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Topic:Hospitalization

Hospitalization of horses involves the admission of equine patients to veterinary facilities for the diagnosis, treatment, and management of various medical conditions. This process is typically initiated when a horse requires intensive monitoring, specialized care, or advanced medical interventions that cannot be adequately provided in a non-clinical setting. Common reasons for equine hospitalization include surgical procedures, severe injuries, colic, respiratory disorders, and infectious diseases. During hospitalization, horses are monitored for vital signs, administered medications, and provided with supportive care tailored to their specific needs. This page compiles peer-reviewed research studies and scholarly articles that explore the protocols, outcomes, and advancements in the hospitalization of horses, providing insights into best practices and innovations in equine clinical care.
Longitudinal study of the short- and long-term effects of hospitalisation and oral trimethoprim-sulfadiazine administration on the equine faecal microbiome and resistome.
Microbiome    February 27, 2023   Volume 11, Issue 1 33 doi: 10.1186/s40168-023-01465-6
Theelen MJP, Luiken REC, Wagenaar JA, Sloet van Oldruitenborgh-Oosterbaan MM, Rossen JWA, Schaafstra FJWC, van Doorn DA, Zomer AL.Hospitalisation and antimicrobial treatment are common in horses and significantly impact the intestinal microbiota. Antimicrobial treatment might also increase levels of resistant bacteria in faeces, which could spread to other ecological compartments, such as the environment, other animals and humans. In this study, we aimed to characterise the short- and long-term effects of transportation, hospitalisation and trimethoprim-sulfadiazine (TMS) administration on the faecal microbiota and resistome of healthy equids. In a longitudinal experimental study design, in which the ponies served as the...
Serum amyloid A does not predict non-survival in hospitalised adult horses with acute colitis.
The Veterinary record    February 13, 2023   Volume 192, Issue 7 e2644 doi: 10.1002/vetr.2644
Runge KE, Bak M, Vestergaard A, Staerk-Østergaard J, Jacobsen S, Pihl TH.Predicting non-survival in horses with acute colitis improves early decision making. Therefore, this study aimed to determine the prognostic value of serum amyloid A (SAA) and other clinicopathological and clinical variables in adult horses with acute colitis. Clinical variables, SAA and other blood biomarkers, including plasma L-lactate (lactate), were assessed in 176 horses with acute colitis. A multivariate model for the prediction of non-survival was constructed. Icelandic horses were analysed separately. Admission SAA was similar in survivors (median 548 mg/L; range 0-5453 mg/L) and...
Standing Surgical Management of Splint Bone Fractures in 13 Horses: A Comparison to Management Under General Anaesthesia.
Veterinary and comparative orthopaedics and traumatology : V.C.O.T    February 9, 2023   Volume 36, Issue 3 148-156 doi: 10.1055/s-0043-1761241
Auffret V, Bonilla AG. The aim of this article was to describe the technique and outcomes of standing surgical management of splint bone fractures and to compare outcome variables and hospitalization cost to a group with similar fractures treated under general anaesthesia. Methods:  It is a single-institution retrospective study. Surgical technique, surgical time, hospitalization cost and complications were retrieved from the medical records of horses treated surgically for splint bone fractures (2008-2020). Owner telephone follow-up provided data about athletic outcome, client satisfaction and cosmetic appeara...
JMM Profile: Japanese encephalitis virus: an emerging threat.
Journal of medical microbiology    February 8, 2023   Volume 71, Issue 12 doi: 10.1099/jmm.0.001620
Sewgobind S, Johnson N, Mansfield KL.Japanese encephalitis (JE) is an infection that occurs predominantly in Asia and the Pacific Islands. It is transmitted by mosquito bites, with the main vector being Culex tritaeniorhynchus, and is maintained in enzootic cycles involving pigs, wild birds and mosquitoes. JE is caused by infection with Japanese encephalitis virus (JEV), a zoonotic pathogen that also causes disease in mammals such as pigs and horses. In humans, most symptoms are mild or flu-like but can progress to encephalitis. Pigs are considered amplification hosts, and sows may have gestational complications. Horses may exhib...
Horse-related injury patterns: a single center report.
