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Topic:Post-Operative Period
The post-operative period in horses refers to the timeframe following surgical procedures during which the animal undergoes recovery and rehabilitation. This period involves careful monitoring and management to ensure proper healing and to minimize complications. Key aspects of the post-operative period include pain management, wound care, and the prevention of infections. Horses may require restricted movement, dietary adjustments, and regular veterinary evaluations to assess recovery progress. This page compiles peer-reviewed research studies and scholarly articles that explore the management strategies, physiological responses, and outcomes associated with the post-operative period in equine patients.
A modified laryngoplasty approach promoting ankylosis of the cricoarytenoid joint. To perform a modification to the standard laryngoplasty procedure in vivo that would result in ankylosis of the cricoarytenoid (CA) joint, and determine the stability provided to the abducted arytenoid in vitro. Methods: Experimental study. Methods: Horses (n=8). Methods: Horses were assigned to either control laryngoplasty (n=3) or modified laryngoplasty (5) procedure. Endoscopic upper airway evaluations were used to measure right:left quotients 1 day and 3 months postoperatively to assess maintenance of abduction. Horses were euthanatized 3 months after surgery and larynges collected for mea...
Electrosurgical tenoscopic desmotomy of the accessory ligament of the superficial digital flexor muscle (proximal check ligament) in horses. To report a tenoscopic technique using monopolar electrosurgery to transect the accessory ligament of superficial digital flexor muscle (AL-SDFM) and outcome in 33 horses. Methods: Case series. Methods: Horses (n=33). Methods: Medical files and surgery video recordings of horses that had AL-SDFM desmotomy performed by tenoscopy with monopolar electrosurgical electrodes were reviewed. Results: Of 33 horses, 24 were Standardbred racehorses with surgery performed bilaterally for superficial digital flexor tendonitis and 9 horses had flexural deformity. Severe (n=6) and mild (6) intrathecal hemorr...
Standing hand-assisted laparoscopic ovariectomy in 65 mares. To review the efficacy and safety of unilateral ovariectomy by use of a standing hand-assisted laparoscopic approach and evaluate the effect of ovary size on posttransection hemorrhage after application of a linear stapling device. Methods: Case series. Methods: Horses (n=65) aged 2-20 years. Methods: Medical records of mares that had ovariectomy performed by use of a standing hand-assisted laparoscopic approach were reviewed. Data retrieved were signalment, ovary removed (left, right), ovarian size, ovarian pathology, intraoperative and postoperative complications, and length of hospitalizati...
Hepatic and metabolic changes in surgical colic patients: a pilot study. To determine: (1) changes in blood ammonia, bile acid (BA), bilirubin, triglyceride, and glucose concentrations and liver enzyme activities in perioperative colic patients and (2) the association between these laboratory findings and short-term survival. Methods: Prospective observational clinical study. Methods: Thirty-two adult horses undergoing exploratory celiotomy for colic. Methods: None. Results: Blood samples were collected preoperatively and at 24-36 and 72-84 hours postoperatively and analyzed for blood ammonia, BA, bilirubin, triglyceride, and glucose concentrations and sorbitol deh...
Evaluation of a novel post operative treatment for sinonasal disease in the horse (1996-2007). Results of surgical treatment of sinonasal disease in horses have been reported previously; however, this paper describes the outcome of horses in which a specific post operative treatment protocol was used. Objective: The objectives of the study were to determine: 1) short- and long-term outcome; 2) complications; and 3) recurrence rates of different disease processes, when horses were treated with a specific treatment protocol. Methods: Medical records of horses presented for surgical treatment of sinonasal disease from 1996-2007 were reviewed. Results and duration of surgical exploration we...
Treatment of type 2 and 4 olecranon fractures with locking compression plate osteosynthesis in horses: a prospective study (2002-2008). This prospective study describes a series of 18 olecranon fractures in 16 horses that were treated with locking compression plates (LCP). Twelve of the 18 fractures were simple (type 2), whereas six were comminuted (type 4). Six fractures were open and 12 were closed. Each horse underwent LCP osteosynthesis consisting of open reduction and application of one or two LCP. Complete fracture healing was achieved in 13 horses. Three horses had to be euthanatized: two because of severe infection and one because of a comminuted radial fracture 11 days after fixation of the olecranon fracture. Complic...
