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New Zealand Veterinary Journal

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https://www.readbyqxmd.com/read/28659065/prevalence-and-risk-factors-for-cats-testing-positive-for-feline-immunodeficiency-virus-and-feline-leukaemia-virus-infection-in-cats-entering-an-animal-shelter-in-new-zealand
#1
M C Gates, S Vigeant, A Dale
AIMS: To estimate the prevalence of cats testing positive for antibodies to feline immunodeficiency virus (FIV) and feline leukaemia virus (FeLV) antigens in domestic cats entering a New Zealand animal shelter, based on a commercial point-of-care ELISA, to identify risk factors associated with cats testing positive, and to compare the results obtained from the ELISA with those obtained using PCR-based testing. METHOD: A cross-sectional study was performed on 388 cats entering the Royal New Zealand Society for the Prevention of Cruelty to Animals (RNZSPCA) animal shelter in Auckland, New Zealand between 7 February 2014 and 30 May 2014...
June 28, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28637394/comparison-of-bone-healing-as-assessed-by-computed-tomography-following-tibial-tuberosity-advancement-in-dogs-with-and-without-autogenous-cancellous-bone-grafts
#2
D R James, N Webster, J D White, A M Marchevsky, R G Cashmore, M Havlicek, S Fearnside, A P Black
AIMS: To objectively compare measures of bone healing, using computed tomography (CT) in dogs following bilateral tibial tuberosity advancement (TTA), between tibiae treated with and without autogenous cancellous bone grafts. METHODS: Ten dogs with bilateral cranial cruciate ligament disease requiring surgical stabilisation were prospectively recruited to undergo single-session bilateral TTA, with only one, randomly assigned, tibia receiving bone graft in the osteotomy deficit...
June 21, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28629299/farm-and-cow-level-prevalence-of-bovine-digital-dermatitis-on-dairy-farms-in-taranaki-new-zealand
#3
D A Yang, C Heuer, R Laven, W D Vink, R N Chesterton
AIMS: This aim of this cross-sectional study was to investigate the herd and cow-level prevalence of bovine digital dermatitis (BDD) in dairy farms in the northern Taranaki region of New Zealand, and to identify whether there was any spatial clustering of herds with the disease. METHODS: A survey of 224 dairy farms in the northern Taranaki region of New Zealand was undertaken from September 2014 to February 2015. Following training in robust criteria to confirm BDD visually, a technician inspected the rear feet of every milking cow on the farms during milking...
June 19, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28629261/assessment-of-leakage-pressure-following-enterotomy-closure-reinforced-by-tissue-adhesive-in-a-caprine-cadaver-model
#4
C T Jones, C Y Chen, B G Campbell, B A Fransson
AIMS: To compare the combination of suture and tissue adhesive with suture alone for closure of enterotomy incisions in an ex vivo caprine jejunal model, by measuring the intraluminal pressure at which leakage occurred and the proportion of closures that leaked at intraluminal pressures <40 mmHg. METHODS: Jejunal tissue was harvested from a goat following euthanasia and enterotomy incisions (4 mm in length) were made in each of 24 isolated jejunal segments. The enterotomies were randomly assigned to be closed using a single interrupted suture alone (n=12) or in combination with biopolymer tissue adhesive (n=12)...
June 19, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28627333/influence-of-preservation-methods-on-the-quality-of-colostrum-sourced-from-new-zealand-dairy-farms
#5
K S Denholm, J C Hunnam, E L Cuttance, S McDougall
AIMS: To assess the effect of two temperatures (ambient temperature and 4 °C), three preservation methods (no preservative, yoghurt and potassium sorbate), and two periods of storage (3 and 7 days) on Brix and total bacterial and coliform counts of colostrum collected from New Zealand dairy farms. METHODS: One litre of colostrum destined to be fed to newborn calves was collected from 55 New Zealand dairy farms in the spring of 2015. Six aliquots of 150 mL were obtained from each colostrum sample, with two aliquots left untreated, two treated with potassium sorbate and two with yoghurt, and one of each pair of aliquots stored at ambient temperature and the other at 4°C All samples were tested for Brix, total bacterial counts and coliform counts before treatment (Day 0), and after 3 and 7 days of storage...
June 18, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28627316/associations-between-management-practices-and-colostrum-quality-on-new-zealand-dairy-farms
#6
K S Denholm, J C Hunnam, E L Cuttance, S McDougall
AIMS: To describe colostrum quality in spring-calving dairy herds in New Zealand, in terms of Brix, pH and total and coliform bacterial counts and to investigate associations between farm management practices and these measures of colostrum quality. METHODS: In June 2015, commercial dairy farms (n=105), located in North and South Islands of New Zealand, were visited shortly after the first cows had calved, and when approximately 50% and 80% of the herd had calved (early, middle and late visits)...
