Education
2015: M.D - University of Illinois College of Medicine at Chicago Metropolitan Group Hospitals Program Chicago, Illinois, USA.
2006: MRCS (Ed) - Royal College of Surgeons In Edinburgh Scotland, United Kingdom.
2004: MS - University of Rajasthan, Jaipur, India.
2000: MBBS - BJ Medical College, University of Pune, India.
Residency
2015-2016: Colon and Rectal Surgery Fellowship - John H Stroger, Jr Hospital of Cook County, Chicago, Illinois, USA.
2010-2015: General Surgery Residency - University of Illinois College of Medicine at Chicago Metropolitan Group Hospitals Program, Chicago, Illinois, USA.
2001-2004: General Surgery - SMS Hospital and Medical School, Jaipur, India.
Work Experience
Oct 2008-June 2010: Clinical Fellow, Colorectal Surgery - Whipps Cross University Hospital, London, UK.
Aug 2007-Oct 2008: Specialist Registrar, General Surgery - Inverclyde Royal Hospital, Scotland, UK.
Oct 2006-Aug 2007: Colorectal Research Fellow - George Eliot Hospital, Nuneaton, Warwickshire, UK.
Aug 2005-Oct 2006: Senior House Officer - George Eliot Hospital, Nuneaton, Warwickshire, UK.
- Studniarek A, Kochar K, Warner C, Eftaiha S, Naffouj S, Borsuk DJ, Mellgren A, Park JJ, Cintron J, Harrison J. Findings on Colonoscopy after Diverticulitis: A Multicenter Review. Am Surg. 2019 Dec 1;85(12):1381-1385.
- Wang J, Ng M, Kochar K. Large Presacral abscess in a patient with Crohn’s disease. J Surg Case Rep 2019 Nov4;2019(11):rjz297.
- Al- Khamis A, Warner C, Park J, Marecik S, Davis N, Mellgren A, Nordenstam J, Kochar K. Modified frailty index predicts early outcomes after colorectal surgery: an ACS-NSQIP study. Colorectal Dis. 2019 Oct;21(10):1192-1205.
- Borsuk D, Studniarek A, Gantt G, Kochar K, Marecik S. Robotic combined anterior and posterior repair of a rectal prolapse, rectocele and sigmoidocele with a mesh. Pol Przegl Chir. 2019 Oct 10;91(5):34-37.
- Borsuk DJ, Studniarek A, Al-Khamis A, Kochar K, Park J, Marecik SJ. Robotic excision of a difficult retrorectal cyst - A video vignette. Colorectal Dis. 2019 Sep 25.
- Marecik S, Kochar K, Park JJ. Current Status and future of robotic colorectal surgery. Dis Colon Rectum. 2019 Sep;62(9):1025-1027.
- Rojas MA, Kochar K, Park JJ, Marecik S. Anovaginal fistula repair with sphincteroplasty and levatorplasty - a video vignette. Colorectal Dis. 2019 Sep;21(9):1100-1101.
- Marecik S, Borsuk DJ, Studniarek A, Kochar K, Park J. Epidurals preclude ultrafast discharges after colorectal resection. Dis Colon Rectum. 2019 Jul;62(7):e405. doi: 10.1097/DCR.0000000000001413.
- Kim TA, Calata JF, Tremblay JF, Welch B, Kochar K, Marecik S, Park J. Z-Plasty Perineal Hernia Repair using Biologic Mesh after Abdominoperineal Resection. Dis Colon Rectum. 2019 Jul;62(7):893.
- Geiser AJ, Al-Khamis A, Patel S, Sugrue J, Borsuk DJ, Marecik S, Kochar K, Park JJ. Rectal cancer complete response outcomes in a community based hospital comparable with large cancer centers when multidisciplinary approach to rectal cancer is used. Am Surg. 2019 May 1;85(5):530-538.
- Rubin J, Principe DR, Movitz B, Ng M, Kochar K. Cecum perforation secondary to plunger-induced barotrauma. J Surg Case Rep. 2019 Mar 13;2019(3):rjz077.
- Borsuk D, AL-Khamis A, Geiser A, Zhou D, Warner C, Kochar K, Marecik S. Active Post Discharge Surveillance Program as a Part of Enhanced Recovery After Surgery Protocol Decreases Emergency Department Visits and Readmissions in Colorectal Patients. Surg Endosc. 2019 Mar 11.
- Studniarek A, Borsuk DJ, Kochar K, Park JJ, Marecik SJ. Combined transanal excision (TAE) and transanal minimally invasive surgery (TAMIS) for a full thickness excision of a giant tubulovillous adenoma.. Journal of Visualized Surgery. 2018;4:199. doi: 10.21037/jovs.2018.09.05.
- Rojas MA, Marecik S, Tremblay JF, Valladolid G, Kochar K, Park JJ. Redo perineal rectosigmoidectomy with posterior levatorplasty for recurrent rectal prolapse. Journal of Visualized Surgery. 2018;4:197. doi: 10.21037/jovs.2018.09.0
- Kim TA, Thomas S, Kochar K, Park J, Marecik S. Transanal Repair of a Recto-urethral Fistula after Robotic Prostatectomy. Journal of Visualized Surgery. doi: 10.21037/jovs.2018.10.03
- Marecik S, Al-Khamis A, Kochar K, Park J. Robotic resection of presacral (retrorectal) tumors and Waldeyer’s fascia. Dis Colon Rectum. 2018 July;61(7):351-352.
- Melich G, Pai A, Shoela R, Kochar K, Patel S, Park J, Prasad L, Marecik S. Rectal Dissection Simulator for da Vinci Surgery: Details of Simulator Manufacturing With Evidence of Construct, Face, and Content Validity. Dis Colon Rectum. 2018 Apr;61(4):514-519.
