauma competition 2003.
• Trainee travel award, American Federation of Clinical Research 2003.
• Trainee travel award, American Federation of Clinical Research 2002.
• Dean’s travel grant to 11th International Medical Sciences Students Congress, Istanbul, Turkey, 1995.
• Chief Resident Teacher of the Year 2003, Department of Surgery, Mayo Clinic.
• Mayo Medical School Excellence in Teaching Recognition 1999-2000.

Professional Affiliations

• American Federation of Medical Research
• American College of Surgeons - Member
• American Society of Colon and Rectal surgeons - Member
• American Medical Association.
• Minnesota Medical Association
• Minnesota Surgical Society
• Mayo Medical Alumni Society
• Society of American Gastrointestinal Endoscopic Surgeons - Member
• Society for Surgeons of the Alimentary Tract - Member
• The Priestly Society, Mayo Alumni Surgical Association.
  

Publications

1. Empyema thoraces, an unusual cause for mediastinal widening on a PA film: A review of literature regarding the value of CT scan in evaluating empyemas. J.A Khan, N. Ajanee, I. Hassan, I. Rizvi. Specialist 1994;10:317-321

2. Down’s Syndrome in Pakistan: Prevalence and presentation in a defined birth cohort. I. Hassan, A A. Haleem, Z.A. Bhutta. Specialist 1996;12:207-211

3. Churg Strauss syndrome with intestinal perforation. A case report and review of literature. J.A. Khan, I. Hassan, S. Pervaiz, S.M. Khan, W. Jafri.
Journal of Pakistan Medical Association 1996;46:23-26

4. Herpes Zoster mistaken for biliary colic and treated by laparoscopic cholecystectomy: A cautionary case report. I. Hassan, J.H. Donohue.
Surgical Endoscopy 1996;10: 848-849

5. Profile and risk factors for congenital heart disease amongst a Pakistani birth cohort: A case control study. I. Hassan, A.A. Haleem, Z.A. Bhutta.
Journal of Pakistan Medical Association 1997;47:78-81

6. Road Traffic injuries in Karachi: The disproportionate role of buses and trucks.
S. Luby, I. Hassan , N. Jahangir, N. Rizvi, S. Ubaid, M. Farooqui, S. Sadruddin
Southeast Asian Journal of Tropical Medicine and Public Health 1997;28:395-398

7. Regulation of Na-K-2Cl Cotransporter gene expression and function during enterocyte differentiation: Modulation of intestinal chloride secretory capacity by butyrate. J.B. Matthews, I. Hassan, S. Meng, S.Y. Archer, R.A. Hodin.
Journal of Clinical Investigation 1998;101: 2072-2079

8. Malignant transformation of giant condyloma acuminatum (Buschke-Lowenstein Tumor). I. Hassan, S. Nivatvongs, A.F. Horgan. Surgical Rounds 2001;6:317-321

9. Chronic renal failure secondary to oxalate nephropathy: A preventable complication after jejuno-ileal bypass. I. Hassan, J.M. Sarmiento, L.A. Juncos, D.S. Milliner,
M.G. Sarr. Mayo Clinic Proceedings 2001; 76:758-760

10. V-Y sliding flaps for repair of large bilateral perianal defects.
I. Hassan, S. Nivatvongs, A.F. Horgan. American Journal of Surgery 2001;181:363-365

11. A case of asymptomatic thoracic aorta mural thrombi.
I. Hassan, K.J. Zehr, W.K. Freeman. Annals of Thoracic Surgery 2001;72:1735-7

12. Spontaneous pneumomediastinum from blunt chest trauma.
I. Hassan, D.C. Cullinane, F.C. Nichols. Contemporary Surgery 2002; 6:302-306

13. Motorscooter handle bar syndrome.
I. Hassan, T.E. Rassmussen, D.C. Cullinane, J.M.Panneton. J Trauma 2002;53:806

14. Ehlers-Danlos syndrome type IV and a novel mutation of the type III procollagen gene as a cause of abdominal apoplexy. I. Hassan, T.E. Rassmussen, P.Gloviczki, D.Whitman. Mayo Clinic Proceedings 2002;77:861-3

15. Acute pancreatitis after extracorporeal shock wave lithotripsy for a renal calculus.
I. Hassan, S.P. Zietlow. Urology 2002; 60:1111

16. Surgical management of abdominal tuberculosis.
I. Hassan, E. Barkalis, R.E. Thompson, F.G. Que. J Gastrointest Surg 2002; 6:862–867

17. Curative potential of multimodality therapy for locally recurrent cancer.
D. Hahnloser, H. Nelson, L. L. Gunderson, I. Hassan, M.G. Haddock, M.J. O’Connel, S. Cha, D.J. Sargent, A.F. Horgan. Annals of Surgery 2003;237:502-508

