Related Experiment Video
Updated: Jun 26, 2026
08:48
Identification of Neutrophil Extracellular Traps in Paraffin-Embedded Feline Arterial Thrombi using Immunofluorescence Microscopy
Published on: March 29, 2020
Intra-abdominal actinomycetoma in a cat
Mellora J Sharman1, Clara S Goh, Richard G Kuipers von Lande
1University Veterinary Centre, Faculty of Veterinary Science, The University of Sydney, Werombi Road, Camden, New South Wales 2570, Australia. m.sharman@murdoch.edu.au
Journal of Feline Medicine and Surgery
|February 3, 2009
Summary
A rare intra-abdominal actinomycetoma in a Ragdoll cat was successfully treated with surgery and clindamycin. This condition mimics cancer, highlighting the need for specific diagnostics and treatments in feline actinomycetoma cases.
Area of Science:
- Veterinary Medicine
- Mycology
- Surgical Pathology
Background:
- Intra-abdominal mycetoma is a rare fungal infection in cats.
- It often presents as a mass, mimicking neoplastic disease.
- Diagnosis typically requires histopathological examination.
Observation:
- A 5-year-old Ragdoll cat presented with an intra-abdominal mycetoma in the ileocaecal region.
- Initial surgery for mass resection and anastomosis had complications including lymphangiectasia and leakage.
- A cystic structure was noted on follow-up ultrasound.
Findings:
- Surgical resection and ileocolic anastomosis were performed.
- Amoxycillin clavulanate was ineffective; clindamycin successfully resolved the infection.
- Histopathology confirmed actinomycetoma, distinct from neoplastic conditions.
Implications:
- Feline abdominal actinomycetoma may be under-diagnosed due to its similarity to cancer.
- Standard treatments are often ineffective against Actinomyces species.
- Combined surgical resection and long-term, targeted antimicrobial therapy offer a good prognosis for localized lesions.
Related Concept Videos
01:28Toxoplasmosis
Toxoplasmosis, a zoonotic disease caused by the protozoan Toxoplasma gondii, poses significant public health challenges globally due to its high seroprevalence and varied clinical manifestations. As an obligate intracellular parasite, T. gondii can infect all warm-blooded vertebrates, but felids are its only definitive hosts, shedding unsporulated oocysts into the environment. Humans typically acquire the infection through ingestion of tissue cysts in undercooked meat or oocysts from...
01:19Appendicitis
Appendicitis is an acute inflammatory condition of the vermiform appendix, most commonly caused by obstruction of its lumen. The appendix is a narrow, blind-ended pouch that extends from the cecum, making it particularly prone to obstruction. Causes include fecaliths, lymphoid hyperplasia (often after viral infections), parasites, tumors, or foreign bodies. This obstruction initiates a cascade of pathological changes.Luminal Obstruction and Early InflammationAfter obstruction, normal mucosal...