Felis ISSN 2398-2950
Large intestine: neoplasia
Contributor(s): William Brewer Jr, Irene Rochlitz, Isabelle Desmas-Bazelle
Introduction
- Cause: lymphoma and adenocarcinoma are the most common tumor types.
- Signs: constipation or diarrhea, anal discharge.
- Diagnosis: rectal examination and proctoscopy if lower colorectal lesions, diagnostic imaging, cytology or histopathology.
- Treatment: wide surgical excision if localized lesion, chemotherapy if diffuse.
- Prognosis: guarded.
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Pathogenesis
Etiology
Predisposing factors
General
- FeLV NOT involved.
- Slight predisposition for male for all intestinal tumor types.
Diagnosis
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Treatment
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Outcomes
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Further Reading
Publications
- Recent references from PubMed and VetMedResource.
- Arteaga T A, McKnight J, Bergman P J (2012) A review of 18 cases of feline colonic adenocarcinoma treated with subtotal colectomies and adjuvant carboplatin. J Am Anim Hosp Assoc 48 (6), 399-404 PubMed.
- Barrs V R, Beatty J A (2012) Feline alimentary lymphoma: 1. Classification, risk factors, clinical signs and non-invasive diagnostics. J Feline Med Surg 14 (3), 182-90 PubMed.
- Barrs V R, Beatty J A (2012) Feline alimentary lymphoma: 2. Further diagnostics, therapy and prognosis. J Feline Med Surg 14 (3), 191-201 PubMed.
- Hume D Z, Solomon J A, Weisse C W (2006) Palliative use of a stent for colonic obstruction caused by adenocarcinoma in two cats. JAVMA 228 (3), 392-396 PubMed.
- Sharpe A, Cannon M J, Lucke V M et al (2000) Intestinal haemangiosarcoma in the cat: clinical and pathological features of four cases. J Small Anim Pract 41 (9), 411-415 PubMed.
- Slawienski M J, Mauldin G E, Mauldin G N et al (1997) Malignant colonic neoplasia in cats: 46 cases (1990-1996). JAVMA 211 (7), 878-881 PubMed.
Other sources of information
- Vail D M, Withrow S J, Page R L (2013) Cancer of the gastrointestinal tract. In: Small Animal Clinical Oncology. Eds S J Withrow and E G MacEwen. 5th edition. Philadelphia: W B Saunders Co. pp 412-423.