Neoplastic Diseases in Cats: Causes, Symptoms & Treatment (Vet-Reviewed)

May 21, 2025

Neoplastic Diseases in Cats – Causes, Symptoms & Treatment

Neoplastic diseases refer to abnormal tissue growths (tumors), which can be either benign or malignant. These conditions are more common in older cats but can develop at any age. Early diagnosis and intervention are key to improving prognosis and quality of life.

πŸ” What Are Neoplastic Diseases?

Neoplasia involves uncontrolled cell growth forming tumors that may affect:

  1. The skin

  2. Lymph nodes

  3. Internal organs like the liver, lungs, or intestines

Benign tumors may be harmless, but malignant ones can invade nearby tissue or spread (metastasize) to other parts of the body.

⚠️ Causes and Risk Factors

The most common risk factors include:

  1. Age – Older cats are more prone to tumor development

  2. Genetics – Some breeds are predisposed to certain cancers

  3. Environmental exposure – Sunlight, tobacco smoke, or chemicals

  4. Viral infections – Feline leukemia virus (FeLV) or feline immunodeficiency virus (FIV)

  5. Hormonal imbalances – Chronic hormone exposure may increase risk

🐱 Symptoms of Neoplastic Diseases

Monitor for signs such as:

  1. Rapidly growing lumps or masses

  2. Unexplained weight loss

  3. Reduced appetite

  4. Lethargy or decreased activity

  5. Difficulty breathing or chronic coughing

  6. Vomiting or diarrhea

  7. Behavioral changes (e.g. hiding, aggression)

🩺 Diagnosis

Veterinarians typically use:

  1. Physical exam to check for visible or palpable abnormalities

  2. Imaging – X-rays, ultrasound, or CT scans

  3. Biopsy or fine needle aspiration to test tissue

  4. Bloodwork to evaluate internal health and cancer markers

πŸ’Š Treatment Options

Depending on the tumor’s location, type, and stage:

  1. Surgical removal – Effective for localized, accessible tumors

  2. Chemotherapy – Used for lymphoma or systemic cancers

  3. Radiation therapy – Ideal for some inoperable tumors

  4. Palliative care – Comfort care for advanced-stage cases

πŸ›‘οΈ Prevention & Early Detection

Reduce your cat’s cancer risk with:

  1. Routine veterinary exams

  2. Spaying/neutering to lower reproductive cancer risk

  3. Limiting sun exposure for white/light-colored cats

  4. Avoiding secondhand smoke exposure indoors

πŸ’» Telekitty: Your Partner in Feline Health

With Telekitty, you can connect with a licensed vet from home to:

  1. Evaluate any lumps, symptoms, or behavior changes

  2. Get diagnostic guidance and care recommendations

  3. Receive ongoing support for long-term cancer management

🐾 Worried about a new lump or sudden change in your cat’s behavior?
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