Exercising videoendoscopic evaluation of 45 horses with respiratory noise and/or poor performance after laryngoplasty. To (1) assess upper airway function by videoendoscopy in horses performing poorly after laryngoplasty and (2) establish whether dynamic collapse of the left arytenoid can be predicted by the degree of resting postsurgical abduction. Methods: Case series. Methods: Horses that had left laryngoplasty (n=45). Methods: Medical records (June 1993-December 2007) of horses evaluated for abnormal respiratory noise and/or poor performance after laryngoplasty were reviewed. Horses with video recordings of resting and exercising upper airway endoscopy were included and postsurgical abduction categorized. ...
Evaluation of an arthroscopic approach for transection of the equine collateral sesamoidean ligament. To evaluate: (1) an arthroscopic technique for transection of the collateral sesamoidean ligament (CSL); and (2) the healing response using magnetic resonance (MR) and microscopic examination. Methods: Experimental study. Methods: Adult horses (n=6). Methods: Six sound horses with normal front foot radiographic and MR examinations were used. Lameness examination was performed before surgery and monthly for 12 months. Front foot radiography was performed at 180 and 360 days after surgery. Front foot MR was performed before, and at 7, 90, 180, and 360 days after surgery. Arthroscopic CSL desmoto...
Repair of an incompetent urethral sphincter in a mare. To describe successful surgical treatment of urinary incontinence caused by a ruptured and/or transected urethral sphincter in a mare. Methods: Clinical report. Methods: A 7-year-old, Swedish Warmblood mare with urinary incontinence. Methods: The urethral sphincter, which had been damaged during removal of a cystic urolith, was repaired by apposing the ends of the disrupted urethralis muscle and tunica muscularis. Results: The mare was no longer incontinent after repair of the defect by apposition of the ends of the urethralis muscle and tunica muscularis. Conclusions: Transection and/or ruptu...
Occurrence of incisional complications and associated risk factors using a right ventral paramedian celiotomy incision in 159 horses. To evaluate the occurrence of, and variables associated with, incisional complications after right ventral paramedian celiotomy in horses. Methods: Case series. Methods: Horses (n=159). Methods: Occurrence of incisional complications after right ventral paramedian celiotomy was determined in 159 horses (161 celiotomies) that survived at least 30 days after surgery at a private equine hospital (2003-2007). Follow-up information for 121 horses was obtained ≥90 days after surgery. Univariate analysis and multivariate logistic regression was performed to evaluate variables associated with incisi...
Bilateral iatrogenic [corrected] maxillary fractures after dental treatment in two aged horses. This clinical report describes two horses with bilateral maxillary fractures following dental treatment. The fractures occurred during dental treatment by a veterinarian, and both had rostral, transverse, and complete bilateral maxillary fractures with instability and minimal displacement. The fractures were repaired using bilateral intraoral wiring with the patients under general anesthesia. The postoperative period was without complications and the fractures healed as expected. Maxillary fractures during or after routine dental treatment are rare, but can occur, especially in older horses. A...
Comparison of complications and long-term survival rates following hand-sewn versus stapled side-to-side jejunocecostomy in horses with colic. To evaluate survival rate and complications after jejunocecostomy in horses with colic and to compare outcomes after hand-sewn versus stapled side-to-side jejunocecostomy. Methods: Retrospective cohort study. Methods: 32 horses. Methods: Information was retrieved from medical records and through telephone calls on horses that had a hand-sewn or stapled side-to-side jejunocecostomy for treatment of colic, which was performed by or under the supervision of the same surgeon. Kaplan-Meier life table analysis was used to compare survival times and rates between horses that underwent a hand-sewn or ...
Complete caecal bypass without ileal transection for caecal impaction in horses: seven clinical cases (1997-2007). To report the clinical outcome in seven horses following use of a newly described surgical technique for treating caecal impaction. Methods: The medical records of seven horses with caecal impaction treated surgically using a stapling technique to create a complete caecal bypass without ileal transection were reviewed. Data were obtained from the records and through telephone interviews with case-associated personnel. Results: The mean age was 10 years (range 2-22 years) and duration of colic ranged from 24 h to 2 weeks. Five horses had type II motility dysfunction and the remaining two had ty...
Current developments in equine cataract surgery. The purpose of this review is to discuss the evolution of equine cataract surgery over the past 50 years to its current stage. Equine cataract surgery is performed similarly compared with the techniques used in human ophthalmology and in other veterinary species. However, enough differences exist to make surgical lens removal and intraocular lens implantation in the horse an intrinsically unique endeavour. Due to the size of the adult equine globe, the introduction of species-specific instrumentation has provided the cornerstone to many of the changes made regarding surgical technique over the...
