Ileocecocolic intussusception as a sequel to jejunocecostomy in a mare.

The research article talks about a specific horse, a 12-year-old Quarter Horse mare that underwent a jejunocecostomy resulting in an overly long ileal stump. This condition led to a severe complication, ileocecocolic intussusception, blocking the cecocolic orifice, and prompting symptoms such as dehydration, a lack of bowel movements (ileus), and endotoxemia. The diagnosis was confirmed post-mortem.

Background and Problem Statement

• The study focuses on a Quarter Horse mare that had previously undergone jejunocecostomy. Jejunocecostomy is a surgical procedure where a bypass is created between the jejunum (middle part of the small intestine) and cecum (start of the large intestine). This surgery was done to manage a certain health condition in the horse.
• As an aftermath of the surgery, the horse developed a significantly long ileal stump. The ileum is the lower part of the small intestine, and a ‘stump’ here means a part of it remained following surgery.

Complication

• As a sequel to the surgery and the resulting long ileal stump, the horse developed an ileocecocolic intussusception. This condition involves a part of the intestine slipping or telescoping into an adjacent part, a phenomenon that is rare but potentially serious in horses.
• In this case, the ileum had intussuscepted into the cecum, causing a blockage and further complications.

Clinical Symptoms and Diagnosis

• The horse exhibited clear clinical signs of this intestinal disorder, including dehydration, ileus (a disruption of the normal propulsive ability of the gastrointestinal tract), and endotoxemia (the presence of endotoxins in the blood, usually caused by an infection).
• Unfortunately, the diagnosis was made at necropsy, meaning the condition was confirmed only after the horse’s death.

Significance of the Study

• This case provides significant insights into potential complications of jejunocecostomy in horses, particularly regarding the dangers of an excessively long ileal stump.
• It highlights the need for careful post-operative monitoring and timely intervention to prevent or manage such serious complications.