18. Outcome of patients undergoing ileal pouch anal anastomosis for left-sided chronic
ulcerative colitis. I. Hassan, A.F. Horgan, S. Nivatvongs.
J Gastrointestinal Surgery 2003;7:567-57

19. Operative management of primary retroperitoneal sarcomas: A reappraisal of an
institutional experience. I. Hassan, S.Z. Park, J.H. Donohue, D.M. Nagorney, A.G.
Nasciemento, P.A. Kay. Annals of Surgery 2004;239:244-250

20. Intraabdominal desmoplastic small round cell tumors. I. Hassan, R Shyyan, J.H. Donohue,
J.H. Edmonson, L.L. Gunderson, C.R. Moir, C.A. Arndt, A.G. Nascimento, F.G. Que.
Cancer 2005;104(6):1264-70

21. Preoperative intensive, community-based vs. traditional stoma education: A randomized, controlled trial. S. Chaudhri, L. Brown, I. Hassan, A.F. Horgan. Dis Colon Rectum 2005;48:504-9

22. Quality of life after ileal pouch anal anastomosis and ileorectal anastomosis in patients with familial adenomatous polyposis. I. Hassan, H.K. Chua, S.F. Donnelly, B.G. Wolff, R.R. Dozois,
D.R. Larson, C.D. Schleck, H. Nelson. Dis Colon Rectum 2005;48:2032-2037

23. Posterior circumflex humeral artery aneurysm in two professional volleyball players:
A case report and review of the literature. A.L. McIntosh, I. Hassan, K.J. Cherry,
D. Dahm. American Journal of Orthopedics 2006;35(1):33-36

24. Exposure to electrocautery toxins in laparoscopic and open colorectal surgery – Smoke, but don’t inhale. I. Hassan, E.R. Drelichman, B.G. Wolff, C. Ruiz, S.C. Sobczak, D.W. Larson.
Professional Safety 2006;4:38-41.

25. Clinical, pathologic and immunohistochemical characteristics of gastrointestinal stromal tumors of
the colon and rectum: Implications for surgical management and adjuvant therapies.
I. Hassan, Y.N. You, E.J. Dozois, R. Shayyan, T.C. Smyrk, S.H. Okuno, J. H. Donohue.
Dis Colon Rectum 2006;49:609-15.

26. Quality of life outcomes in the treatment of advanced colorectal malignancies.
I. Hassan, R.R. Cima, J.A. Sloan. Gastroenterology Clin N Am 2006;35:53-64.

27. Long-term functional outcomes and quality of life after coloanal anastomosis for distal rectal cancer.
I. Hassan, D.W. Larson, R.R. Cima, J.U. Gaw, H.K. Chua, D. Hahnloser, J.M. Stulak,
M.M. O‘Byrne, D.R. Larson, B.G. Wolff, J.H. Pemberton.
Dis Colon Rectum – in press

Published Abstracts

1. Opposing effects of the tyrosine kinase inhibitor Genestein on apical and basolateral transport sites of chloride secretory epithelia.
J.M. Mayol, E.C. Mun, B.J. Hrnjez, J.C. Song, I. Hassan, J.A. Smith,
H.I. Akbarali, J.B. Matthews. Gastroenterology 1997;114: 416a

2. Butyrate downregulates Na-K-2Cl cotransport and secretory capacity of model
intestinal epithelia.
I.Hassan, S. Meng, S.A. Archer, B.J. Hrnjez, R.A. Hodin, J.B. Matthews.
Gastroenterology 1997;112: 368a

3. Genestein inhibits cAMP-dependent Cl secretion and Na/K/Cl cotransport via a
tyrosine kinase independent mechanism.
J.K. Sicklick, E.C. Munn, I. Hassan, J.C. Song, J.B. Matthews.
Gastroenterology 1998;112: 384a

4. Can preoperative extent of chronic ulcerative colitis predict post operative pouch function? I. Hassan, A.F. Horgan, S. Nivatvongs.
Gastroenterology 1999;6 (4): A1337

5. Quality of life and functional results in familial adenomatous polyposis patients after ileal pouch anal anastomosis or ileorectal anastomosis.
I. Hassan, H.K. Chua, S.F. Donnelly, B.G. Wolff, R.R. Dozois, D.R. Larson.
Asian Journal of Surgery 2003;26:S79

6. Outcome of critically ill surgical patients requiring prolonged ICU stays.
I. Hassan, S.F. Donnelly, M.P. Bannon, D.C. Cullinane, H.J. Schiller, M.D. Sawyer, Y. Baerga-Varela, D.L. Anderson, Scott P. Zietlow.
Journal of Investigative Medicine 2003;51;S369