Journal of orthopaedic surgery and research    February 2, 2023   Volume 18, Issue 1 83 doi: 10.1186/s13018-023-03549-3
Hoffmann MF, Bernstorff M, Kreitz N, Roetman B, Schildhauer TA, Wenning KE.For ages, humankind and horses have been closely related to occupational and recreational activities. The dangers of engaging with horses have been previously reported. Among sporting activities, horse riding is well-known for its risks. Despite multiple recommendations to wear protective gear, horse-related activities still comprise the risk of severe injuries. This study aimed to examine: (1) if specific mechanisms are correlated to particular injury patterns and (2) if injury types are related to patient demographics. Methods: From one level I trauma center, between July 2019 and July 2022 ...
The hypothalamic-pituitary-adrenal axis response to ovine corticotropin-releasing-hormone stimulation tests in healthy and hospitalized foals.
Journal of veterinary internal medicine    January 18, 2023   Volume 37, Issue 1 292-301 doi: 10.1111/jvim.16604
Johnson K, Peterson J, Kopper J, Dembek K.The hypothalamic-pituitary-adrenocortical axis (HPAA) response to sepsis can be impaired in critical illness. Corticotropin-releasing hormone (CRH) stimulation test might assess HPAA function in foals. Objective: To evaluate plasma cortisol, ACTH, arginine vasopressin (AVP), and endogenous CRH (eCRH) response to different doses of ovine CRH (oCRH). Methods: Healthy (n = 14) and hospitalized (n = 15) foals <7 days of age. Methods: In this prospective randomized study, oCRH (0.1, 0.3, and 1 μg/kg) was administered intravenously and blood samples were collected before, 15, 30, 60, and ...
Use of a new device for inversion of the necrotic ileal stump in the caecum in four horses.
Equine veterinary journal    January 16, 2023   doi: 10.1111/evj.13926
Gandini M, Giusto G.In jejunocaecal anastomosis leaving a necrotic ileal stump has been implicated in complications and poor outcomes. Elective inversion of the necrotic stump using a nasogastric tube has been previously described, although this procedure can be cumbersome and can cause caecocolic orifice occlusion. Objective: To describe the use of a new device for elective inversion of necrotic ileal stumps. Methods: Case report. Methods: Details of the four horses that underwent intestinal resection and anastomosis with elective inversion of the ileal stump were retrieved from their medical records. For each c...
Proximal Interphalangeal Arthrodesis in Horses: A Meta-Analysis of Retrospective Studies.
Journal of equine veterinary science    January 14, 2023   Volume 122 104226 doi: 10.1016/j.jevs.2023.104226
de Souza AF, Paretsis NF, De Zoppa ALDV.The aim of this study was to determine the clinical outcomes reported in retrospective studies of proximal interphalangeal arthrodesis (PIA) in horses through a meta-analysis of retrospective studies. CAB Abstracts, PubMed, ScienceDirect, Web of Science, and Scopus were searched. The primary outcomes included survival and surgical site infection (SSI) rates, return to activities, and time of hospital stay and casting. Subgroups were formed for fractures and other conditions. Meta-analyses were performed with fixed and random effects models to estimate proportions, mean values, and effect size ...
Hospital-acquired and zoonotic bacteria from a veterinary hospital and their associated antimicrobial-susceptibility profiles: A systematic review.
Frontiers in veterinary science    January 9, 2023   Volume 9 1087052 doi: 10.3389/fvets.2022.1087052
Sebola DC, Oguttu JW, Kock MM, Qekwana DN.Hospital-acquired infections (HAIs) are associated with increased mortality, morbidity, and an economic burden due to costs associated with extended hospital stays. Furthermore, most pathogens associated with HAIs in veterinary medicine are zoonotic. This study used published data to identify organisms associated with HAIs and zoonosis in veterinary medicine. Furthermore, the study also investigated the antimicrobial-susceptibility profile of these bacterial organisms. Unassigned: A systematic literature review was conducted in accordance with the Preferred Reporting Items for Systematic Revie...
Postoperative sinusitis and pneumonia following exploratory celiotomy for treatment of colic in horses.
The Canadian veterinary journal = La revue veterinaire canadienne    January 4, 2023   Volume 64, Issue 1 76-80 
Tyma JF, Epstein KL.Sinusitis and pneumonia following exploratory celiotomy in horses were studied, evaluating associations between these 2 respiratory complications and selected pre-, peri-, and post-operative variables. The incidence of sinusitis was 2.5% (8/318) and pneumonia 3.5% (11/318). These respiratory complications were associated with peri-operative reflux, longer antimicrobial treatment, and longer hospitalization. . La sinusite et la pneumonie consécutives á une coeliotomie exploratoire chez le cheval ont été étudiées, afin d’évaluer les associations entre ces deux complications respiratoire...
