Vetlexicon

Vetlexicon Clinical support at your fingertips. Helping veterinary professionals on the front line of animal care.

Vetstream’s clinical reference services – Canis, Felis, Lapis and Equis – provide the world’s largest online source of peer reviewed point-of-care veterinary content. Featuring over 18,500 articles, including images and videos, our clinical information is peer-reviewed and regularly updated to help you keep abreast of the latest veterinary methodology and techniques. Webpartner: easy-to-manage, pr

ofessional looking websites to suit any practice. Vetacademy: our online Continuing Professional Development service. We provide an extensive range of training modules covering small animal, equine, exotic animal and business management topics on an eLearning platform and videos on a pay-per-view video player.

11/06/2026

Necrotizing dermatitis in reptiles may be associated with inappropriate husbandry, trauma, parasitism, infectious agents, or underlying systemic disease. In chelonians, it is sometimes seen as a complication of untreated shell injuries.

Refresh your knowledge on the causes, diagnosis, and treatment of necrotizing dermatitis with this recently updated article on .

👉 https://tr.ee/exotis-reptiles-necrotizing-dermatitis

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Necrotizing dermatitis has been written and peer-reviewed by
Agata Witkowska BVM BVS BVMedSci CertAVP(ZooMed) PgCert(Endo) MRCVS
Joanne Sheen BVM&S CertZooMed DipABVP
Andrew Rich BVSc DiplECVP AFHEA MRCVS

With a distinguished career spanning international keynote stages and complex equine surgical cases, Vetlexicon Equis co...
10/06/2026

With a distinguished career spanning international keynote stages and complex equine surgical cases, Vetlexicon Equis contributor Jessica Kidd BA, DVM, CertES(Orth), Dipl ECVS, MRCVS, is one of the UK's foremost RCVS and European Recognised Specialists in Equine Surgery.

She holds the RCVS certificate in Equine Surgery (Orthopaedics), is a Diplomate of the European College of Veterinary Surgeons, and is an RCVS and European recognised specialist in Equine Surgery. Her areas of interest are both soft tissue and orthopaedic surgery, diagnostic imaging and investigation of lameness cases. She has an interest in foal medicine and surgery and equine melanomas.

She is a keen motorcyclist and one of the original members of the Horsepower CPD team, which has already raised over £1,067,000 for charities to provide ongoing funding for both working equids and disabled and disadvantaged children.

View her Vetlexicon content, and read her bio here 👉 https://tr.ee/jessica-kidd

08/06/2026

Johne's disease is an infection caused by Mycobacterium avium subspecies paratuberculosis (MAP).

Signs of early disease are associated with production losses, but as the disease progresses, it causes clinical signs such as ongoing weight loss and diarrhoea.

Refresh your memory of the condition with this informative article from .

👉 https://www.vetlexicon.com/bovis/alimentary/articles/johnes-disease-3

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Johne's disease has been written and peer-reviewed by
Dick Sibley BVSc HonFRCVS
James Breen BVSc PhD DCHP MRCVS
Sophie Mahendran BVM BVS DipECBHM MRCVS

With a career spanning five decades, Derek Knottenbelt OBE BVMYS DVMS DipECEIM DipACVIM MRCVS is an internationally accl...
05/06/2026

With a career spanning five decades, Derek Knottenbelt OBE BVMYS DVMS DipECEIM DipACVIM MRCVS is an internationally acclaimed equine internal medicine specialist whose distinguished achievements have cemented his place as one of the most influential figures in veterinary medicine today.

Derek qualified from Edinburgh University in 1970. He is a Diplomate of the European College of Equine Internal Medicine and of the American College of Veterinary Internal Medicine and held a personal chair at the University of Liverpool until his "retirement" in 2010. He founded Vets with Horsepower in 2009, and the first trip took place in 2010. Colleagues accurately describe Derek as a "force of nature" and is tireless in his efforts to support equine welfare.

His topics of interest as a speaker include a wide range of equine medicine topics that are covered on Vetlexicon Equis. With a special interest in dermatology and wounds, oncology, ophthalmology and neurology, including headshakers, the list certainly is not limited to this!

View his Vetlexicon content, and read his bio here 👉 https://tr.ee/derek-knottenbelt

Primary and inherited cataracts are rare in the cat.Feline cataracts are most commonly secondary to uveitis, systemic di...
04/06/2026

Primary and inherited cataracts are rare in the cat.

Feline cataracts are most commonly secondary to uveitis, systemic disease, or trauma — so when you spot lens opacity in your feline patients, a thorough diagnostic work-up is key to identifying the underlying cause.