7. Quality of life and functional outcomes in critically ill surgical patients surviving prolonged ICU stays. S.F. Donnelly, I. Hassan, M.P. Bannon, D.C. Cullinane, H.J. Schiller, M.D. Sawyer, Y. Baerga-Varela, D.L. Anderson, S.P. Zietlow.
Journal American College of Surgeons 2003;1:A1

8. Clinical and pathologic spectrum of colon and rectal gastrointestinal
stromal tumors. Y. N. You, I.Hassan, R. Shyyan, J.H. Donohue, T.C.Smyrk, C.D. Schleck, E.Dozois. Diseases Colon and Rectum 2004;2:B123

9. Surgical pathology and outcome of gastrointestinal stromal tumors of the stomach
Y. N You, I. Hassan, R. Shyyan, F.G. Que, T.C. Smyrk, J.H. Donohue.
Gastroenterology 2004;111:S4

Extramural Presentations

1. The Death Bus. I. Hassan, S.P. Luby, S Saddruddin, N. Jahangir, N. Rizvi. Grand Seminar on Megacities: Crises and Challenges, Karachi, Pakistan, November 1995.

2. The incidence of Down's syndrome at the Aga Khan University Hospital: A 5 year experience. A. A. Haleem, I. Hassan, Z. A. Bhutta.
11th International Medical Sciences Students Congress, Istanbul, Turkey, April 1995.

3. Cytosolic [Cl¯] controls regulation of intestinal Na-K-Cl Cotransport
I. Hassan, J.B. Matthews.
Association of Academic Surgeons, Dallas, TX, November 1997.

4. Curative potential of multimodality therapy for locally recurrent rectal cancer.
A.F. Horgan, H. Nelson, D.J. Sargent, L.L. Gunderson, I. Hassan, R.R. Dozois,
American Society of Clinical Oncologists, Atlanta GA., May 1999.

5. V-Y sliding flaps for repair of large bilateral perianal defects.
I. Hassan, S. Nivatvongs, A. F. Horgan.
Minnesota Surgical Society, Spring meeting, Minneapolis, MN., May 2000.

6. Preoperative extent of chronic ulcerative colitis and postoperative outcome of ileal
pouch anastomosis: Does it matter?
I. Hassan, A.F. Horgan, S. Nivatvongs, D. Larson, J. Harrington.
Minnesota Surgical Society, Fall meeting, Duluth, MN., September 2001.

7. Operative Management of retroperitoneal sarcomas: A reappraisal of an institutional experience. I. Hassan, S.Z. Park, J.H. Donohue, D.M. Nagorney, C.D. Scheleck,
D.M. Ilstrup. Society for Surgical Oncology, Denver, CO., March 2002.

8. Abdominal apoplexy and Ehlers-Danlos syndrome (EDS) type IV: A case of a ruptured ileocolic artery aneurysm and a novel mutation of the type III procollagen gene.
T.E. Rasmussen, I. Hassan, U. Schwarze, D.E. Whiteman, P. Gloviczki.
20th World Congress of the International Union of Angiology, New York, NY., April 2002.

9. Outcome of patients undergoing ileal pouch anal anastomosis for left-sided chronic
ulcerative colitis. I Hassan, A.F. Horgan, S. Nivatvongs, J. Harrington, D.R. Larson.
American Federation of Medical Research, Baltimore, MD., April 2002.

10. Surgical management of abdominal tuberculosis. I.Hassan, E. Barkalis, R.E. Thompson, F.G. Que.
Society for Surgery of the Alimentary Tract, San Francisco, CA., May 2002.

11. Intraabdominal Desmoplastic Small Round Cell Tumors: A diagnostic and therapeutic challenge. I. Hassan, R. Shyyan, J.H. Donohue, C.R. Moir, C.A.S. Arndt, A.G. Nascimento, F.G Que. American Society of Clinical Oncology, Chicago, IL., May 2003.

12. Clinical and pathologic spectrum of large bowel gastrointestinal stromal tumors.
I.Hassan, Y. N. You, R. Shyyan, J.H. Donohue, T.C.Smyrk, C.D. Schleck, E.Dozois.
First Annual International Congress, St. Marks, London, England, December 2003.

