Studies by Washabau, et al. have shown that in naturally occurring cases of feline megacolon, sections of longitudinal and circular smooth muscle of all parts of. Constipation is defined as the infrequent or difficult evacuation of stool. It is a common problem in cats, may be acute or chronic and does not. Megacolon occurs more frequently in cats than dogs and is usually seen in middle-aged to geriatric cats. The ascending, transverse, and.

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Remove impacted feces 3. Acupuncture for GI Conditions.

Abdominal radiography should be performed to characterize the mass and verify that it is, indeed, colonic impaction. Radiology of Abdominal Trauma. A first bout of constipation often resolves without therapy, but mild to moderate or recurrent episodes of constipation usually require some form of medical intervention.

Appetite stimulants such as cyproheptadine Periactin, Corepharma, Inc.

Pathogenesis, diagnosis, and therapy of feline idiopathic megacolon.

In general, the prognosis is favorable, although some cats may experience diarrhea for weeks to months after the surgery. Enemas should be administered slowly through a well- lubricated French rubber catheter. Middle-aged male cats are particularly at risk for the clinical continuum of constipation, obstipation, and dilated megacolon. The diagnosis of constipation and megacolon are usually based on the history as well as results of a physical examination, including a complete neurological exam.

Pork is rarely found in commercial dog foods, if he is allergic to pork only then any dry biscuits available will be pork free unless it says otherwise on the label. However, in idiopathic cases, radiographic findings with colonic impaction cannot be used to distinguish constipation, obstipation, and megacolon. Two new drugs, prucalopride and tegaserod are new prokinetic agents that have been shown to be effective in feline colonic motility.


Protozoal Infections in Strays. Protruding Third Eyelid Gland. Studies 12,13 have shown that dietary supplementation with short-chain fatty acids improves colonic smooth muscle contraction in both cats and dogs.

In this group of cats, it is not yet clear whether this disorder represents a primary or secondary resulting from long-standing constipation and colonic distension abnormality. The prognosis is very good for recovery.

Feline Idiopathic Megacolon

Megacolon and Constipation in Cats. Just feed him a high quality A study 36 demonstrated that the entire colon is likely histologically affected and any amount of colon remaining following subtotal colectomy may continue to dilate, potentially resulting in recurrence of clinical signs. Often the underlying cause is dehydration and is easily managed by supportive hydration, via oral, nutritional or parenteral means.

Why Do Dogs Bark. One example, which has been used in cats, is bisacodyl Dulcolax TM5 mg PO q24hwhich acts by stimulating nitric oxide-mediated epithelial call secretion and myenteric neuronal depolarization. These tests further showed that the smooth muscle was less responsive to neurotransmitters acetylcholine, substance P and cholecystokininmembrane depolarization using potassium chloride and electrical field stimulation when compared to colonic segments from healthy controls.

Constipation is defined as the infrequent or difficult evacuation of stool. Cat Spermatozoa in the Female. Enemas are another way to soften hardened stool. As the condition becomes more severe, the appetite may be decreased and weight loss is often noted.

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Pathogenesis, diagnosis, and therapy of feline idiopathic megacolon.

Etiology Unlike humans with megacolon, in cats there is no evidence to show any deficiency in enteric neuronal network. White petrolatum and mineral oil are the megxcolon common examples of lubricant laxatives, but we do not recommend oral administration of mineral oil because of the risk for aspiration.

Cardiac vs Respiratory Disease. However, subtotal colectomy should be considered for patients refractory to medical therapy.

Ultimately, the cat may become lethargic and dehydrated. Cats should be adequately megacolkn, and anesthesia should be maintained with an endotracheal tube in place to prevent aspiration in case colonic manipulation induces vomiting via stimulation of colonic stretch receptors. This distinction is critical in considering treatment plans as well as prognosis.

Cats with longstanding obstipation or megacolon are not likely to be helped much by cisapride. History Cats are presented because feljne a client’s concern about reduced, absent or painful, elimination of hard stool in or outside of the litterbox. To diagnose feline idiopathic megacolon, the following must be eliminated from the list of diagnostic differentials: