Latest Articles

hives-in-horses
Hives (Urticaria) in Horses: Causes, Treatment & Prognosis Camryn McNeill, B.B.R.M. | May 28, 2024 | Conditions, Horse Health

Hives, also known as urticaria, are a common skin reaction in horses characterized by the sudden appearance of raised, swollen wheals on the skin. These wheals can vary in size, and may be accompanied...

selenium-toxicity-in-horses
Selenium Poisoning (Alkali Disease) in Horses: Causes, Symptoms & Prevention Lucia K Ryan, MA. | May 24, 2024 | Conditions, Horse Health, Toxicity

Selenium (Se) is a micronutrient that horses require in trace amounts to support cellular function. The selenium content in soil contributes to its final concentration in plants. Worldwide, selenium l...

tapeworms-in-horses-2
Tapeworms in Horses: Risk Factors, Transmission & Prevention Camryn McNeill, B.B.R.M. | May 24, 2024 | Conditions, Horse Health, Medications

Parasites are organisms that live in or on the horse, and rely on the horse for sustenance while often causing harm or disease. These include worms like roundworms, tapeworms, and bots, as well as ext...

keratosis-in-horses
Keratosis (Stud Crud) in Horses: Symptoms, Prognosis & Treatment Sara Rice, MSc. | May 24, 2024 | Conditions, Horse Health

Keratosis is an equine skin condition where patches or bands of skin become thickened, rough, dark, and oily. The patches are not painful nor itchy, are not contagious, and do not impact the overall h...

ringworm or girth itch in horses
Ringworm (Girth Itch) in Horses: Risk Factors, Transmission & Prevention Camryn McNeill, B.B.R.M. | May 24, 2024 | Conditions, Horse Health

Ringworm, or dermatophytosis, is a common fungal skin infection. Despite its name, ringworm isn't caused by a worm but rather by various fungi, or dermatophytes, that infect the skin. This fungal infe...

ragwort-poisoning-in-horses
Ragwort Poisoning (Pyrrolizidine Alkaloid Toxicity) in Horses: Toxicology, Treatment & Prevention Lucia K Ryan, MA. | May 24, 2024 | Conditions, Horse Health, Toxicity

Pyrrolizidine alkaloids (PAs) are a naturally occurring type of compound found in many species of plants. When ingested, PAs are toxic to horses. Some of the most common plants that contain high conce...

strangulating-lipomas-in-horses
Strangulating Lipomas in Horses: Risk Factors, Diagnosis & Treatment Sara Rice, MSc. | May 20, 2024 | Conditions, Horse Health

As horse owners the world over know, equines are prone to many forms of gastrointestinal disease and dysfunction. Strangulating lipomas are among the varied and complex risks of GI disruption in horse...

herda-in-horses
Hereditary Equine Regional Dermal Asthenia (HERDA): Causes, Genetic Testing & Prevention Camryn McNeill, B.B.R.M. | May 17, 2024 | Conditions, Horse Health

Hereditary Equine Regional Dermal Asthenia (HERDA), or Hyperelastosis Cutis (HC), is a genetic degenerative skin disease that primarily affects Quarter Horses. It's characterized by a collagen deficie...

proximal-enteritis-in-horses
Proximal or Anterior Enteritis in Horses: Causes, Treatment & Recovery Sara Rice, MSc. | May 8, 2024 | Conditions, Gut Health, Horse Health

Proximal Enteritis (also known as Anterior Enteritis) describes inflammation of the first two parts of the horse's small intestine. Proximal Enteritis (PE) is a serious concern for horse owners, as it...

vesicular-stomatitis-in-horses
Vesicular Stomatitis in Horses: Causes, Transmission & Prevention Dr. Jenna Thebeau, DVM, MSc | May 7, 2024 | Conditions, Horse Health

Vesicular Stomatitis Symptoms Transmission Diagnosis Treatment Prevention Zoonosis Vesicular stomatitis is a viral disease that more commonly affects horses living in warmer climates. The disease typi...

