Anal sac tumors are very rare in cats.
The signs of
anal sac tumors can be variable: external swelling in the perianal region, a mass may be felt during a routine rectal examination, constipation, pain or straining to defecate, blood in the stool, excessive thirst and urination.
Anal sac tumors occur in male and female dogs with roughly an equal incidence.
Because some perineal tumors, especially
anal sac tumors, increase the amount of calcium in the blood to a level that damages the kidneys, your veterinarian will include blood tests to fully evaluate your dog's health.
Treatment of Perianal and
Anal Sac Tumors J. Kirpensteijn Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands.
They are referred to as perianal gland tumors, dog
anal sac tumors, anal polyps or as an adenoma (another name for benign tumor).
Not exact matches
These can include anything that makes defecation uncomfortable such as intestinal parasites, inflammatory bowel disease, constipation, impacted
anal sacs, large intestinal
tumors, or diarrhea.
Periodontal disease is very common in cats, but bad odors can also come from infected ulcers,
tumors, abscesses, and from grooming
anal sacs or an infected body region.
Anal sac adenocarcinoma is an uncommon condition affecting older dogs that can cause tumors to grow on the anal s
Anal sac adenocarcinoma is an uncommon condition affecting older dogs that can cause
tumors to grow on the
anal s
anal sacs.
Tumors can grow on both
anal sacs, but they more commonly only affect one, and often spread to other organs, such as the liver and lungs.
Tumors form in the
anal sac walls.
The canine
anal area has two kinds of glands which are prone to
tumor formation, the perianal glands (also called the circumanal or hepatoid glands) and the apocrine
anal sac glands.
Canine
anal sac or gland
tumors tend to grow slowly and are diagnosed after they result in clinical symptoms that are similar to an impacted
anal gland.
Other, but rarer, causes of metastatic calcification include kidney disease (this is the most common cause in cats), malignant
tumors producing abnormal hormones that increase blood calcium concentrations (e.g.
tumors of the lymphoid system and glands of the
anal sac), diabetes mellitus and lung disease.
Median survival for dogs with
anal sac adenocarcinomas was 544 days and dogs with
tumors < 10 cm having a significant better prognosis.
Anal Sac Adenocarcinoma —
tumors arising from the apocrine glands present on either side of the rectum.
See below for information on specific types of cancer such as
anal sac and colorectal
tumors.
Like other
tumors, the average age of the patient suffering from dog
anal sac cancer or
tumors is 10 years of age or older.
Other complications include
tumors or even oddly positioned
anal sacs.
For pets with ongoing infections, we might suggest combining
anal gland expression with preventative treatment methods which can include implementing a weight management program, increasing fiber intake, and for more extreme cases, surgical removal of the
anal sacs and any present
tumors; though most affected pets respond well to non-surgical treatment methods.
Anal sac disease occurs when these glands become disturbed by
tumors or are otherwise obstructed, constricted, or irritated, though cats most frequently experience the disease when these glands become impacted.