Recent News for Genetic Problems


Neonatal Isoerythrolysis in Foals

February 01, 2012

Prevention is key to avoiding neonatal isoerythrolysis, or destruction of a newborn foal's red blood cells.... Read More


Genetic Testing Options Expanded for APHA Horses in 2012

January 01, 2012

Testing options include a comprehensive coat color package and a comprehensive disease diagnostic package.... Read More


UC Davis to Partner with APHA for Genetic Testing

July 25, 2011

The APHA has introduced the University of California, Davis, as its official genetic testing provider. ... Read More


Tying-Up in Horses: A Review

June 15, 2011

Tying-up, or exertional rhabdomyolysis, is a frustrating problem for horse owners, but can be managed through ... Read More


Heritable Equine Skin Disorders

May 11, 2011

Some skin conditions in horses are caused by fungus and bacteria, while others are caused by external factors ... Read More


What's New in the NICU?

January 01, 2011

The neonatal intensive care unit, or NICU, is that special place in a veterinary clinic where premature, critical, and newborn foals receive intensive, round-the-clock care. The NICU handles everything from breathing problems to heart conditions to..... Read More


Tying-Up in Thoroughbreds: Narrowing the Genetic Search

December 24, 2010

Researchers suspect tying-up in horses is a heritable condition; however, they have yet to determine the gene--or genes--responsible. But a team of Japanese researchers recently moved the investigation forward with a groundbreaking study of affected ... Read More


HERDA: Preventing The Heartbreak

December 08, 2010

Part 3: Robin Davison "did everything right" when she bought her registered Paint mare Quality Sensation (aka Penelope), including scheduling a prepurchase exam. Penelope's HERDA was undiagnosed then, but Davison says in hindsight there were signs ... Read More


What's In Your Horse's DNA?

December 01, 2010

Geneticists have created tools and tests that enhance horse breeders' ability to select for healthy foals.... Read More


HERDA: A Daily Struggle

November 18, 2010

Horses afflicted with the skin disease hereditary equine regional dermal asthenia (HERDA, also called hyperelastosis cutis or HC) can develop external lesions from a variety of environmental factors. This includes everything from sunlight to co... Read More


When HERDA Strikes

November 01, 2010

A diagnosis of hereditary equine regional dermal asthenia (HERDA), or hyperelastosis cutis (HC), is frequently a grim one for horse owners. The hereditary skin disease that affects some stock horse breeds can result in isolation and skin lesions for... Read More


High-Protein Diet Okay for HYPP Horse?

November 01, 2010

I've heard high levels of protein would make a horse "hot." Is this true?... Read More


Neuromuscular Disease Can Lead to Performance Issues

October 24, 2010

Neuromuscular diseases, which affect the function of muscles and the way they interact with the nervous system, can lead to performance issues, said Kelsey A. Hart, DVM, PhD, Dipl. ACVIM, internal medicine clinician and graduate fellow at the U... Read More


Tying-Up: Current Diagnosis and Nutritional Management

September 22, 2010

Researchers estimate that three of every 100 performance horses will experience signs of tying-up.... Read More


Ocular Disease in Horses with HERDA: Study

August 10, 2010

In an eye-opening event, Mississippi State University researchers discovered that Quarter Horses diagnosed with the disease called hereditary equine regional dermal asthenia (HERDA) not only have skin defects but also important eye abnormalitie... Read More


Potential Biomarker for Tying-up Found

June 01, 2010

In an equine study using "proteomic" technology that systematically analyzed the proteins in skeletal muscle biopsies, a research team from The Netherlands identified a form of the protein creatine kinase that could be a marker for ac... Read More


Twelve New Equine Fact Sheets Available From

May 12, 2010

This week has launched 12 free, handy Fact Sheets on topics of interest to hands-on horse owners. These are invaluable additions to the more than 30 widely acclaimed Fact Sheets that launched in 2009...... Read More


Nutrition Can Help Manage Tying-Up in Sport Horses

May 10, 2010

Thanks to advances in identifying specific causes of tying-up, development of diagnostic tests, and improved recognition of the impact of diet and exercise on horses that tie up, affected horses can be successfully managed. Stephanie Valberg, D... Read More


Fatty Acid Triheptanoin Comes Up Short for Horses with PSSM

April 03, 2010

Triheptanoin does not appear to be a good fat supplement for polysaccharide storage myopathy (PSSM) horses.... Read More


HERDA: Skin Characteristics

March 08, 2010

Horses with the hereditary skin disease known as hereditary equine regional dermal asthenia (HERDA) or hyperelastosis cutis (HC) have been recognized since the 1970s, but only recently have researchers defined just how much weaker their skin is... Read More


Neonatal Isoerythrolysis: Foal Jaundice

January 06, 2010

Neonatal isoerythrolysis (NI) is caused by an incompatibility of blood types between a mare and her foal. If a foal inherits from its sire a red cell factor (antigen) that the mare lacks, the mare may develop antibodies to that antigen. There i... Read More


Emerging Neurologic Syndromes Discussed at World Equine Vet Meeting

November 27, 2009

"The more we look for neurologic signs, the more we discover new syndromes," said I.G. Joe Mayhew, BVSc, FRCVS, PhD, Dipl ACVIM, ECVN, head of Equine Massey and professor of Equine Studies at Massey University in New Zealand, at the... Read More


Genetic Diseases in Horses Reviewed for World Equine Vets

October 31, 2009

While genetic diseases exist in a number of horse breeds, many researchers have focused expressly on issues occurring in the Quarter Horse breed. Thanks to their efforts, genetic tests for several disorders specific to this breed are now... Read More


Coat Color Studies Aid Health Research, Breeding Choices

September 21, 2009

Certain horse coat colors or patterns are associated with health or medical problems.... Read More


Common Variable Immunodeficiency in Horses, ACVIM 2009

August 27, 2009

Common variable immunodeficiency is a rare, but serious disease in adult horses that often leads to hospitalization, said Maria Julia Bevilaqua Felippe Flaminio, DVM, MS, PhD, Dipl. ACVIM, who presented research on the topic at the American... Read More