Common Clinical Signs of Laminitis

Recognizing clinical signs early and seeking immediate veterinary care can improve treatment outcomes.
Please login

No account yet? Register


Laminitis is a painful disease in horses that is often illustrated by classic clinical signs. Recognizing these signs during early onset and seeking immediate veterinary care can improve the outcome of treatment, said James Orsini, DVM, Dipl. ACVS, director of the Laminitis Institute at the University of Pennsylvania’s New Bolton Center.

Orsini and Nora Grenager, VMD, Dipl. ACVIM, of Grenager Equine Consulting, in Middleburg, Va., described the phases, clinical signs, and degrees of laminitis at the 2012 International Equine Conference of the Equine Limb–Advanced Diagnostics and Therapeutics, which took place Nov. 2-3 in Monterey, Calif.

Orsini explained that practitioners and researchers divide laminitis cases into three categories: acute (rapid onset with short but severe course), chronic (lasting for a long period of time or marked by frequent recurrence), and subclinical (not yet showing clinical signs). The condition most frequently occurs in the front hooves, which carry the majority of the horse’s weight (estimated at approximately 60%) although it can affect the hind hooves as well

Create a free account with to view this content. is home to thousands of free articles about horse health care. In order to access some of our exclusive free content, you must be signed into

Start your free account today!

Already have an account?
and continue reading.


Written by:

Michelle Anderson is the former digital managing editor at The Horse. A lifelong horse owner, Anderson competes in dressage and enjoys trail riding. She’s a Washington State University graduate and holds a bachelor’s degree in communications with a minor in business administration and extensive coursework in animal sciences. She has worked in equine publishing since 1998. She currently lives with her husband on a small horse property in Central Oregon.

Related Articles

Stay on top of the most recent Horse Health news with

FREE weekly newsletters from

Sponsored Content

Weekly Poll

sponsored by:

What signs does your horse show when he has gastric ulcers? Please check all that apply.
70 votes · 181 answers

Readers’ Most Popular

Sign In

Don’t have an account? Register for a FREE account here.

Need to update your account?

You need to be logged in to fill out this form

Create a free account with!