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Mammary Gland Tumors, Cat 1433

Mammary Gland Tumors, