Cornell University Hospital for Animals


Hospital Services

Norm G. Ducharme, DVM, MSc Diplomate American College of Surgeons

  • Norm G. Ducharme, DVM, MSc Diplomate American College of Surgeons
  • Title: James Law Professor of Surgery, Section of Large Animal Surgery & Medical Director, Equine and Farm Animal Hospitals
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Norm Ducharme is a large animal surgeon specializing in equine performance issues and is the medical director of both the Equine and Farm Animal Hospitals at Cornell. He has been practicing large animal surgery since 1979. His emphasis is on sport medicine issues affecting the equine athlete specifically the respiratory system, angular deformity and orthopedics.

Education and training

University of Montreal DVM, 1979

Cornell University, Residency in large animal surgery, 1982

Guelph University, MSC, 1985

Board Certification

American College of Veterinary Surgery 1986



  1. Ducharme NG.  Un Cas de Thrombocytopenie Idiopathique Chez un Chien Collie.  Can Vet J 22:15-17, 1981.
  2. Ducharme NG, Stem E.  Eversion of the Urinary Bladder in a Cow.  J Am Vet Med Assoc 179:996-998, 1981.
  3. Ducharme NG, Smith DF, Koch D.  Small Intestinal Obstruction Caused by a Persistent Round Ligament of the Liver in a Cow.  J Am Vet Med Assoc 180:1234-1235, 1982.
  4. Ducharme NG, Fubini SL.  Gastrointestinal Complications Associated With the Use of Atropine in Horses.  J Am Vet Med Assoc 182:229-231, 1983.
  5. Ducharme NG, Dill SG, Rendano VT.  Reticulography of the Cow in Dorsal Recumbency:  An Aid in the Diagnosis and Treatment of Traumatic Reticuloperitonitis.  J Am Vet Med Assoc 182:585-588, 1983.
  6. Ducharme NG.  Surgical Considerations in the Treatment of Traumatic Reticuloperitonitis.  Compend Cont Educ 5:S113-S224, 1983.
  7. Ross MW, Ducharme NG, Power HT.  Torsion of the Descending Colon in a Cow.  Can Vet J 24:150-151, 1983.
  8. Yovich JV, Ducharme NG.  Ruptured Pheochromocytoma in a Mare With Colic.  J Am Vet Med Assoc 183:462-464, 1983.
  9. Ducharme NG, Dill SG, Shin SJ, Schwark WS, Ducharme G, Beilman W.   Phenoxymethyl Penicillin in the Horse:  Plasma Concentration Following Oral Administration.  Can J Comp Med 47:436-439, 1983.
  10. Ducharme NG, Hackett RP, Ducharme GR, Long S.  Surgical Treatment of Colics:  Results on 181 Horses.  Vet Surg 12:206-209, 1983.
  11. Schwark WS, Ducharme NG, Shin SJ, Beilman WT, Elwell JT.  Absorption and Distribution Patterns of Oral Phenoxymethyl Penicillin (Penicillin V) in the Horse.  Cornell Vet 73:314-322, 1983.
  12. Fubini SL, Ducharme NG, Murphy JP, Smith DF.  Vagus Indigestion Syndrome from Single Liver Abscess.  J Am Vet Med Assoc 186:1297-1300, 1985.
  13. Ducharme NG, Stanton ME, Ducharme GR.  Stifle Lameness in Cattle at Two Veterinary Teaching Hospitals:  A Retrospective Study of Forty-Two Cases.  Can Vet J 26:212-217, 1985.
  14. Slocombe JOD, McCraw BM, Pennock P, Ducharme NG, Baird JD.  Effectiveness of Oxfendazole Against Early and Later 4th-Stage Strongylus vulgaris in Ponies.  Am J Vet Res 47:495-500, 1986.
  15. Yovitch JV, Stashask TS, Debowes RM, Ducharme NG.  Fractures of the Distal Phalanx of the Forelimb in Eight Foals.  J Am Vet Med Assoc 189:550-554, 1986.
  16. Ducharme NG, Horney FD, Baird JD, Arighi M, Burton JH.  Extensive Large Colon Resection in the Pony.  Part I:  Surgical Procedures and Clinical Results.  Can J Vet Res 51:66-75, 1987.