A multicenter retrospective case-cohort study on the prevalence of incisional morbidities in late pregnant mares following exploratory celiotomy (2014-2019): 579 cases.
Journal of veterinary emergency and critical care (San Antonio, Tex. : 2001)    December 22, 2022   Volume 33, Issue 1 59-69 doi: 10.1111/vec.13228
Klein CE, Stefanovski D, Gardner AK, Woodie JB, Embertson RM, Mudge MC, Hurcombe SD.To report the prevalence and risk factors for incisional morbidities in late pregnant and nonpregnant/early pregnant control mares following colic surgery. Methods: Multicenter, retrospective, cohort study from January 2014 to December 2019. Methods: Two university teaching hospitals and 1 private referral center. Methods: Five hundred and seventy-nine fillies and mares ≥2 years old that underwent celiotomy. Pregnant mares (n = 54) were >240 days in gestation from the last known breeding date and were compared to control females (n = 525) undergoing colic surgery. Methods: None. Resu...
[West-Nile-Virus infections in 12 horses in east-central Germany].
Tierarztliche Praxis. Ausgabe G, Grosstiere/Nutztiere    December 14, 2022   Volume 50, Issue 6 362-376 doi: 10.1055/a-1965-0307
Lohmann KL, Sieg M, Landmann M, Ganzenberg S, Arnold C, Vahlenkamp T, Ulrich RG.The presenting complaints, clinical signs, diagnostic evaluation, therapy, and outcome of 12 horses with clinically apparent West-Nile-Virus (WNV) infection are described. Methods: Case series RESULTS: The adult horses (age 6-18 years, 7 mares, 5 geldings) from Saxony and Saxony-Anhalt were presented with various clinical histories between September 2018 and September 2020. All horses were presented in August or September and no horse was vaccinated against WNV. Fever as the most common general clinical sign was present in 8/12 horses. The most common neurological signs were muscle fascicula...
The fecal bacterial microbiota of healthy and sick newborn foals.
Journal of veterinary internal medicine    December 14, 2022   Volume 37, Issue 1 315-322 doi: 10.1111/jvim.16596
Gomez DE, Wong D, MacNicol J, Dembek K.The fecal bacterial microbiota of normal foals and foals with enterocolitis has been characterized using next-generation sequencing technology; however, there are no reports investigating the gut microbiota in foals hospitalized for other perinatal diseases. Objective: To describe and compare the fecal bacterial microbiota in healthy and sick foals using next-generation sequencing techniques. Methods: Hospitalized (17) and healthy foals (21). Methods: Case-control study. Fecal samples were collected from healthy and sick foals on admission. Sick foals were further divided into sick nonseptic (...
Transcutaneous Detection of Intramural Microchips for Tracking the Migration of the Equine Large Colon: A Pilot Study.
Animals : an open access journal from MDPI    December 5, 2022   Volume 12, Issue 23 3421 doi: 10.3390/ani12233421
Steward SK, McKee HM, Watson AM, Salman MD, Hassel DM.Colic remains the number one cause of mortality in horses, and large colon displacement including colonic volvulus is one of the leading causes for equine hospitalization and surgery. Currently, there is not an adequate model to study the pathophysiology of this condition. The objective of this proof-of-concept study was to determine if subserosal implantation of bioinert microchips in the large intestine would be detectable by a RFID (radio-frequency identification) receiver when the implanted microchips were adjacent to the body wall, thus identifying the location of the colon within the abd...
Recovery of Salmonella bacterial isolates from pooled fecal samples from horses.
Journal of veterinary internal medicine    November 25, 2022   Volume 37, Issue 1 323-327 doi: 10.1111/jvim.16586
Goni JI, Hendrix K, Kritchevsky J.It is important to determine if a horse is shedding Salmonella spp., but a complete culture series can be cost prohibitive. Objective: Determine the optimal pooling technique to maintain high sensitivity of Salmonella spp. culture using spiked samples, and then demonstrate the efficacy of this protocol on clinical submissions. Objective: Pooled fecal samples are as sensitive as 5 individual cultures for the detection of Salmonella shedding. Methods: A single Salmonella-negative horse from the university herd, and 19 hospitalized horses. Methods: Salmonella-free fecal samples were spiked with d...
