Advances in Equine Upper Respiratory Surgery is a comprehensive, up-to-date reference on surgical techniques in the upper respiratory tract in the horse, presenting theory and background as well as detailed procedures information. Part of the Advances in Veterinary Surgery series copublished with the ACVS Foundation, the book covers the most common upper respiratory diseases, with in-depth information on laryngeal hemiplegia and dorsal displacement of the soft palate. Providing a complete resource, the book reflects the current state of the art, offering a significant update on disorders of the nasal septum, nasal passage, paranasal sinuses, hard and soft palate, epiglottis, arytenoids, guttural pouch, and trachea in the horse. The book includes 200 images illustrating key points of each surgical procedure. Potential complications and expectation management are discussed alongside the technique information. Advances in Equine Upper Respiratory Surgery is a useful reference for those in clinical practice and surgical residents.

Contributors ix

Foreword xi

1 Recurrent Laryngeal Neuropathy: Grading of Recurrent Laryngeal Neuropathy 3
Katie J. Smith and Padraic M. Dixon

2 Recurrent Laryngeal Neuropathy: Diagnosis, Dynamic Endoscopy 9
Elizabeth Davidson

3 Ultrasonography of the Larynx for the Diagnosis of Recurrent Laryngeal Neuropathy 17
Heather Chalmers

4 Laser Ventriculocordectomy 21
Jan Hawkins

5 Prosthetic Laryngoplasty 29
Eric J. Parente and Jan Hawkins

6 Biomechanics of Prosthetic Laryngoplasty 35
Benjamin J. Ahern

7 Ablation of the Cricoarytenoid Joint 43
Jan Hawkins

8 The Use of Partial Arytenoidectomy in the Management of Recurrent Laryngeal Neuropathy 49
Catherine H. Hackett

9 Evaluation and Management of the Horse Following Failed Laryngoplasty 53
Jan Hawkins

10 Evaluation and Management of the Horse with Dysphagia Following Prosthetic Laryngoplasty 57
Jan Hawkins

11 Treatment of Recurrent Laryngeal Neuropathy in Racehorses 61
Eric J. Parente

12 Treatment of Recurrent Laryngeal Neuropathy in Draft Horses 65
Warren Beard

13 Evaluation and Treatment of the Horse with Fourth Branchial Arch Defects 69
Katherine Garrett

14 Future Developments in the Management and Treatment of Recurrent Laryngeal Neuropathy 77
Jonathan Cheetham

15 Objective Evaluation Following Surgical Correction of Upper Airway Abnormalities 81
Jonathan Cheetham

16 Dorsal Displacement of the Soft Palate: Pathophysiology and New Diagnostic Techniques 89
Jonathan Cheetham

17 Dorsal Displacement of the Soft Palate: Standing and Dynamic Endoscopic Examination 97
Elizabeth Davidson

18 Ultrasonography of the Horse with Suspected Dorsal Displacement of the Soft Palate 105
Heather Chalmers

19 Sternothyroideus Myotenectomy and Staphylectomy 109
Jan Hawkins

20 Dorsal Displacement of the Soft Palate: Laryngeal Tie-Forward 115
Norm G. Ducharme

21 Laser Palatoplasty 121
Jan Hawkins

22 Surgical Management of Dorsal Displacement of the Soft Palate in the Racehorse 125
Patricia Hogan

23 Dorsal Displacement of the Soft Palate: Evaluation of the Horse with Poor Performance Following Attempted Surgical Correction 131
Norm G. Ducharme

24 Treatment of Persistent Dorsal Displacement of the Soft Palate 135
Norm G. Ducharme

25 Nasal Septum Removal 143
David E. Freeman

26 Surgical Treatment of Horses withWry Nose 157
Jim Schumacher

27 Choanal Atresia 167
Jan Hawkins

28 Frontonasal and Maxillary Sinusotomy Performed with the Horse Standing 171
Jim Schumacher and Justin Perkins

29 Frontonasal and Maxillary Sinusotomy Performed Under General Anesthesia 177
Warren Beard

30 Surgery of the Paranasal Sinuses: Surgical Removal of the Cheek Teeth and Management of Orosinus Fistulae 185
Padraic M. Dixon

31 Surgical Repair of Cleft Palate 195
Lloyd P. Tate, Jr

32 Surgical Correction of Epiglottic Entrapment 207
Michael W. Ross and Jan Hawkins

33 Subepiglottic Cysts 223
Eric J. Parente

34 Laser Resection of the Aryepiglottic Folds 227
Eric J. Parente

35 Partial Arytenoidectomy with Mucosal Closure 231
Eric J. Parente

36 Partial Arytenoidectomy without Mucosal Closure 237
Jan Hawkins

37 Management of Guttural Pouch Tympanites 241
Lloyd. P. Tate, Jr

38 Treatment of Hemorrhage Associated with Guttural Pouch Mycosis 249
Daniel F. Hogan

39 Surgical Management of Temporohyoid Osteoarthropathy 255
Norm G. Ducharme, Thomas J. Divers, and Nita Irby

40 Surgery of the Trachea 261
Lloyd P. Tate, Jr

41 Permanent Tracheostomy in the Horse 271
Peter C. Rakestraw

Jan F. Hawkins, DVM, DACVS, is an Associate Professor of Large Animal Surgery in the Department of Veterinary Clinical Sciences at Purdue University, West Lafayette, IN.