  17. Ducharme NG, Burton JH, Van Dreumel AA, Horney FD, Baird JD, Arighi M.  Extensive Large Colon Resection in the Pony.  Part II:  Digestibility Studies and Postmortem Findings.  Can J Vet Res 51:76-82, 1987.
  18. Arighi M, Ducharme NG, Horney FD, Livesey MA.  Extensive Large Colon Resection in 12 Horses.  Can Vet J 28:245-248, 1987.
  19. Arighi M, Ducharme NG, Horney FD, Pennock PW.  Proximal Intertarsal Subluxation in 3 Holstein-Friesian Heifers.  Can Vet J 28:710-712, 1987.
  20. Ducharme NG, Arighi M, Horney FD, Livesay MA, Hurtig MH, Pennock PW.  Invasive Teat Surgery in Dairy Cattle.  Part I: Surgical Procedures and Classification of Lesions.  Can Vet J 28:757-762, 1987.
  21. Arighi M, Ducharme NG, Horney FD, Livesay MA, Hurtig MH.  Invasive Teat Surgery in Dairy Cattle.  Part II:  Long-Term Follow-Up and Complications.  Can Vet J 28:763-767, June 1987.
  22. Livesay MA, Arighi M, Ducharme NG, Horney FD, Hurtig MH.  A Study of 76 Cases of Equine Colic Resulting from Incarceration of the Large Colon by the Suspensory Ligament of the Spleen.  Can Vet J 29:135-141, 1987.
  23. Ducharme NG, Arighi M, Horney FD, Barker IK, Livesay MA, Hurtig MH, Johnson RP.  Colonic Atresia in Cattle:  A Prospective Study of 43 Cases.  Can Vet J 29:818-824, 1988.
  24. Ducharme NG. Decision for surgery. Review.Vet Clin North Am Equine Pract. Apr;4(1):51-61.
  25. Fubini SL, Ducharme NG, Erb HN, Smith DF, Rebhun WC.  Failure of Omasal Transport Due to Perireticular Abscess Formation in 29 Cows (1980-1986).  J Am Vet Med Assoc 194(6):811-814, 1989.
  26. Madison JB, Tulleners EP, Ducharme NG, Hull BL, Rings DM, Welkers FH.  Idiopathic Gonitis in Holstein Heifers:  34 Cases.  J Am Vet Med Assoc 194:273-277, 1989.
  27. Ducharme NG, Horney DF, Partlow GD, Hulland TJ.  Attempt of Reinnervation for Treatment of Left Laryngeal Hemiplegia in Ponies:  Part I Nerve-Muscle Pedicle Transplant.  Can J Vet Res 53:202-209, 1989.
  28. Ducharme NG, Horney DF, Hulland TJ, Partlow GD, Schnurr D.  Attempt of Reinnervation for Treatment of Left Laryngeal Hemiplegia:  Part II Nerve Transplants.  Can J Vet Res 53:210-215, 1989.
  29. Ducharme NG, Viel L, Partlow GD, Hulland TJ.  Attempts to Restore Abduction of the Paralyzed Equine Arytenoid Cartilage:  Part III Nerve Anastomosis.  Can J Vet Res  53:216-223, 1989.
  30. Ducharme NG, Pascoe PJ, Ducharme GR, Lunsden TJ.  A Computer Derived Protocol to Aid in Selecting Medical vs. Surgical Treatment of Horses With Abdominal Pain in Referral Hospitals.  Eq Vet J, 21:447-450, 1989.
  31. Kobluk CN, Ducharme NG, Lumsden JH, Pascoe PJ, Livesey MA, Hurtig M, Horney FD, Arighi M.  Incisional Complications' Rates in Colic Surgery and Factors Associated with Their Occurrence:  78 cases (1983-1985).  J Am Vet Med Assoc, 195:639-642, 1989.
  32. Gaughan EM, Ducharme NG.  Secondary Fracture Following Internal Fixation in 2 Horses.  Vet Comp Ortho Traum 3:125-128, 1989.
  33. Gaughan EM, Rendano VT, Ducharme NG.  Surgical Treatment of Septic Pedal Osteitis: 9 Horses (1980-1987).  J Am Vet Med Assoc, 195:1131-1134, 1989.
  34. Ducharme NG. Surgery of the bovine forestomach compartments. Review. Vet Clin North Am Food Pract. Jul;6(2):371-97,1990.
