What is laminytis in horses?

Laminitis is a serious and painful condition that affects the hooves of horses. It occurs when the sensitive laminae, which are the tissues that attach the hoof wall to the pedal bone, become inflamed. This inflammation can lead to separation of the hoof wall from the pedal bone, potentially causing the hoof to rotate or even fall off.

Causes of Laminitis:

* Endotoxins: These toxins are released from the gut of horses with certain conditions, such as colic or severe infections.

* High-carbohydrate diets: Feeding horses excessive amounts of grain or sugary treats can trigger laminitis.

* Obesity: Overweight horses are more prone to laminitis.

* Cushing's disease: This hormonal disorder can increase the risk of laminitis.

* Certain medications: Some medications, such as corticosteroids, can increase the risk of laminitis.

* Trauma: Injuries to the hooves can also cause laminitis.

* Pregnancy: Pregnant mares can develop laminitis, especially in the last trimester.

Symptoms of Laminitis:

* Reluctance to move: Horses with laminitis will often be lame and reluctant to walk.

* Heat in the hooves: The hooves may feel hot to the touch.

* Increased digital pulses: The pulse in the hoof can be increased.

* Stance changes: The horse may adopt an unusual stance, such as standing with its weight shifted back onto its hindquarters.

* Lameness: This can vary from mild to severe.

* Shifting weight: The horse may shift its weight from one foot to the other.

* Painful hooves: The horse may be sensitive to touching or manipulating its hooves.

Treatment of Laminitis:

* Rest: The horse needs complete rest to reduce stress on the laminae.

* Pain management: Nonsteroidal anti-inflammatory drugs (NSAIDs) can help to relieve pain and inflammation.

* Cold therapy: Applying ice packs to the hooves can help to reduce inflammation.

* Supportive therapy: This may include hoof trimming, shoeing, and other measures to support the hooves.

* Addressing underlying causes: The underlying cause of the laminitis needs to be identified and treated.

Prevention of Laminitis:

* Balanced diet: Feed horses a balanced diet that is low in carbohydrates and high in fiber.

* Weight management: Keep horses at a healthy weight.

* Regular hoof care: Ensure that hooves are trimmed and shod appropriately.

* Monitor health: Be aware of the signs of laminitis and seek veterinary attention immediately if you suspect your horse has the condition.

Prognosis:

The prognosis for laminitis varies depending on the severity of the condition and the promptness of treatment. Some horses recover fully, while others may develop chronic lameness or even lose a hoof.