Using a unique problembased approach, it provides essential information for assessing presenting symptoms, reaching a differential diagnosis, and selecting the appropriate course of treatment for feline patients. Article information, pdf download for surgical management of. The disease can be caused from impairment in the nerves of the bowel or disruption in the functioning of the smooth muscles in the colon. Feline idiopathic megacolon is the most common cause of obstipation in the cat. The vet explained it a little but he made it sound very very scary and that if he ever gets constipated that badly again he will need surgery which has a 50% survival rate so i guess im hoping theres someone out there helping a cat manage megacolon and still keeping him or her. My 6yearold cat harry struggled with constipation from megacolon for two years, then had successful surgery for it in sept. Constipation can lead to megacolon if too much waste accumulates. Megacolon can be congenital, but more commonly, it is an acquired condition which can be caused by poor diet, a foreign body in the colon, lack of exercise, or litter box andor behavioral issues. An alternative medication is ranitidine xantac rx, which seems to have similar effects in some cats. Marie do not accept any responsibility for any loss, damage, injury, death, or disease which may arise from reliance on information contained on this site. The majority of cats with megacolon are treated with high fiber diets, laxatives and enemas. Feline megacolon is a serious condition that can affect cats. I know that there are two schools of thought regarding a cats diet with megacolon.
Congenital megacolon or congenital aganglionic megacolon is a disease which is caused due to the absence of forming of the nerve cells in the large intestine, nerves are responsible for stimulating the muscles to move the bowel to the rectum. Bloodwork, ultrasound and colonoscopy may be recommended. Subtotal colectomy is the surgical treatment of choice for feline idiopathic megacolon. Subtotal colectomy by rectal pullthrough for treatment of. Megacolon is a disorder of both colonic structure and function in which gross dilation of the large intestine and inability to evacuate fecal material results in severe chronic. Feces builds up and dries out within the colon, resulting in. Feline idiopathic megacolon is a relatively common colonic disorder characterized by severe distention of the colon.
The gastrointestinal tract ends with the colon, which stores the feces and then contracts to push the feces out of the body. This may occur as a primary disease, typically caused by colonic muscles that dont contract normally, or as a result of prolonged or severe constipation essentially stretching out and damaging the large intestine. Marie is a qualified veterinarian, the information found on this site is not meant to replace the advice of your own veterinarian. Feline megacolon treatment, cost, surgery for megacolon in. This usually occurs, secondary to chronic constipation and retention of feces, but may be a congenital dysfunction. Megacolon is a term used to describe a very dilated, flaccid, incompetent colon. Megacolon american college of veterinary surgeons acvs. Constipation occurs when feces are retained in the colon.
Feline megacolon or severechronic constipation so have pasted it below to save time as i know how stressed you must be. Feline megacolon is most commonly seen in middle aged. Megacolon causes severe constipation, or what veterinarians call obstipation. Currently, the surgical management of megacolon consists of subtotal. Surgical management of idiopathic megacolon is described in 2 cats by a rectal. The vet has her on cisapride, lactulose and also miralax. The colon serves as a site for the absorption of water and storage of fecal material. Given that a lot of cats dont often drink a lot of fluids especially those that consume dry foods with no fiber, they may pass harder stools or experience constipation. Vet suggested treatment answered by a verified cat veterinarian we use cookies to. Any thoughts, or does anyone here have a kitty with megacolon, and what treatments worked best for your kitty. Dietary management of megacolon in cats constipation in. Without surgical treatment, megacolon may become an intolerable problem, with euthanasia of the cat as the probable outcome. The content on this site is presented in a summary fashion, and is intended to be used for educational and entertainment purposes only. I do suggest that you join that yahoo group about feline megacolon who will have plenty of knowledge and advice to give.
Often times additional questions arise after discussing your pets condition with one of our doctors, this section will hopefully help clear up any additional questions that you may have. As the name sounds, the disease causes a very large colon. But if she had only been 6 years old i would have had the surgery done, no question. Pdf megacolon refers to an abnormal dilatation of the colon. When the nerves are absent, the muscles fail to push the waste to the anus. Busters doctor discussed the potential need for surgery in the future, but at this stage, it was reasonable to treat him with medications and diet. Recent responce from the house rabbit society on mc. Cats may have constipation that later progresses to megacolon, either from true disease progression or poor owner compliance in administrating medications.