  35. Gaughan EM, Hackett RP, Ducharme NG, Rakestraw PC.  Clinical Evaluation of Laryngeal Sensation in Horses.  Cornell Vet 80:27-34, 1990.
  36. Simmons TR, Gaughan EM, Ducharme NG, Dill SG, King JM, Anderson WL.  Treatment of Right Dorsal Ulceration Colitis in a Horse.  J Am Vet Med Assoc, 196:455-458, 1990.
  37. Pascoe PJ, Ducharme NG, Lunsden TJ, Ducharme GR.  A Computer Derived Protocol Using Recursive Partitioning to Aid in Estimating Prognosis of Horses With Abdominal Pain in Referral Hospitals.  Can J Vet Res 54:373-378, 1990.
  38. Pringle JE, Ducharme NG, Baird JD.  Ectopic Ureter in the Horse:  Three Cases and a Review of the Literature.  Can Vet J 31:26-30, 1990.
  39. Dreyfuss DJ, Tulleners EP, Donawick WJ, Ducharme NG.  Perineal Lacerations and Rectovestibular Fistulae in the Cow:  20 Cases (1982-1988).  J Am Vet Med Assoc 196:768-771, 1990.
  40. Hackett RP, Ducharme NG, Fubini SL, Erb HN.  Evaluation of the Reliability of Endoscopic Examination in Assessment of Laryngeal Function in Horses.  I. Development of a Laryngeal Grading System.  Vet Surg, 20:174-179, 1991.
  41. Ducharme NG, Hackett RP, Fubini SL, Erb HN.  Evaluation of the Reliability of Endoscopic Examination in Assessment of Laryngeal Function in Horses.  Part II.  Influence of Reexamination, Side of Examination, and Sedation.  Vet Surg, 20:180-184, 1991.
  42. Rakestraw PC, Hackett RP, Ducharme NG, Nielan GJ, Erb HN.  A Comparison of Arytenoid Cartilage Movement in Resting and Exercising Horses.  Vet Surg, 20:122-127, 1991.
  43. Rakestraw PC, Nixon AJ, Kaderly RE, Ducharme NG.  Cranial Approach for Repair of Humeral Fractures in Large Animals.   Vet Surg, 20:1-8, 1991.
  44. Ducharme NG, Hackett RP.  What is the True Value of Laryngeal Surgery.  Comp Cont Educ, 13:472-475, 1991.
  45. Smith DF, Ducharme NG, Fubini SL, Donawick WJ.  Clinical Management and Surgical Repair of Atresia Coli in Calves With Long Term Follow-up.  J Am Vet Med Assoc, 199:1185-1190, 1991.
  46. Prichard MA, Ducharme NG, Wilkins P, Erb HN, Butt M.  Xanthine Oxidase Formation During Experimental Ischemia of the Small Intestines.  Can J Vet Res, 55:310-314, 1991.
  47. Fubini SL, Ducharme NG, Erb HN.  A Comparison of Right Paralumbar Fossa Omentopexy and Right Paramedian Abomasopexy for Treatment of Left Displacement of the Abomasum in 101 Dairy Cows.  Can Vet J, 33:318-324, 1992.
  48. Ducharme NG, Fubini SL, Rebhun WC, Beck KA.  Thoracotomy in Adult Dairy Cattle:  14 Cases (1979-1991).  J Am Vet Med Assoc 200:86-90, 1992.
  49. Nielan GJ, Rehder R, Ducharme NG, Hackett RP.  Measurement of Tracheal Static Pressure in the Exercising Horse.  Vet Surg.  21:423-428, 1992.
  50. Ducharme NG, Hackett RP.  Le Cornage: Interet de l'endoscopie dans le cadre du diagnostic et du traitment.  Receuil Vet Med. 168:249, 1992.
  51. Harkins JD, Mitchell L, Hackett RP, Ducharme NG.  Catheterization of Carotid Artery in Horses Using Ultrasonography.  Eq Vet J  24:480-481, 1992.
  52. Hendrickson DA, Rakestraw PC, Ducharme NG. Surgical repair of atresia jejuni in two calves. J Am Vet Assoc. Aug 15;201(4):594-6,1992.
  53. McDuffee L, Ducharme NG.  Repair of Sacral Fracture in Two Dairy Cattle.  J Am Vet Med Assoc, 202:1126-1128, 1993.
  54. Nixon AJ, Sams AE, Ducharme NG.  Endoscopically Assisted Annular Ligament Release in Horses.  Vet Surg 22:501-507, 1993.