Clinical and imaging findings, treatment details and outcomes in foals with extensor tendon rupture-A multicentre retrospective study.
Equine veterinary journal    October 28, 2022   Volume 55, Issue 5 777-787 doi: 10.1111/evj.13893
Mokry A, Bernhard C, Faulkner J, Colgate VA, Dumoulin M, Pille F, Vanderperren K, Delling U, Oosterlinck M.Forelimb extensor tendon rupture (ETR) in foals is sparsely documented. Objective: To describe clinical and imaging findings, treatment details, and long-term outcome in foals with ETR. Methods: Multicentre retrospective case-series. Methods: Clinical record review of foals with ETR, presented to Faculty of Veterinary Medicine at Ghent University (Belgium), the Clinic for Horses at the University of Veterinary Medicine Hannover (Germany), and Rossdales Equine Hospital (UK) between 2009-2021. Long-term outcome based on structured telephone interview with the owner at the university hospitals an...
Caudal epidural catheterization for pain management in 48 hospitalized horses: A descriptive study of demographics, complications, and outcomes.
Frontiers in veterinary science    October 28, 2022   Volume 9 995299 doi: 10.3389/fvets.2022.995299
Douglas H, Midon M, Shroff K, Floriano D, Driessen B, Hopster K.The placement of caudal epidural catheters in horses has become more frequent as a multi-modal analgesic strategy. Despite its integration into clinical practice, there are limited reports describing the use of caudal epidural catheterization for prolonged use in horses. The purpose of this study was to characterize the hospitalized caseload undergoing epidural catheterization for long-term epidural analgesic administration, to report the response to epidural therapy and observed complications, and to describe patient outcomes. Medical records of hospitalized equine patients that underwent pla...
Prevalence of Gastric Ulceration in Horses with Enterolithiasis Compared with Horses with Simple Large Intestinal Obstruction.
Veterinary sciences    October 25, 2022   Volume 9, Issue 11 doi: 10.3390/vetsci9110587
Albanese V, Munsterman A, Klohnen A.Enterolithiasis is a well-documented cause of colic in horses, especially in some geographic areas such as California and Florida. This retrospective case-control study aims at comparing the prevalence of gastric ulcers in horses affected by enterolithiasis to that in horses affected by other types of large intestinal obstruction. Two hundred and ninety-six horses were included in the study sample. Horses that had surgery for the removal of one or more enteroliths were included in the study as cases. Patients that had surgery for large intestinal simple obstructions other than enterolithiasis ...
Prognosis for survival to discharge and racing performance in Thoroughbred foals treated for single joint septic arthritis (2009-2016).
Equine veterinary journal    October 24, 2022   Volume 55, Issue 4 607-617 doi: 10.1111/evj.13892
Whisenant KD, Ruggles AJ, Stefanovski D, Woodie JB, Hopper SA, Embertson RM.Haematogenous septic arthritis is a major cause of morbidity and mortality in foals. Previous research has demonstrated a variable prognosis for athletic performance in foals diagnosed with septic arthritis. Objective: To determine the racing prognosis for Thoroughbred foals, 6 months of age or less with single septic joint of presumed haematogenous origin without recognised systemic sepsis or other serious comorbidity compared with a group of maternal sibling controls. Methods: Retrospective cohort study. Methods: Data were collected from Rood and Riddle Equine Hospital in-patient records fro...
Fecal microbiota of horses with colitis and its association with laminitis and survival during hospitalization.
Journal of veterinary internal medicine    October 21, 2022   Volume 36, Issue 6 2213-2223 doi: 10.1111/jvim.16562
Ayoub C, Arroyo LG, MacNicol JL, Renaud D, Weese JS, Gomez DE.The association of microbiota with clinical outcomes and the taxa associated with colitis in horses remains generally unknown. Objective: Describe the fecal microbiota of horses with colitis and investigate the association of the fecal microbiota with the development of laminitis and survival. Methods: Thirty-six healthy and 55 colitis horses subdivided into laminitis (n = 15) and non-laminitis (n = 39, 1 horse with chronic laminitis was removed from this comparison) and survivors (n = 27) and nonsurvivors (n = 28). Methods: Unmatched case-control study. The Illumina MiSeq platform tar...
Treatment of a Mandibular Diastemal Fracture Using Locking Compression Plate and Cerclage Wire in a Mare.
Journal of veterinary dentistry    October 18, 2022   Volume 40, Issue 1 75-80 doi: 10.1177/08987564221129986
Godoy VM, Oliveira NFOE, Paretsis NF, Silva SCD, Souza AF, De Zoppa ALDV, Corrêa RR.This report describes the combination of two surgical fracture repair techniques and the postoperative management of a mandibular diastemal fracture in a two-year-old mare. The mare was referred to a veterinary hospital with a laceration over the body of the right mandible. Radiographic assessment revealed two mesial fracture lines involving the second premolar tooth and a ventrally displaced bone fragment. The mare was treated under general anesthesia and the fracture was corrected using open reduction and plate fixation. A 3.5 mm narrow 15-hole locking compression plate with seven locking ...
Occurrence and Definitions of Intra and Postoperative Complications Related to Laparoscopy in Equids: A Scoping Review.
Veterinary sciences    October 17, 2022   Volume 9, Issue 10 577 doi: 10.3390/vetsci9100577
Cerullo A, Gandini M, Giusto G.Laparoscopy is a common approach in equine surgery and has the advantage of improved visibility and diagnostic accuracy, decreased morbidity and hospitalization time. However, despite the numerous benefits, there can be intraoperative and postoperative complications which could have important welfare and economic consequences. The aim of this study was to perform a scoping review to identify current evidence on the occurrence, definition and classification of intra and postoperative complications in equine laparoscopy. A scoping review was conducted in scientific databases. Peer-reviewed scien...
Serum amyloid A as a marker to detect sepsis and predict outcome in hospitalized neonatal foals.
Journal of veterinary internal medicine    October 14, 2022   Volume 36, Issue 6 2245-2253 doi: 10.1111/jvim.16550
Hoeberg E, Sånge A, Saegerman C, Bohlin A, Nostell K, Durie I, Husted L, Öhman A, Jacobsen S, Berg L, Laursen SH, van Galen G.Serum amyloid A (SAA) has been reported to hold promise as diagnostic and prognostic marker in foals. This has not been investigated thoroughly. Objective: Evaluate admission SAA concentrations as predictor of sepsis and outcome. Methods: Five hundred and ninety hospitalized foals <14 days old. Methods: Retrospective multicenter study. Foals were scored with sepsis and survival scores, grouped according to health category (septic, sick but nonseptic, uncertain sepsis status) and outcome; septic foals were further categorized according to severity (normal sepsis, severe sepsis, and septic sho...
[Immunotherapy with anti-SARS-COV-2 neutralizing F(ab’)2 antibodies from equine serum in the treatment of outpatients with bilateral COVID-19 pneumonia].
Medicina    October 12, 2022   Volume 82, Issue 5 667-672 
Manganiello CF, Basbus L, Callegari MS, Cayol F, Amaral De Sousa CR, Porta RE.Passive immunotherapy is a therapeutic alternative for patients with COVID-19. Methods: The decision was made to create a prospective database of patients diagnosed with SARS-CoV-2 pneumonia, nonhypoxemic, treated on an outpatient basis at the Hospital de Bolívar, Dr. Miguel Capredoni, province of Buenos Aires, Argentina, with the aim of evaluating the efficacy in reducing severe cases and hospitalizations of treatment with hyperimmune equine serum in this subgroup of patients. We performed a retrospective analysis of the period from 05/26/2021 to 08/28/2021, where a total of 151 patients wer...
Acute diarrhea in horses: A multicenter Canadian retrospective study (2015 to 2019).
The Canadian veterinary journal = La revue veterinaire canadienne    October 4, 2022   Volume 63, Issue 10 1033-1042 
Gomez DE, Leclere M, Arroyo LG, Li L, John E, Afonso T, Payette F, Darby S.This study describes the clinicopathological findings, diagnostic approach, treatment, and factors associated with non-survival of diarrheic horses admitted to 4 Canadian university teaching hospitals between 2015 and 2019. A total of 300 horses, ≥1-year-old, with acute diarrhea were included and represented 1.6% (300/18 481; range: 0.7 to 3%) of admissions during that period, 70% of the horses survived to discharge. Testing for enteropathogens was limited to a single fecal culture for Salmonella spp. in most cases. An enteropathogen was identified in 14% (42/300) of the horses, but in the h...