Early referral to a veterinary ophthalmologist for surgical suitability assessment can be sight-saving, with a good prognosis following lens removal.

Read the full peer-reviewed article on .

👉 https://www.vetlexicon.com/felis/core-competencies/articles/cataract-3

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Cataracts in cats has been written and peer-reviewed by
Peter Renwick MA Vet MB DVOphthal MRCVS
David Williams MA MEd VetMD PhD EdD DipECAWBM CertVOphthal CertWEL FRSB FRCVS
Dennis Brooks DVM PhD DipACVO
Fiona McKeever MVB MANCVS GPCert(Ophthal) MRCVS

Vetstream are delighted to support the with Horsepower project, run by Vetlexicon Equis contributor, Derek Knottenbelt....
30/05/2026

Vetstream are delighted to support the with Horsepower project, run by Vetlexicon Equis contributor, Derek Knottenbelt.

For 15 years, the Vets with Horsepower project has supported vulnerable children and animals around the world

The project is referred to as the “perfect mix of charity and veterinary education”. Made up of experienced equine vets who found they have common ground:

🌍They believe the world can be made a better place for everyone, one step at a time.
🐎They all have a shared skill set as respected equine vets and lecturers.
🏍️They have a thing for motorbikes!

👉 https://www.vetswithhorsepower.com/

28/05/2026

Grass sickness if a frequently fatal equine dysautonomia/polyneuropathy of the autonomic and enteric nervous systems of grazing equids.

Grass sickness is a disease with acute, subacute, or chronic presentations and is most commonly seen in spring, peaking in May. Predominant signs result from dysfunction of the gastrointestinal tract.

Learn more about this disease with this informative article from .

👉 https://www.vetlexicon.com/equis/gastrohepatology/articles/grass-sickness-3

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Grass sickness has been written and peer-reviewed by a collection of experts, including
Frank Andrews DVM MS DipACVIM
Annalisa Barrelet BVetMed MS CertESM MRCVS
Rachael Conwell BVetMed DipECEIM CertEM(IntMed) MRCVS
Caroline Hahn DVM MSc PhD DipECEIM DipECVN MRCVS
Bruce McGorum BSc BVM&S MSc PhD CertEM(Int Med) DipECEIM FRCVS
Elspeth Milne PhD FRCPath FHEA DipECVCP FRCVS
Rachel Murray MA VetMB MS DipECVS DipACVS PhD MRCVS
Jonathan Naylor DVM PhD DipACVIM
Andrew Rich BVSc DiplECVP AFHEA MRCVS

26/05/2026

Cloacopexy and colopexy can be valuable surgical options in poultry for the management of recurrent cloacal prolapse, helping to restore anatomy and reduce recurrence. Careful case selection and appropriate technique are key to successful outcomes.

Refresh your knowledge on indications, surgical approach, and postoperative care with this practical article on .

👉 https://www.vetlexicon.com/avis/surgery/articles/cloacopexy-colopexy/

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Cloacopexy / colopexy has been written and peer-reviewed by
Vicki Baldrey BVSc BSc(Hons) DZooMed(Avian) FHEA MRCVS
Henrietta Kodilinye-Sims BVetMed PgDipVEPH GCLT MRCVS

Skin shedding is common after brumation and with the rise in temperature during Spring. Unfortunately, this also increas...
22/05/2026

Skin shedding is common after brumation and with the rise in temperature during Spring. Unfortunately, this also increases the likelihood of dysecdysis.

Refresh your knowledge on its diagnosis, treatment, and prevention with this article on .

👉 https://www.vetlexicon.com/exotis/reptiles/dermatology/articles/ecdysis-dysecdysis/

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Ecdysis / dysecdysis has been written and peer-reviewed by
Robert Johnson BVSc(Sydney) MANZCVS CertZooMed BA
Nathalie Wissink-Argilaga LicVet CertAVP(ZooMed) GPCert(ExAP) DZooMed(Reptilian) MRCVS
Livia Benato DVM MScR CertZooMed DipECZM(Small Mammal) MRCVS

21/05/2026

Proteinuria in rabbits can be a useful indicator of underlying renal disease, but results should always be interpreted carefully.

A structured approach is important for determining clinical significance and guiding further investigation.

Refresh your knowledge on causes, diagnosis, and interpretation with this article on proteinuria in rabbits on .

👉 https://www.vetlexicon.com/lapis/urinary/articles/proteinuria/
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Proteinuria has been written and peer-reviewed by
Rebecca Macmillan BVetMed BSAVA PGCertSAM MRCVS
Anna Meredith OBE MA VetMB CertLAS DipECZM DZooMed(Mammalian) PhD FRCVS

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