  55. Harkins JD, Hackett RP, Ducharme NG.  Effects of Furosemide on Physiological Variables in Exercising Horses.  Am J Vet Res. 12:2104-2109, 1993.
  56. Hay WP, Tulleners EP, Ducharme NG.  Partial arytenoidectomy in the horse using an extralaryngeal approach.  Vet Surg 22:50-56, 1993.
  57. Ducharme NG, Hackett RP, Ainsworth DM, Shannon K.  Measurement of Upper Respiratory Pressures in Exercising Horses--Repeatability and Normal Values.  Am J Vet Res 55:368-374, 1994.
  58. Horne MM, Pascoe PJ, Ducharme NG, Barker IK, Grovum WL.  Attempts to modify reperfusion injury of equine jejunal mucosa using dimethyl sulfoxide, allopurinol, and intraluminal oxygen.  Vet Surg 23:241-249, 1994.
  59. Ward JL, Ducharme NG.  Traumatic Reticule Peritonitis in Cattle - A Clinical Update.  J Am Vet Med Assoc, 6:874-877, 1994.
  60. Wilkins PA, Ducharme NG, Lowe JE, Schwark WS, Meschter C, Erb HN.  Postischemic Reperfusion of the Equine Large Colon:  Measurement of Blood Flow and Xanthine Oxidase.  Am J Vet Res, 55:1168-1177, 1994.
  61. Rehder R, Ducharme NG, Hackett RP, Nielan GJ.  Measurement of Upper Airway Pressures in Exercising Horses with Dorsal Displacement of the Soft Palate.  Am J Vet Res, 56:269-274, 1995.
  62. Edwards R, Ducharme NG, Hackett RP.  Laparoscopic Repair of Bladder Rupture in a Foal.  Vet Surg, 24:32-35, 1995.
  63. Ainsworth DM, Ducharme NG, Hackett RP, Eicker SW, Snedden K.  Regulation of Respiratory Muscle Activity During Chemoreceptor Stimulation in the Adult Horse (Equus caballus).  Am J Vet Res, 56:366-374, 1995.
  64. Edwards RB, Ducharme NG, Fubini SL, Yeager AE, Kallfelz FA.   Scintigraphy for Diagnosis of Avulsions of the Origin of the Suspensory Ligament in Horses:  51 cases (1980-1993).  J Am Vet Med Assoc, 207:608-611, 1995.
  65. Ducharme NG. Stifle injuries in cattle. Vet Clin North Am Food Anim Pract. Review. Mar;12(1):59-84, 1996.
  66. Tute AS, Wilkins PA, Gleed RD, Credille KM, Murphy DJ, Ducharme NG.  Negative pressure pulmonary edema as a post-anesthetic complication associated with upper airway obstruction in a horse.  Vet Surg 25:519-523, 1996
  67. Rebhun WC, Fubini SL, Cable CS, Peek SF, Ducharme NG.  Presurgical diagnosis of abomasal displacement and distention.  Bov. Pract 1996:3075-78.
  68. Anderson DE, St-Jean G, Morin DE, Ducharme NG, Nelson DR, Desrochers A. Traumatic flexor tendon injuries in 27 cattle.  Vet Surg 1996:25:320-326.
  69. Laverty S, Lavoie J-P, Pascoe JR, Ducharme NG.  Penetrating wounds in the thorax in 15 horses.  Eq Vet J. 1996;28:220-224.
  70. Ainsworth DM, Eicker SW, Nalevanko ME, Ducharme NG, Hackett RP, Snedden K.   The effect of exercise on diaphragmatic activation in horses.  Resp Physiol 1996;106:35-46.
  71. Valentine BA, Reynolds AJ, Ducharme NG, Hackett RP, Hintz HF, Petrone KS, Carlson MD, Barnes B, Mountan PC.  Dietary therapy of equine polysaccharide storage myopathy.  Eq Pract 19:30-37, 1997.
  72. Jackson J, Ducharme NG, Hackett RP, Rehder RS, Ainsworth DM, Shannon KJ,  Erickson BK, Erb HN, Jansson N, Soderhom V, Mitchell L.  Effects of upper airway resistance on transmural pulmonary pressure in exercising horses.  Am J Vet Res 58:897-904, 1997.