Retrospective review of atrial fibrillation in Standardbred racehorses at a tertiary care facility in Atlantic Canada.
The Canadian veterinary journal = La revue veterinaire canadienne    October 4, 2022   Volume 63, Issue 10 1051-1056 doi: 10.1111/evj.13551
Burns JJ, MacMillan KM, John EE.Atrial fibrillation (AF) is the most clinically relevant cardiac arrhythmia identified in the Standardbred racehorse. However, there is limited literature regarding athletic ability in Standardbred racehorses following AF conversion. To investigate this issue, the objectives of this review were to: i) determine the success rate in using quinidine sulphate to treat AF in a population of hospitalized equine patients in Atlantic Canada between January 2008 and December 2019; and ii) measure return to athletic ability (using racetrack earnings and top-3 finishes) following cardioversion with quini...
Changes in Perioperative Antimicrobial and Anti-Inflammatory Drugs Regimens for Colic Surgery in Horses: A Single Center Report.
Veterinary sciences    October 4, 2022   Volume 9, Issue 10 546 doi: 10.3390/vetsci9100546
Gandini M, Cerullo A, Franci P, Giusto G.Reducing postoperative incisional infection is the main reason to administer postoperative antimicrobials (AMD) after emergency laparotomy in horses, while reducing inflammation and providing analgesia are the reasons to administer anti-inflammatory drugs (AID). The basis for postoperative AMD and AID administration is empirical and only recently has been questioned. Empirical approaches can be changed, and these changes, along with the description of their outcomes, can help produce appropriate stewardship. The aim of this study is to report the changes in AMD and AID regimens in horses under...
Retrospective Study on Risk Factors and Short-Term Outcome of Horses Referred for Colic from 2016 to 2022.
Veterinary sciences    October 3, 2022   Volume 9, Issue 10 545 doi: 10.3390/vetsci9100545
Straticò P, Varasano V, Palozzo A, Guerri G, Celani G, Revelant O, Petrizzi L.(1) Background: colic syndrome is a multifactorial life-threatening condition in equids. Awareness of predisposing and prognostic indicators is useful to adequately inform the owner of the outcome and plan the best treatment. The aim of the study was to identify the variables associated with short-term survival in a cohort of horses referred for colic to a veterinary teaching hospital; (2) Methods: medical records of horses referred for colic from 2016 to 2022 were retrospectively reviewed. Univariate and multivariate regression models were built to assess the odds ratios of discharge from the...
Longitudinal assessment of adrenocortical steroid and steroid precursor response to illness in hospitalized foals.
Domestic animal endocrinology    August 31, 2022   Volume 82 106764 doi: 10.1016/j.domaniend.2022.106764
Dembek K, Timko K, Moore C, Johnson L, Frazer M, Barr B, Toribio R.Sepsis is a major cause of morbidity and mortality in neonatal foals. Relative adrenal insufficiency (RAI), defined as an inadequate cortisol response to stress, has been associated with sepsis, prematurity, and poor outcome in newborn foals. In addition to cortisol, the adrenal gland synthesizes several biologically important steroids and steroid precursors, including aldosterone, androgens, and progestogens. However, concentration of these hormones during hospitalization and their association with the severity of disease and mortality in critically ill foals have not been completely evaluate...
Echocardiographic Features of the Ductus Arteriosus and the Foramen Ovale in a Hospital-Based Population of Neonatal Foals.
Animals : an open access journal from MDPI    August 30, 2022   Volume 12, Issue 17 2242 doi: 10.3390/ani12172242
De Lange L, Vernemmen I, van Loon G, Decloedt A.The ductus arteriosus (DA) and foramen ovale (FO), including the septum primum (SP) and septum secundum (SS), are important structures in fetal circulation and are unexplored in neonatal equids. The objective of this study is to describe echocardiographic characteristics in a hospital-based population of neonatal foals. On days 2, 5 and 10 after parturition, cardiac ultrasound was performed, and clinical data were collected in healthy and diseased Warmblood foals. Fifty healthy ( = 15) and diseased ( = 35) Warmblood foals were examined. A left-sided and right-sided holosystolic murmur was audi...