June 18, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28614973/comparison-of-an-alcohol-based-hand-sanitation-product-with-a-traditional-chlorhexidine-hand-scrub-technique-for-hand-hygiene-preparation-in-an-equine-hospital
#7
R A Edwards, C B Riley, L Howe, E A Burrows, K T Riley, L Frellstedt
AIMS: To investigate the efficacy of an alcohol gel-based hand antisepsis protocol compared with a traditional chlorhexidine-based protocol under conditions of routine clinical contamination, and following heavy faecal contamination. METHODS: Twelve adult participants were recruited and on four separate days completed a hand sanitation protocol using a chlorhexidine scrub or an alcohol-based gel, with hands that were grossly clean but contaminated or with faecal contamination...
June 14, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28532295/resistance-to-a-triple-combination-anthelmintic-in-trichostrongylus-spp-on-a-commercial-sheep-farm-in-new-zealand
#8
Bas Hodgson, C J Mulvaney
AIM: To evaluate resistance to anthelmintics containing abamectin, levamisole, and oxfendazole (AB-LEV-OX), derquantal and abamectin (DEQ-AB), moxidectin, and monepantel in naturally acquired gastrointestinal nematodes present on a sheep farm. METHODS: Faecal nematode egg count reduction tests (FECRT) were carried out on lambs that were approximately 7 months-old and infected with naturally acquired nematodes. Lambs were randomly allocated to one of five groups (n=15 per group): treatment with 2 mg/kg derquantel and 0...
June 5, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28506113/the-occurrence-of-ryegrass-staggers-and-heat-stress-in-sheep-grazing-ryegrass-endophyte-associations-with-diverse-alkaloid-profiles
#9
L R Fletcher, S C Finch, B L Sutherland, G deNicolo, W J Mace, C van Koten, D E Hume
AIMS: To compare ryegrass pastures infected with endophytes producing diverse alkaloids for their ability to cause ryegrass staggers in grazing lambs; to compare respiration rates and rectal temperatures of these lambs after exposure to heat stress, and to compare liveweight gains during the study period. METHODS: Ryegrass pastures of cultivar Trojan infected with NEA endophytes, branded NEA2 (T-NEA2), endophyte-free Trojan (T-NIL), Samson infected with standard endophyte (S-STD), Samson infected with AR37 endophyte (S-AR37) and endophyte-free Samson (S-NIL), were grazed by lambs (n=30 per cultivar) for up to 48 days in February and March of 2012 and 2013...
May 25, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28504055/severe-generalised-chondrodysplasia-in-miniature-cattle-breeds
#10
K E Dittmer, K G Thompson, T Hogan
No abstract text is available yet for this article.
May 25, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28441916/impact-of-surgical-margins-on-survival-of-37-dogs-with-massive-hepatocellular-carcinoma
#11
A Matsuyama, S Takagi, K Hosoya, Y Kagawa, K Nakamura, T Deguchi, M Takiguchi
AIMS To compare the survival of dogs with completely resected massive hepatocellular carcinoma (HCC) with that of dogs in which HCC were incompletely excised. METHODS A retrospective cohort study was conducted. Dogs that underwent surgical excision of massive HCC between November 2006 and April 2015 were included. Dogs that died in the perioperative period or were lost to follow-up within 2 months after surgery were excluded. Data were collected from the medical records and a single pathologist examined all available histology slides to confirm the diagnosis of HCC...
May 8, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28415915/evaluation-of-dogs-with-macroscopic-haematuria-a-retrospective-study-of-162-cases-2003-2010
#12
K K Adamama-Moraitou, D Pardali, N N Prassinos, G Menexes, M N Patsikas, T S Rallis
AIMS: To retrospectively describe clinical features of dogs that were presented to a small animal clinic between 2003-10 with macroscopic haematuria, and investigate whether signalment of the dog and severity and duration of the haematuria at admission were associated with specific aetiologies. METHODS: Medical records were evaluated of 162 dogs with macroscopic haematuria admitted to a University-based small animal clinic in Thessaloniki, Greece, from January 2003 to December 2010...
May 3, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28372517/concentrations-of-calcium-and-25-hydroxycholecalciferol-vitamin-d3-in-plasma-of-wild-k%C3%A4-k%C3%A4-p%C3%A5-strigops-habroptilus-living-on-two-islands-in-new-zealand
#13
J Chatterton, A Pas, S Alexander, M Leech, R Jakob-Hoff, B P Jensen, A Digby
AIMS: This preliminary study had the objectives of describing the concentrations of ionised calcium and 25-hydroxycholecalciferol (25(OH)D3) in the blood of wild kākāpō (Strigops habroptilus) living on two islands in New Zealand, and to determine the effects of supplementary feeding on these blood parameters. METHODS: Blood samples were obtained from 33 kākāpō living on two offshore islands during routine health checks in 2015. Birds on Hauturu were sampled in May (n=5) and birds on Whenua Hou were sampled in July (n=15) and November (n=26)...
May 3, 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28514936/evaluation-of-an-indirect-oscillometric-blood-pressure-monitor-in-anaesthetised-dogs-at-three-different-anatomical-locations
#14
M Fujiyama, H Sano, J P Chambers, M Gieseg
AIMS: To evaluate the agreement between invasive and non-invasive measurements of blood pressure (BP) using an oscillometer (PetTrust) at three different anatomical locations in anaesthetised dogs under different haemodynamic conditions. METHODS: Eight adult Greyhounds weighing 23.5-36.5 kg were anaesthetised with isoflurane and positioned in dorsal recumbency. Systolic arterial pressure (SAP), diastolic arterial pressure (DAP) and mean arterial pressure (MAP) were measured invasively via a dorsal pedal artery and non-invasively using the oscillometer with cuffs placed above the carpus, above the tarsus and around the tail base...