  73. Ainsworth DM, Smith CA, Eicker SW, Ducharme NG, Henderson KS, Snedden K, Dempsey JA.  Pulmonary-locomotory interactions in exercising dogs and horses.  Resp Physiol 110:287-294, 1997.
  74. Valentine BA, Reynolds AJ, Wakshlag J, Ducharme NG.  Muscle glycogen, myopathy and diet.  World Equine Veterinary Review 2:27-31, 1997.
  75. Cable CS, Rebhun WC, Fubini SL, Erb HN, Ducharme NG.  Concurrent abomasal displacement and perforating ulceration in cattle: 21 cases (1985-1996).  J Am Vet Med Assoc 212:1442-1445, 1998.
  76. Semevolos SA, Nixon AJ, Goodrich LR, Ducharme NG.  Shoulder joint luxation in large animals: 14 cases (1976-1997).  J Am Vet Med Assoc 213:1608-1611, 1998.
  77. Hackett RP, Ducharme NG, Ainsworth DM, Erickson BK, Erb HN, Soderholm LV, Thorson LM.  Effects of extrathoracic airway obstruction on intrathoracic pressure and pulmonary artery pressure in exercising horses.  Am J Vet Res 60:485-494, 1999.
  78. Valentine BA, de Lahunta A, Divers TJ, Ducharme NG, Orcutt RS.  Clinical and pathologic findings in two draft horses with progressive muscle atrophy, neuromuscular weakness, and abnormal gait characteristic of shivers syndrome.  J Am Vet Med Assoc 215:1661-1665, 1999.
  79. Fortier LA, Nixon AJ, Ducharme NG, Mohammed HO, Yeager A.  Tenoscopic examination and proximal annular ligament desmotomy for treatment of equine “complex” digital sheath tenosynovitis.  Vet Surg 28:429-435, 1999.
  80. Ducharme NG, Hackett RP, Gleed RD, Ainsworth DM, Erickson BK, Erb HN, Soderholm LV, Mitchell LM.  Pulmonary capillary pressure in horses undergoing alteration of pleural pressure by imposition of various upper airway resistive loads.  Eq Vet J Suppl 30:27-33, 1999.
  81. Gleed RD, Ducharme NG, Hackett RP, Hakim TS, Erb HN, Mitchell LM, Soderholm LV.  Effects of furosemide on pulmonary capillary pressure in horses exercising on a treadmill.  Eq Vet J Suppl, 30:102-106, 1999.
  82. Hackett RP, Ducharme NG, Gleed RD, Erb HN, Mitchell LM, Soderholm LV.  Oral nitroglycerin paste did not lower pulmonary capillary pressure during treadmill exercise.  Eq Vet J Suppl, 30:153-158, 1999.
  83. Ducharme NG, Hiraga A.  Upper airway disease: does it affect lower airway mechanics and pulmonary hemodynamics?  Eq Vet J Suppl, 30:639, 1999.
  84. Jansson N, Ducharme NG, Hackett RP, Mohammed HO.  An in vitro comparison of cordopexy, cordopexy and laryngoplasty, and laryngoplasty for treatment of equine laryngeal hemiplegia.  Vet Surg 29:326-334, 2000.
  85. Textor JA, Nixon AJ, Lumsden J, Ducharme NG.  Subchondral cystic lesions of the proximal extremity of the tibia in horses: 12 cases (1983-2000).  J Am Vet Med Assoc 218:408-413, 2001.
  86. Goodrich LR, Nixon AJ, Fubini SL, Ducharme NG, Fortier LA, Warnick LD, Ludders JW.  Epidural morphine and detomidine decreases postoperative hindlimb lameness in horses after bilateral stifle arthroscopy.  Vet Surg 31:232-239, 2002.
  87. Semevolos SA, Ducharme NG, Hackett, RP, Clinical assessment and outcome of three techniques for jejunal resection and anastomosis in horses: 59 cases (1989-2000).  J Am Vet Med Assoc 220:215-218, 2002.
  88. Ducharme NG, Goodrich L, Woodie JB. Vocal cordectomy as an aid in the management of horses with laryngeal hemiparesis/hemiplegia. Clin Tech in Equine Pract 1:17-21, 2002.
  89. Cable CS, Ducharme NG, Hackett RP, Erb HN, Mitchell LM, Soderholm LV.  Sound signature for identification and quantification of upper-airway disease in horses.  Am J Vet Res 63:1707-1713, 2002.