13. Predicting and stratifying risk of conversion for laparoscopic colon and rectal procedures using a prospective database and a multi variable analysis.
I. Hassan, R.R. Cima, D.W. Larson, E.J. Dozois, T.M. Young-Fadok, H. Nelson.
American Society of Colon and Rectal Surgeons, Philadelphia, PA. April 2005

14. Does timing of pelvic radiotherapy affect long term function and quality of life after coloanal anastomosis for distal rectal cancers?
I. Hassan, D.W. Larson, R.R. Cima, J.U. Gaw, H.K. Chua, D. Hahnloser, J.M. Stulak,
M.M. O‘Byrne, D.R. Larson, B.G. Wolff, J.H. Pemberton.
American Society of Colon and Rectal Surgeons, Philadelphia, PA. April 2005

15. Clinical, pathologic and immunohistochemical characteristics of gastrointestinal stromal tumors of the colon and rectum: Implications for surgical management and adjuvant therapies.
I. Hassan, Y.N. You, E.J. Dozois, R. Shayyan, T.C. Smyrk, S.H. Okuno,
J. H. Donohue. Northwest Colorectal Society, Salishan, OR. August 2005

16. Oncological outcomes and prognostic factors of surgically managed small bowel gastrointestinal stromal tumors (GIST). I. Hassan, Y.N. You, E.J. Dozois, T.C. Smyrk, S.H. Okuno, J. H. Donohue.
Minnesota surgical Society, Deerwood, MN. September 2005

17. Expansion of a laparoscopic colon and rectal surgery practice does not adversely affect patient and practice outcomes. I. Hassan, H. Nelson, R.R. Cima, D.W. Larson, E.J. Dozois, T.M. Young-Fadok.
American College of Surgeons, San Francisco, CA. October 2005

18. Laparoscopic surgery for complicated and uncomplicated diverticulitis: Impact on conversion rates and patient outcomes. I. Hassan, R.R. Cima, D.W. Larson, E.J. Dozois, D.R. Larson.
Society of American Gastrointestinal and Endoscopic Surgeons, Dallas, TX. April 2006.
10th World Congress of Endoscopic Surgery, Berlin, Germany. September 2006.

19. Impact of a new technology (Hand Assisted Laparoscopic Surgery, HALS) on a specialty colorectal surgical practice at a single institution.
R.R. Cima, I. Hassan, D.W. Larson, E. J. Dozois, J.H. Pemberton.
Society of American Gastrointestinal and Endoscopic Surgeons, Dallas, TX. April 2006.

20. Gastrointestinal stromal tumors (GIST) of the small bowel: High-risk pathologic features predict the need for adjuvant therapy.
I. Hassan, Y.N. You, E.J. Dozois, R. Shayyan, T.C. Smyrk, S.H. Okuno, J. H. Donohue.
Society for Surgeons of the Alimentary Tract, Los Angeles, CA. May 2006.

21. Colectomy and ileorectal anastomosis (IRA) for slow transit constipation (STC): Long-term functional and quality of life results.
I. Hassan, J.H. Pemberton, Y.N. You, D. Rath-Harvey, E.R. Drelichman, D. R. Larson.
Society for Surgeons of the Alimentary Tract, Los Angeles, CA. May 2006.

22. Vacuum-assisted Closure of Complex Pilonidal Disease: Feasibility and Effectiveness in Five Cases
F.P. Bendewald, D.R. Metcalf, I. Hassan, R.R. Cima.
Minnesota Surgical Society, Minneapolis, MN. May 2006.

23. Tubulovillious adenoma of an ileostomy in familial adenomatous polyposis syndrome. Report of a case and a review of a literature. D.J. Rea, I. Hassan, J.T. Lewis, R.C. Robert.
Minnesota Surgical Society, Minneapolis, MN. May 2006.

24. The accuracy and applicability of institutional predictive models in laparoscopic colorectal surgery. One size does not fit all.
I. Hassan, R.R. Cima, D.W. Larson, E.J. Dozois, J.H. Pemberton, M.M. O’Byrne, D.R. Larson.
American Society of Colon and Rectal Surgeons, Seattle, WA. June 2006.

25. How well do we assess sexual function after colorectal surgery? An analysis of 5 survey studies of 612 patients. Y.N. You, I. Hassan, R.R. Cima, S.A. Barnes.
General Surgery Residents Forum, American Society of Colon and Rectal Surgeons, Seattle, WA. June 2006.

26. Does the number and duration of acute diverticulitis attacks affect risk of conversion in patients undergoing laparoscopic sigmoid resections? I. Hassan, R.R. Cima, D.W. Larson, E.J. Dozois,
D.R. Larson. Annual meeting of the Association of Coloproctology of Great Britain and Ireland, Newcastle, England, July 2006.

27. Complete response to palliative chemotherapy in locally advanced colon cancer: A surgical management dilemma. F.P. Bendewald, D.R. Metcalf, I. Hassan, S. Nivatvongs, R.R. Cima, Midwest Surgical Society, Mackinaw Island, MI. August 2006.