hendra virus in horses
Hendra Virus (Equine Morbillivirus) in Horses: Transmission, Risk Factors & Prevention Dr. Madison Ricard, DVM, DACVP | May 7, 2024 | Conditions

Hendra virus (HeV), also known as equine morbillivirus, is a frequently fatal viral infection that can affect both horses and people. All reported cases of human Hendra virus infection occurred after ...

african-horse-sickness
African Horse Sickness: Causes, Risk Factors & Prevention Dr. Madison Ricard, DVM, DACVP | May 2, 2024 | Conditions, Horse Health

African horse sickness (AHS) is a viral infection transmitted by biting midges. Up to 90% of horses infected with the virus die after initial infection. [ref n="1"] Due to international trade and clim...

corneal ulcers in horses
Corneal Ulcers in Horses: Symptoms and Treatment Guide Casie Bazay, BS, NBCAAM | May 3, 2024 | Conditions, Horse Health

Horse eyes are prominent, making them prone to injury. This is especially true of the cornea, which is the outermost layer of the eye. An injury to this layer is known as a corneal ulcer or keratitis....

moon-blindness-equine-recurrent-uveitis-in-horses
Moon Blindness (Equine Recurrent Uveitis) in Horses: Causes, Treatment & Prognosis Dr. Madison Ricard, DVM, DACVP | May 3, 2024 | Conditions, Horse Health

Equine recurrent uveitis (ERU) is an autoimmune disease and the leading cause of blindness in horses. The disease results in the immune system repeatedly attacking the structures of the eye causing ti...

ear-mites-in-horses
Ear Mites & Psoroptic Mange in Horses: Transmission, Treatment & Prevention Sara Rice, MSc. | May 1, 2024 | Conditions, Horse Health

Ear mites are tiny, wingless, external parasites that live in the ears of horses and cause psoroptic mange. They are round with eight legs and are sometimes visible to the naked eye. They do not burro...

mange-in-horses
Mange in Horses: Signs, Treatment & Prevention Jaime Thomas, B.Sc. | April 30, 2024 | Conditions, Horse Health

Mange is a skin and coat condition in horses caused by microscopic parasites called mites. Although mange is not common in horses, specific conditions can lead to a mite infestation that can spread ra...

shoe-boils-in-horses
Shoe Boils (Olecranon Bursitis or Capped Elbow) in Horses: Causes, Treatment & Prevention Camryn McNeill, B.B.R.M. | May 24, 2024 | Care & Management, Conditions, Horse Health, Joint Health

When a horse lies down for extended periods, especially with long-heeled horseshoes or on shallow bedding, prolonged pressure and "squishing" from the hoof on the elbow can occur, leading to a conditi...

mosquito-borne-illness-in-horses
Mosquito-Borne Illness in Horses: Risk Factors, Transmission & Prevention Sara Rice, MSc. | May 28, 2024 | Conditions, Horse Health

As with other parasites that feed on blood, mosquitos can transmit diseases between hosts. In horses, Eastern, Western, and Venezuelan Equine Encephalitis (EEE, WEE, and VEE, respectively) and West Ni...

cataracts-in-horses
Cataracts in Horses: Symptoms, Causes & Treatment Dr. Madison Ricard, DVM, DACVP | May 3, 2024 | Conditions, Horse Health

Cataracts are cloudy areas within the horse's lens, the structure within the eye that directs light to the retina. [ref n="1"] The lens must be clear to allow light to pass through correctly, meaning ...

glaucoma-in-horses
Glaucoma in Horses: Causes, Treatment & Prognosis Dr. Madison Ricard, DVM, DACVP | May 3, 2024 | Conditions, Horse Health

Glaucoma refers to increased intraocular pressure, the fluid pressure within the eyeball that gives the eye its shape. [ref n="1"] Glaucoma in horses develops when there is an imbalance in fluid drain...

equine-herpesvirus-myeloencephalopathy
Equine Herpesvirus-1 Myeloencephalopathy (EHM) in Horses: The Importance of Biosecurity in Equestrian Sport Dr. Madison Ricard, DVM, DACVP | May 9, 2024 | Conditions, Equestrian Sport, Horse Health