  90. Ducharme NG, Hackett RP, Woodie JB, Dykes N, Erb HN, Mitchell LM, Soderholm LV.  Investigations into the role of the thyrohyoid muscles in the pathogenesis of dorsal displacement of the soft palate in horses.  Equine Vet J 35:258-263, 2003.
  91. Hackett RP, Ducharme NG, Gleed RD, Mitchell L, Soderholm LV, Erickson BK, Erb HN.  Do Thoroughbred and Standardbred horses have similar increases in pulmonary vascular pressures during exertion?  Can J Vet Res 67:291-296, 2003.
  92. Nixon AJ, Fortier LA, Goodrich LR, Ducharme NG.  Arthroscopic reattachment of osteochondritis dissecans lesions using resorbable polydioxanone pins.  Equine Vet J 36:376-383, 2004.
  93. Abou-Madi N, Kollias GV, Hackett RP, Ducharme NG, Gleed RD, Moakler JP.  Umbilical herniorrhaphy in a juvenile Asian elephant (Elephas maximus).  J Zoo Wildl Med 35:221-225, 2004.
  94. Pease AP, van Biervliet J, Dykes NL, Divers TJ, Ducharme NG.  Complication of partial stylohyoidectomy for treatment of temporohyoid osteoarthropathy and an alternative surgical technique in three cases.  Equine Vet J 36:546-550, 2004.
  95. Jansson N, Ducharme NG. Angular limb deformities in foals: causes and diagnosis.  Comp Continuing Ed 27(1):48-54, 2005.
  96. Jansson N, Ducharme NG. Angular limb deformities in foals: treatment and prognosis.  Comp Continuing Ed 27(2):134-146, 2005.
  97. Woodie JB, Ducharme NG, Kanter P, Hackett RP, Erb HN.  Surgical advancement of the larynx (laryngeal tie-forward) as a treatment for dorsal displacement of the soft palate: a prospective study 2001-2004.  Equine Vet J 37:418-423, 2005.
  98. Woodie JB, Ducharme NG, Hackett RP, Erb HN, Mitchell LM, Soderholm LV.  Can an external device prevent dorsal displacement of the soft palate during strenuous exercise?  Equine Vet J 37:425-429, 2005.
  99. Lin RC, Engeli E, Prowten AW, Erb HN, Ducharme NG, Goodrich LR.  Antebrachial fractures in four captive polar bears (Ursus maritimus).  Vet Surg 34:358-365, 2005.
  100. Gardner RB, Nydam DV, Mohammed HO, Ducharme NG, Divers TJ.  Serum gamma glutamyl transferase activity in horses with right or left dorsal displacements of the large colon.  J Vet Intern Med 19:761-764, 2005.
  101. Chalmers HJ, Cheetham J, Dykes NL, Ducharme NG.  Computed tomographic diagnosis--stylohyoid fracture with abscess in a horse without temporohyoid disease.  Vet Radiol Ultrasound 47:165-167, 2006.
  102. Chalmers HJ, Cheetham J, Yeager AE, Ducharme NG.  Ultrasonography of the equine larynx.  Vet Radiol Ultrasound 47:476-481, 2006.
  103. Divers TJ, Ducharme NG, de Lahunta A, Irby NL, Scrivani PV. Temporohyoid osteoarthropathy. Clin Tech in Equine Pract 5:17-23, 2006.
  104. Textor JA, Ducharme NG, Gleed RD, Hackett RP, Erb HN, Mitchell L, Soderholm LV.  Effect of pericardiotomy on exercise-induced pulmonary hypertension in the horse.  Equine Comp Exercise Physiol 3:45-51, 2006.
  105. Radcliffe CH, Woodie JB, Hackett RP, Ainsworth DM, Erb HN, Mitchell LM, Soderholm LV, Ducharme NG.  A comparison of laryngoplasty and a modified partial arytenoidectomy as treatments for laryngeal hemiplegia in exercising horses.  Vet Surg 35:643-652, 2006.
  106. Infernuso T, Watts AE, Ducharme NG.  Septic epiglottic chondritis with abscessation in 2 young Thoroughbred racehorses.  Can Vet J 47(10):1007-1010, 2006.