- Hufford T, Tremblay JF, Mustafa Sheikh MT, Marecik S, Park J, Zamfirova I, Kochar K. Local parastomal hernia repair with biological mesh is safe and effective. Am J Surg. 2018 Jan;215(1):88-90.
- Sugrue J, Mantilla N, Abcarian A, Kochar K, Marecik S, Chaudhry V, Mellgren A, Nordenstam J. Sphincter-sparing anal fistula repair: Are we getting better? Dis Colon Rectum. 2017 Oct;60(10):107-1077.
- Balachandran B, Hufford TA, Mustafa T, Kochar K, Sulo S, Khorsand J. A comparative study of outcomes between single-site robotic and multi-port laparoscopic cholecystectomy: An experience from a tertiary care center. World J Surg. 2017 may;41(5):1246-1253.
- Kochar K, Marecik S, Prasad L, Park J. Omental pedicle flap does not decrease the incidence of bowel obstruction after abdominoperineal resection. The American Surgeon. 2016 Nov 1;82(11):328-330.
- Eftaiha S, Kochar K, Pai A, Park J, Prasad L, Marecik S. Robot assisted approach to a retrorectal lesion in an obese female. Journal of Visualized Sugery. J Vis Surg 2016; 2:59.
- Melich G, Kochar K, Pai A, Coralic J, Marecik S, Park J, Prasad L. Timing of intestinal anastomotic leaks: When can we stop worrying? World Journal of Colorectal Surgery 2016: Vol 6:Iss.3, Article 1.
- Kochar K, Pai A, Marecik S, Park J, Prasad LM. An unusual small bowel mass. Complication of India ink tattooing, mimicking malignancy. CRSLS e2014.00090. DOI: 10.4293/CRSLS.2014.00090
- Kochar K, Gawart M, Atkinson J, Hyser M. Hepatoid adenocarcinoma of small intestine complicating Crohn’s disease: second reported case. J Gastrointest Cancer 2013 Sep; 4493):357-61.
- Kochar K, Vijayasekar C, Pandey U, Bhogal R, Brown L, Mathew G. Primary carcinosarcoma the of spleen: Case report of a rare tumor and review of literature. Int J Surg Pathol 2009 Feb; 17(1), 72-7.
- Kochar K, Vallance K, Mathew G, Jhadav V. Intrahepatic perforation of gallbladder presenting as intrahepatic abscess: case report, review of literature and revisiting Niemeier’s classification. Eur J Gastroenterol Hepatol 2008 Mar; 20(3):240-4.Kochar K, Vijayasekar C, Lakshminaranayan B, Mathew G. Delayed presentation of splenic rupture. Minerva Chir 2007 Jun;62(3):211-2.
- Bhogal RH, Brown L, Kochar K, Prasad K. Long term survival following local resection of malignant melanoma of female urethra. Journal of Pelvic Medicine and Surgery 2007 Jan/Feb;13(1):29-31.
- Kochar K, Marimuthu M, Pandey U, Mathew G. Ligasure Haemorrhoidectomy :- Does it cause internal sphincter damage?. British Journal Of Surgery 2007,94(S2):174.
- Kochar K, Whiteman EP, Palit A, Mathew G. Incidence, prognosis and follow up of acute Acalculous Cholecystitis in outpatients. Results of a 10 year study. British Journal Of Surgery 2007,94(S2):135.
- Vijayasekar C, Kochar K, Marimuthu M, Mathew G. Safety of rectal tube decompression of left sided colorectal anastomosis. British Journal Of Surgery 2007,94(S2):178
- B.Lakshminarayanan, C Vijayasekar, Kochar K, Mathew G. Metaanalysis of Ligasure versus conventional haemorrhoidectomies. Colorectal disease 2006 Sept;8(S4):43.
- Kochar K, Vijayasekar C, Jadhav V, Mathew G. Impact of pilot colorectal screening programme on the profile and staging of CRC. European Journal of Surgical Oncology 2006 Nov;32(9):1021.
Awards
ASCRS Barton Hoexter, MD, Best Video Award: S Marecik, C Warner, JS Trepanier, K Kochar, J Park. Redo Repair of a Recurrent Rectovaginal Fistula with Rectal Advancement Flap: Three Layer Closure. Podium Presentation. Scientific Forum Program, American Society of Colon and Rectal Surgeons Annual Scientific Meeting. Music City Center, Omni Nashville Hotel, Nashville, TN. May 19 – 23, 2018.
Annual Meeting Best Video Award: Tremblay JF, Marecik S, Schechter L, Sheikh T, Kochar K, Park J. Repair of a RV fistula in a transgender patient utilizing intestinal vaginoplasty. American Society of Colon & Rectal Surgeons, Annual Scientific and Tripartite meeting, Seattle, Washington. June 10-14, 2017.
Poster of distinction: The yield of significant findings at colonoscopy after diverticulitis: A multicentre review. Kochar K, Eftaiha S, Blumetti J, Chaudhry V, Nordenstam J, Mellgren A, Cintron J, Harrsions J. American Society of Colon & Rectal Surgeons, Annual Scientific Meeting, Los Angeles CA, April 30-May 4, 2016.
First prize at Chicago Colorectal Society Annual Conference: Pathologic Complete Response (pCR) and Rectal Cancer. What Does It Really Mean? Patel S, Meyer A, Kochar K, Ralph A, James E, Kwak M, Sulo S, Marecik S, Park J, Prasad L. ASCRS, Annual Scientific Meeting, Boston, MA. May 30-June 3, 2015.