Anaphylaxis and systemic inflammatory response syndrome induced by inadvertent intravenous administration of mare’s milk in a neonatal foal. To describe the diagnostic procedures, therapeutic management and successful outcome of a case of anaphylaxis induced by the inadvertent intravenous (IV) administration of mare's milk to a neonatal foal. Methods: A 3-day-old Thoroughbred colt was presented for treatment of bilateral flexural limb deformities of the forelimbs. Because the foal was unable to ambulate initially, mare's milk was administered via nasoesophageal tube feedings during treatment of the musculoskeletal disorder. Anaphylaxis resulted after unintentional administration of a bolus of 150mL of mare's milk through a jugular ...
Right dorsal colon resection and bypass for treatment of right dorsal colitis in a horse. To describe a novel surgical technique for management of right dorsal colitis in the horse. Methods: Clinical report. Methods: 14-year-old Warmblood gelding. Methods: The horse was referred for treatment of a stromal abscess and signs of right dorsal colitis. Plasma chemistry revealed marked hypoproteinemia. Abdominal ultrasonographic examination showed a thickened right dorsal colon (RDC). Medical treatment was unsuccessful. With the horse in left lateral recumbency under general anesthesia, an approach to the right side of the abdomen through a 16th rib resection was made. The thoracic cavit...
Arthroscopic treatment of fractures of the lateral malleolus of the tibia: 26 cases. A minimally invasive arthroscopic technique for removal of fractures of the lateral malleolus of the tibia is considered to be beneficial but data to this effect are required. Objective: Arthroscopic removal of fractures of the lateral malleolus of the tibia is technically feasible, provides a comprehensive evaluation of the tarsocrural joint and enables removal of remote comminuted fragments and disrupted short collateral ligaments. The technique is associated with low patient morbidity, requires only short periods of hospitalisation and affords a good prognosis to affected horses. Methods: T...
Extraction of cheek teeth using a lateral buccotomy approach in 114 horses (1999-2009). There are few published data regarding the success rates of cheek tooth (CT) removal by lateral buccotomy in the horse. Objective: A retrospective study of 114 horses admitted to 2 private equine referral hospitals over a 10 year period (1999-2009), which underwent CT removal via a lateral buccotomy. Methods: Hospital records were analysed and details including case details, presenting complaint and results of all diagnostic tests and surgical reports were documented. Information obtained during post operative reassessment was also available for analysis. Long-term follow-up information (>2...
Laparoscopic techniques for investigating the equine oviduct. The diagnostic and therapeutic options for oviduct disorders in the mare are limited. The current best techniques require exploratory surgery under general anaesthesia or flank laparotomy. Objective: The orthograde flushing of the oviduct for diagnostic or therapeutic options is possible using laparoscopic techniques in the standing sedated mare. Methods: Development of a laparoscopic technique for catheterisation of the infundibulum and flushing of the oviduct (sterile methylene blue solution) in the standing sedated mare was examined in 2 experiments. The first involved a transvaginal laparo...
Arthroscopic removal of fractures of the lateral malleolus of the tibia in the tarsocrural joint: a retrospective study of 13 cases. There is limited information on the treatment of lateral malleolus (LM) fractures in the horse, with no previously published case series for the outcome following arthroscopic removal of such fractures. This report reviews and evaluates findings of a retrospective study of 13 horses admitted to a private equine referral hospital over a 10 year period (1999-2009) that underwent arthroscopic removal of fractures of the LM. Hospital records were reviewed and details including patient history, aetiology of the fracture and limb affected, results of all diagnostic tests and surgical reports were do...
Romifidine as a constant rate infusion in isoflurane anaesthetized horses: a clinical study. To evaluate the effects of a constant rate infusion (CRI) of romifidine on the requirement of isoflurane, cardiovascular performance and recovery in anaesthetized horses undergoing arthroscopic surgery. Methods: Randomized blinded prospective clinical trial. Methods: Thirty horses scheduled for routine arthroscopy. Methods: After premedication (acepromazine 0.02 mg kg(-1), romifidine 80 microg kg(-1), methadone 0.1 mg kg(-1)) and induction (midazolam 0.06 mg kg(-1) ketamine 2.2 mg kg(-1)), anaesthesia was maintained with isoflurane in oxygen. Horses were assigned randomly to receive a CRI of s...
Extraluminal, C shaped polyethylene prostheses in two ponies with tracheal collapse. To describe the surgical technique, complications, and outcome after use of extraluminal prostheses in 2 ponies with severe tracheal collapse. Methods: Clinical report. Methods: Ponies (n=2) with severe tracheal collapse. Methods: A ventral median approach was used to expose the trachea from the larynx to the manubrium. Extraluminal, high-density polyethylene, C-shaped prostheses were sutured to the dorsal tracheal membrane and tracheal rings to provide external tracheal support. Results: The surgical approach provided good tracheal access and placement of the rings was uncomplicated. Initial ...