Constipation, obstipation and megacolon may be seen in cats of any age, breed and gender, however middle aged mean 5. The condition should be considered a disorder characterized by recurrent constipation andor obstipation associated with dilatation and hypomotility of the colon. Shes also a diabetic kitty, diagnosed january 2010. The disease develops when the muscles within the wall of the colon large intestine no longer contract as they should.
The most common aetiology of feline primary megacolon is idiopathic. Indepth information on feline megacolon constipation is a clinical sign characterized by absent, infrequent, or difficult defecation associated with retention of feces within the colon and rectum. Megacolon in cats, causes, diagnosis,treatment, prevention. Client handouts this section is designed to provide owners with additional information about their pets condition. Objectivesconstipation is a common complaint in cats presenting to the. Theres also my thread on this forum called cat constipation miralax which i updated in case it helped anyone in the uk. Some other causes of obstipation include pelvic deformity from trauma, neoplasia, strictures, foreign bodies, and cauda equina syndrome. The walls of the colon contain muscles that are stimulated to contract by nerves from the spinal cord. Currently, the surgical management of megacolon consists of subtotal colectomy with the recommendation that the ileocolic junction be preserved. Megacolon is a state of permanently increased diameter of the large bowel. We mix it in yogurt as it is sweet and adult cats are lactose intolerant which can cause loose stools a good side effect with megacolon.
Epizootiologic studies have shown, for example, that 96% of the documented cases of obstipation are accounted for by idiopathic megacolon 62%, pelvic canal stenosis 23%, nerve injury 6%, or manx sacral spinal cord deformity 5%. When the colon contracts, fecal material is pushed out of the body. In cats, the colon has evolved to serve two functions. Constipation and megacolon in dogs and cats veterinary. White, in feline soft tissue and general surgery, 2014. Secondary megacolon is due to many conditions such as pelvic fractures. Consequently, identifying the underlying cause of the megacolon, if feasible, and treating that cause, if possible, is important. Pdf ethiopathogenesis, diagnosis and therapy of acquired. Feline infectious peritonitis fip feline leukemia virus felv fiv vaccine. Ethiopathogenesis, diagnosis and therapy of acquired megacolon in dogs. When tobey was diagnosed, i didnt have a lot or any information. Megacolon is generally diagnosed by history, physical examination and abdominal xrays.
Digestive problems in cats megacolon and constipation. Pdf surgical correction of idiopathic megacolon in cats. It is a common problem in cats, may be acute or chronic and does not inherently imply a. Her bowels still arent moving as they should, but she just started the cisapride this past friday. Scherk, dvm, dabvp vancouver, bc, canada introduction constipation is defined as the infrequent or difficult evacuation of stool. Pathogenesis, diagnosis, and therapy of feline idiopathic megacolon. The gastrointestinal tract terminates in the large intestine with a tubular organ called the colon. We additionally meet the expense of variant types and along. Constipation, obstipation and megacolon may be seen in cats of any age, breed and gender. One suggests that you soften the stool with the likes of lactulose, other meds or natural remedies such as psyllium husks, pumpkin etc. Surgical management of constipation rn white, 2002. Occasionally chronic constipation is due to an enlarged, sluggish colon that is not working properly. Feline megacolon is most commonly seen in middle aged male cats, and any breed can be affected.
My ootay had megacolon, but by the time it was properly diagnosed she was too ill in other ways to manage such an invasive surgery. Manual extraction may be required in recalcitrant cases. High fiber diet seems to work with constipated cats but not with megacolon cats from my experience, royal canine dry food wouldnt work with miralax and that what people use with megacolon cats, miralax needs water and plenty of. Article information, pdf download for retrospective evaluation of risk. The colon enlarges as it becomes distended with more hard, dry stool hence the name megacolon. White foals suffering congenital colonic agangliosis, an autosomal recessive trait, may. This condition can result secondary to a stricture of the colonrectum preventing normal passage of stool or more often is idiopathic unknown cause.