Equine herpesvirus-1 myeloencephalopathy (EHM) is a potentially fatal consequence of equine herpesvirus-1 (EHV-1) infection in horses. EVH-1 spreads through contact with an infected horse or surfaces ...

degenerative-joint-disease-in-horses
Degenerative Joint Disease in Horses: Types, Development, Prevalence & Management | April 9, 2024 | Conditions, Horse Health, Joint Health

Degenerative joint disease (also called arthritis) refers to degeneration and loss of the articular cartilage, cartilage within a joint space that protects the bones on either side of a joint. As the ...

Equine degenerative myeloencephalopathy
Equine Degenerative Myeloencephalopathy (EDM): Causes, Diagnosis & Prevention Dr. Madison Ricard, DVM, DACVP | May 3, 2024 | Conditions, Horse Health

Equine degenerative myeloencephalopathy (EDM) is a degenerative neurologic disease affecting the brain and spinal cord in horses. [ref n="1"] The precise cause of EDM is unknown, but it may be related...

neurectomy-in-horses
Neurectomy in Horses: Uses, Procedures & Complications Dr. Madison Ricard, DVM, DACVP | April 9, 2024 | Conditions, Horse Health

Neurectomy refers to the surgical cutting and removal of a nerve to prevent pain sensation. [ref n="1"] In horses, neurectomy is considered a salvage procedure, meaning it is a last resort only perfor...

snake-envenomation-in-horses
Venomous Snake Bites (Snake Envenomation) in Horses: Causes, Symptoms & Treatment Lucia K Ryan, MA. | April 25, 2024 | Conditions, Horse Health, Toxicity

Poisonous snake bites (snake envenomation) in horses, while not common, are a medical emergency. Without prompt veterinary attention, snake envenomation can result in severe injury and, in some cases,...

Guttural pouch disease in horses
Guttural Pouch Disease in Horses: Causes, Treatment, & Prognosis Dr. Madison Ricard, DVM, DACVP | April 3, 2024 | Conditions, Horse Health

The guttural pouches are large, air-filled structures within the horse's skull, in the throatlatch region. These pouches can develop bacterial infections, fungal infections, or tympany, the excessive ...

Progressive Ethmoidal Hematomas in Horses
Progressive Ethmoidal Hematomas (PEHs) in Horses: Causes, Treatments, & Surgical Complications Dr. Madison Ricard, DVM, DACVP | May 2, 2024 | Conditions, Horse Health

PEHs in Horses Causes Symptoms Diagnosis Treatment Prognosis Progressive ethmoidal hematomas (PEHs) in horses are non-cancerous masses that develop from the ethmoidal labyrinth. This a structure with ...

Immune Mediated Myositis (IMM) and Nonexertional Rhabdomyolysis
Immune Mediated Myositis (IMM) in Horses: Causes, Symptoms & Treatment Dr. Madison Ricard, DVM, DACVP | April 26, 2024 | Conditions, Horse Health

Immune-mediated myositis (IMM) is a muscle disorder in horses where the immune system mistakenly attacks its own muscle fibers, resulting in severe muscle atrophy. IMM is one of the two disorders clas...

Oxalate Toxicity in Horses
Oxalate Toxicity in Horses: Causes, Signs, Prevention & Treatment Linaya Pot, MSc | March 28, 2024 | Conditions, Horse Health, Nutrition

What Are Oxalates? Effects Calcium Deficiencies Diagnosis and Treatment Feeding Guidelines Oxalates are naturally occurring compounds that bind calcium in the equine diet, preventing absorption of thi...

Overo Lethal White Syndrome in Horses
Overo Lethal White Syndrome (OLWS) in Horses: Causes, Signs & Genetic Testing Camryn McNeill, B.B.R.M. | May 28, 2024 | Breeding, Breeds, Conditions, Foals, Horse Health

The overo pattern is one of three coat patterns in American Paint Horses (APHs) recognized by the American Paint Horse Association (APHA), along with Tobiano and Tovero. Among Overo variations, the fr...