Removal of 11 incompletely erupted, impacted cheek teeth in 10 horses using a dental alveolar transcortical osteotomy and buccotomy approach. To describe surgical technique and outcome in 10 horses with impacted cheek teeth that were removed by a transcortical osteotomy and buccotomy technique. Methods: Case series. Methods: Horses (n=10) with impacted cheek teeth. Methods: Medical records (2002-2008) of horses with impacted cheek teeth requiring removal were reviewed; surgical technique and outcome were determined. Results: Exodontia of 11 cheek teeth was performed surgically in 10 horses; 3 horses had complications (residual swelling of the mandible) that resolved and all horses returned to their previous use. Conclusions: Transco...
Evaluation of a transvaginal laparoscopic natural orifice transluminal endoscopic surgery approach to the abdomen of mares. To report natural orifice transluminal endoscopic surgery (NOTES) using laparoscopic and endoscopic instrumentation transvaginally into the mare's abdomen and identify structures visible using this approach. Methods: Descriptive experimental study. Methods: Mares (n=8). Methods: A standing, transvaginal approach was made in the cranial vaginal vault at either the 1 (right; 4 mares) or 11 (left; 4 mares) o'clock position relative to the cervix. The abdomen was visually explored and the viscera evaluated using a 2 m flexible endoscope followed by a 62 cm laparoscope. Incisional healing was monit...
Thoracoscopic lung biopsies in heaves-affected horses using a bipolar tissue sealing system. To validate the use of the LigaSure™ Vessel Sealing System (LVSS) to perform thoracoscopic lung tissue biopsies in heaves-affected horses. Methods: Prospective clinical study. Methods: Heaves-affected horses (n=12). Methods: Lung biopsies (n=34) were collected with the LVSS (2-4 biopsies/horse) in horses with and without clinical signs of heaves. Thoracoscope (13th intercostal space [ICS]) and 2 instruments (between the 12-15th ICS) portals were used. Selected clinical and arterial blood gas variables were monitored. Postoperative pneumothorax was evaluated. Depth of thermal injury to the su...
Standing lateral thoracotomy in horses: indications, complications, and outcomes. To describe the indications for, complications arising from, and outcome of horses that had standing lateral thoracotomy for pleural or pericardial disease. Methods: Case series. Methods: Horses (n=16). Methods: Medical records (January 1990-December 2008) of sedated standing horses that had lateral thoracotomy were reviewed. Clinical and surgical findings, perioperative and short-term complications were recorded. Long-term (>6 months) outcome was determined through telephone conversations with owners and veterinarians. Results: Mean (±SD) horse age was 6.6±5.3 years (range, 1-15 years). ...
A comparison of four systems for scoring recovery quality after general anaesthesia in horses. The recovery quality scoring systems (RQSSs) in current use have not been critically reviewed for reliability. Objective: To examine reliability (reproducibility) of 4 RQSSs when applied to a ranked series. Methods: A DVD incorporating the recordings of 9 horses recovering from general anaesthesia was evaluated by final year students over 5 days. On Day 1, each evaluator ranked recoveries from 1-9 (1 = best). Over the following 4 days, each evaluator scored the same recoveries using 4 different RQSSs (3 of them in common usage and previously published) applied in random order. The scores from ...
Outcome and long-term follow-up of 20 horses undergoing surgery for caecal impaction: a retrospective study (2000-2008). If untreated, caecal impaction may progress to rupture of the caecum and reports of long-term outcome for horses undergoing surgery for caecal impaction are required. Objective: To describe short- and long-term complication rates for horses undergoing surgery for caecal impaction in an otherwise life-threatening gastrointestinal condition. Methods: Case records were reviewed for horses undergoing surgery for caecal impaction. Horses were included in the study if an abnormally large, fluid-distended or feed-impacted caecum was the primary diagnosis at surgery and excluded if the caecum had alre...
Risk factors for incisional complications after exploratory celiotomy in horses: do skin staples increase the risk? To assess risk factors for celiotomy incisional infection in horses, especially the use of staples for skin closure. Methods: Case series. Methods: Horses (n=356) that had 1 exploratory celiotomy for colic and survived >2 weeks after surgery between March 1, 2004 and December 31, 2007. Methods: Incisions were classified as "normal" (no complication, only edema, serous drainage lasting <24 hours) or as "surgical site infection (SSI)" (persistent serosanguinous drainage or purulent drainage with or without positive bacterial culture). All possible risk factors, including method o...