  107. Ducharme N, Tessier C.  Chirurgie respiratoire chez le cheval: indications et prognostic.  Pratique Vétérinaire Équine, numéro spécial 38:99-105, 2006.
  108. Butcher MT, Hermanson JW, Ducharme NG, Mitchell LM, Soderholm LV, Bertram JEA. Superficial digital flexor tendon lesions in racehorses as a sequela to muscle fatigue: a preliminary study.  Equine Vet J 39(6):540-545, 2007.
  109. Cheetham J, Radcliffe CR, Ducharme NG, Sanders I, Mu L, Hermanson JW.  Neuroanatomy of the equine dorsal cricoarytenoid muscle: surgical implications.  Equine Vet J 40(1):70-75, 2008.
  110. Watts AE, Fortier LA, Nixon AJ, Ducharme NG.  A technique for internal fixation of scapulohumeral luxation using scapulohumeral tension sutures in three alpacas and one miniature steer.  Vet Surg 37(2):161-165, 2008.
  111. Morello SL, Ducharme NG, Hackett RP, Warnick LD, Mitchell LM, Soderholm LV.  Activity of selected rostral and caudal hyoid muscles in normal horses during strenuous exercise, Am J Vet Res 69(5):682-689, 2008.
  112. Rakesh V, Datta AK, Ducharme NG, Pease AP.  Simulation of turbulent airflow using a CT based upper airway model of a racehorse.  J Biomech Eng 130(3):031011, 2008.
  113. Cheetham J, Witte TH, Rawlinson JJ, Soderholm LV, Proudman HO, Ducharme NG. Intra-articular stabilisation of the equine cricoarytenoid joint. Equine Vet J, 40(6):584-588, 2008.
  114. Rakesh V, Ducharme NG, Datta AK, Cheetham J, Pease AP.  Development of equine upper airway fluid mechanics model for thoroughbred racehorses.  Equine Vet J, 40(3) 272-279, 2008.
  115. Cheetham J, Pigott JH, Thorson LM, Mohammed HO, Ducharme NG.  Racing performance following the laryngeal tie-forward procedure:  A case-controlled study.  Equine Vet J, 40(5):501-507, 2008.
  116. Rakesh V, Ducharme NG, Cheetham J, Datta AK, Pease AP. Implications of different degrees of arytenoid cartilage abduction on equine upper airway characteristics. Equine Vet J, 40(7) 629-635, 2008.
  117. Cheetham J, Witte TH, Soderholm LV, Hermanson JW, Ducharme NG. In vitro model for testing novel implants for equine laryngoplasty. Vet Surg, 37(6):588-593, 2008.
  118. Chalmers HJ, Yeager AE, Ducharme NG.  Ultrasonographic assessment of laryngohyoid position in horses with and without dorsal displacement of the soft palate.  Vet Radiol Ultrasound, 50(1):91-96, 2009.
  119. Witte TH, Mohammed HO, Radcliffe CH, Hackett RP, Ducharme NG.  Racing performance after combined prosthetic laryngoplasty and ipsilateral ventriculocordectomy or partial arytenoidectomy: 135 Thoroughbred racehorses competing at less than 2400m (1997-2007).  Equine Vet J, 40(1)70-75, 2009.
  120. Ducharme NG, Fortier LA, Kraus MS, Hobo S, Mohammed HO, McHugh MP, Hackett RP, Soderholm LV, Mitchell LM. Effect of a tart cherry juice blend on exercise-induced muscle damage in horses. Am J Vet Res, 70(6):758-763, 2009.
  121. Cheetham J, Piggot JH, Hermanson JW, Campoy L, Soderholm LV, Thorson LM, Ducharme NG. Role of the hypoglossal nerve in equine nasopharyngeal stability. J Appl Physiol, 107(2):471-477, 2009.
  122. Radcliffe RM, Ducharme NG, Divers TJ, Gleed RD. Treating thoracic injuries. Compend Equine Cont Educ for Vet, 4(5):208-223, 2009.
  123. Butcher MT, Hermanson JW, Ducharme NG, Mitchell LV, Soderholm LV, Bertram JEA. Contratile behavior of the forelimb digital flexors during steady-state locomotion in horses (Equus caballus): An initial test of muscle architectural hypotheses about in vivo function. Comp Biochem Physiol A Mol Integr Physiol, 152(1):100-114, 2009.
