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Lymphoma in Cats
The most common malignant tumor in cats, originating from lymphoid tissue. Gastrointestinal type is most common, with known association to FeLV infection.
Vet Supervised
Symptoms
- Weight loss
- Loss of appetite
- Vomiting/diarrhea
- Enlarged lymph nodes
- Breathing difficulty (mediastinal type)
Related Symptom Pages
Causes
- FeLV infection
- FIV infection
- Chronic inflammation (IBD)
- Genetic predisposition
- Environmental factors
Diagnosis
1
Cytology (FNA)
2
Biopsy + histopathology
3
Blood tests
4
Ultrasound/CT scan
5
Bone marrow examination
Treatment
- Chemotherapy (COP/CHOP protocol)
- Steroids (palliative)
- Radiation therapy
- Surgical excision (localized cases)
Prognosis
Varies greatly by type and stage. Small-cell type has good prognosis (median survival 2+ years), large-cell type is poor (months).
Severity: High
Prevention
- FeLV vaccination
- Regular health checkups
- Early IBD management
Epidemiology
Age Range
Most common in middle-aged to senior cats (average 10-12 years)
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