July 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28359226/prevention-of-fetal-infection-in-heifers-challenged-with-bovine-viral-diarrhoea-virus-type-1a-by-vaccination-with-a-type-1c-or-type-1a-vaccine
#15
RANDOMIZED CONTROLLED TRIAL
R Packianathan, W J Clough, A Hodge, D K Holz, J Huang, G L Bryant, C Colantoni
AIMS: To evaluate a vaccine containing type 1c bovine viral diarrhoea (BVD) virus for prevention of fetal infection in pregnant heifers when challenged with New Zealand BVD virus type 1a 6 months after vaccination, compared to unvaccinated heifers and heifers vaccinated with a vaccine containing type 1a BVD virus. METHODS: Fifty five crossbred Friesian heifers, free from BVD virus and antibody, were randomly allocated to three groups. Twenty five heifers were vaccinated twice with a vaccine containing type 1c BVD virus (T1c group), and 10 heifers with a vaccine containing type 1a BVD virus (T1a group), and 20 heifers were unvaccinated (NC group)...
May 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28152335/association-between-age-and-time-from-calving-and-reported-lameness-in-a-dairy-herd-in-the-waikato-region-of-new-zealand
#16
W Mason
CASE HISTORY: During the 2014/2015 season 823 predominantly Holstein-Friesian cows calved on a pasture-based farm in the Waikato region of New Zealand. A high prevalence and recurrence rate of lameness had been noted for several years but cows feet were not routinely picked up and therapeutically trimmed. CLINICAL FINDINGS: At a farm visit in December 2015, 23 cows feet were examined and 18/23 (78%) cows had white line disease and 17/23 (74%) sole haemorrhages, as well as severely overgrown and misshapen hooves...
May 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/28147208/systemic-granulomatous-and-haemorrhagic-syndrome-in-new-zealand-dairy-cattle
#17
T G Rawdon, K N Buckle, K E Lawrence, K G Thompson, A F Julian, B L Vaatstra, A C Johnstone, J F Weston, R A Fairley
CASE HISTORY: Cases were obtained through passive surveillance reporting by veterinary pathologists, via the Ministry for Primary Industries Exotic Pest and Disease Hotline. They included ill or dead cows that had evidence of frank haemorrhage, petechial haemorrhages on mucous membranes, wasting or dermatitis of unknown cause, and were reported between 2009-2014. Affected cows (n=16) were from nine seasonally calving dairy farms, aged ≥3 years, and were predominantly in their mid-to-late non-lactating period...
May 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/27870922/evaluating-the-benefits-of-vaccination-when-used-in-combination-with-stamping-out-measures-against-hypothetical-introductions-of-foot-and-mouth-disease-into-new-zealand-a-simulation-study
#18
R L Sanson, T Rawdon, K Owen, K Hickey, M van Andel, Z D Yu
AIMS: To evaluate the benefits of vaccination against simulated outbreaks of foot-and-mouth disease (FMD) in New Zealand, when applied as an additional measure to stamping-out. METHODS: A simulation modelling approach was used. The study population comprised all known farms in New Zealand with FMD-susceptible livestock. Infection was seeded into three different areas of New Zealand. Transmission mechanisms included direct and indirect contacts, local spread and airborne spread...
May 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/27855564/adenomatous-hyperplasia-of-the-mucous-glands-in-captive-archey-s-frogs-leiopelma-archeyi
#19
S D Shaw, L Berger, C Harvey, M R Alley, P J Bishop, R Speare
AIMS: To describe the gross and light microscopic characteristics of skin lesions observed on the ventral skin of captive Archey's frogs (Leiopelma archeyi) between 2000 and 2012, and to investigate their occurrence, possible aetiology and association with survival. METHODS: Postmortem skin samples were obtained for histological evaluation from 37 frogs, with and without skin lesions, that died while in captivity at Auckland Zoo between 2000 and 2012. Four frogs with skin lesions were biopsied under general anaesthesia and samples used for both light and transmission electron microscopy...
May 2017: New Zealand Veterinary Journal
https://www.readbyqxmd.com/read/27817244/effect-of-time-of-artificial-insemination-after-oestrus-detection-on-non-return-rate-of-lactating-dairy-cows-on-pasture
#20
Z Z Xu
AIMS: To determine the difference in reproductive performance between cows detected in oestrus during morning or afternoon milking when artificial insemination (AI) was carried out once daily, either after the morning or afternoon milking. METHODS: The study used 20,816 records for cows in 30 spring calving dairy herds that used a camera-based system for oestrus detection during both morning and afternoon milkings. This system automatically determined whether a pressure-sensitive oestrus detection device had been activated or not, or was missing...
May 2017: New Zealand Veterinary Journal
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