  124. Kraus MS, Jesty SA, Gelzer A, Ducharme NG, Mohammed HO, Soderholm LV, Mitchell LM, Divers T.  Measurement of plasma cardiac troponin I concentration by use of a point-of-care analyzer in clinically normal horses and horses with experimentally induced cardiac disease. AJVR, 71(1):55-59, 2010.
  125. Pownder S, Scrivani PV, Bezuidenhout A, Divers TJ, Ducharme NG.  Computed tomography of temporal-bone fractures and temporal region anatomy in horses. J Vet Intern Med, 24(2):398-406, 2010.
  126. Ortved KF, Cheetham J, Mitchell LM, Ducharme NG. Successful treatment of persistent dorsal displacement of the soft palate and evaluation of laryngohyoid position in 15 racehorses. Equine Vet J, 42(1):23-29, 2010.
  127. Witte TH, Cheetham J, Soderholm LV, Mitchell LM, Ducharme NG. Equine laryngoplasty sutures undergo increased loading during coughing and swallowing. Vet Surg, 39(8):949-956, 2010.
  128. Witte T, Ducharme NG, Cheetham J, Rawlinson J, Soderholm V. A transducer measuring force on surgical sutures. J Can Vet Med Assoc, 74(4): 299-304, 2010.
  129. Pigott JH, Ducharme NG, Mitchell LM, Soderholm LV, Cheetham J. Incidence of swallowing during exercise in horses with dorsal displacement of the soft palate. Eq Vet J, 42(8):732-737, 2010.
  130. Ducharme NG, Cheetham J, Sanders I, Hermanson JW, Hackett RP, Soderholm LV, Mitchell LM. Considerations for pacing of the cricoarytenoid dorsalis muscle by neuroprosthesis in horses. Eq Vet J, 42(6):534-540, 2010.
  131. Watts AE, Fortier LA, Nixon AJ, Ducharme NG. A technique for laser-facilitated equine pastern arthrodesis using parallel screws inserted in lag fashion. Vet Surg, 39(2):244-253, 2010.
  132. Passman SN, Cheetham J, Bonassar LJ, Ducharme NG, Rawlinson JJ. Biomechanical characterization of equine laryngeal cartilage. Eq Vet J 43(5):592-598, 2011.
  133. Cheetham J, Ducharme NG, Soderholm V, Mitchell L, Sanders I, Jarvis J, Regner AL, Priest D. Functional electrical stimulation of intrinsic laryngeal muscles under varying loads in exercising horses. PLoS One, 6(8):e24258, 2011.
  134. Priest DT, Cheetham J, Regner AL, Mitchell L, Soderholm LV, Tamzali Y, Ducharme NG. Dynamic respiratory endoscopy of Standardbred racehorses during qualifying races. Equine Vet J 44(5):529-534, 2012.
  135. Radcliffe RM, Witte TH, Fubini SL, Ducharme NG, Cheong SH, Gilbert RO.  Theriogenology question of the month. Preputial edema in a bull after injury.  J Am Vet Med Assoc 241(4):439-442, 2012.
  136. Chalmers HJ, Yeager AE, Cheetham J, Ducharme N. Diagnostic sensitivity of subjective and quantitative laryngeal ultrasonography for recurrent laryngeal neuropathy in horses. Vet Radiol & Ultra 53(6):660-666, 2012.
  137. Zantingh AJ, Ducharme NG, Mitchell LM, Cheetham J. Effects of hypoglossal nerve block and electrical stimulation of the thyrohyoideus muscles on position of the larynx and hyoid apparatus in healthy horses. Am J Vet Res 74(5):784-789, 2013
  138. Reesink HL, Hermanson JW, Cheetham J, Mu L, Mitchell LM, Soderholm LV, Ducharme NG. Anatomic and neuromuscular characterization of the equine cricothyroid muscle. Equine Vet J 45(5):630-636, 2013
  139. Grevemeyer B, Bogdanovic L, Canton SP, St. Jean G, Cercone M, Ducharme NG, Brown B. Regenerative medicine approach to reconstruction of the equine upper airway. Tissue Eng Part A, Epub ahead of print 2013.
  140. Brown BN, Siebenlist NJ, Cheetham J, Ducharme NG, Rawlinson JJ, Bonassar LJ. Computed tomography-guided tissue engineering of equine upper airway cartilage.  Tissue Eng Part C Methods. Epub ahead of print 2013.