This change in intestinal structure leads to abnormal function, including reduced colonic motility and chronic constipation the condition most commonly occurs in cats and dogs, but pigs can also be affected. The procedure, in general, is associated with few lifethreatening complications although the majority of individuals will experience a transient period of loose stool formation in the immediate post. Pathogenesis, diagnosis, and therapy of feline idiopathic. View enhanced pdf access article on wiley online library html view download pdf for offline viewing. It fills up with hard fecal material, and results in extreme constipation. It is not intended to be and should not be interpreted as medical advice or a diagnosis of any health or fitness problem, condition or disease. While cats with this condition can not usually be cured without surgery, there are several things that can be done. Megacolon is characterized by a distended large intestine colon, in other words that is filled with abnormal amounts of feces. A ratio of maximal diameter of the colon to l5 length was the most repeatable and accurate measurement. Feline megacolon is a disorder of the bowels that leads to chronic and progressive constipation. Lactulose liquid is ok if you can mix it into canned food that the cat will eat. Treatment depends on the severity of the disease, your individual pet, and your veterinarian. Medical management includes periodic enemas, deobstipation manual removal of feces, laxatives lactulose works well as it helps bring fluid into the colon, and. The rectal pullthrough technique described is a swift, simple modification of the previously reported technique, facilitating surgical access to the distal rectum for suturing an anastamosis without need for pubic osteotomy and minimizing the risk of.
Retrospective evaluation of risk factors and treatment outcome. If the nerves stimulating the colon are not working, the muscles stretch and the colon enlarges. Feline megacolon manual guide printable 2019feline megacolon manual guide printable 2019 is the best ebook you must read. Megacolon itself is not a specific disease entity, but it will usually result in obstipation inability to defecate, since feces is retained in the colon in a larger diameter than is able to pass. This focused resource covers all medical conditions that affect cats. Dynamic chronic rectal obstruction causing a severe colonic. Scientific advances in the past decade have brought new understandings to the pathogenesis and therapy of feline colonic motility disorders. Megacolon is a descriptive term only, and its use imparts no information regarding specific etiology or pathophysiology. He has loose bowel movements and is increasingly shaky. You can get any ebooks you wanted like feline megacolon manual guide printable 2019 in easy step and you can save it now. Feline megacolon manual guide feline megacolon manual guide right here, we have countless ebook feline megacolon manual guide and collections to check out. Megacolon is a condition caused when too much fecal waste accumulates in the bowel. The digestive process in cats takes about 8 20 hours and before being eliminated.
Using the measurements from this paper, there is an overlap between patients with constipation and megacolon. Feline infectious peritonitis what you need to know. Subtotal colectomy by rectal pullthrough for treatment of idiopathic. He is no longer constipated but will not use his litter pan for pooping. Ive been fostering a cat with awful constipation and the vet visit today ended in a diagnosis of megacolon. A thorough diagnostic investigation is needed to eliminate other potential. Frequent constipation in cats can be caused by a defect when the muscles of the colon try and contract. Megacolon is the term used to describe a severely enlarged colon that no longer has normal peristalsis movement to help move the stool out toward the rectum and anus. Just go on the feline megacolon group on yahoo and you will see first hand that the surgery is no guarantee. Megacolon treatment cisapride propulsid rx and ranitidine xantac rx it is still possible to get cisapride propulsid rx from compounding pharmacies and many vets feel that it is helpful for megacolon problems. History cats are presented because of a clients observation of reduced, absent or painful, elimination of hard stool. Feline idiopathic megacolon is a generalized dysfunction of colonic smooth.
Feline megacolon is a syndrome rather than a specific disease. Client handouts evergreen park vet lepar animal hospital. Bruce, a welcome visitor to poc, devised a treatment for his cat who he believes suffers from megacolon or at least chronic constipation. Cryptorchidism retained testicles in dogs and cats.
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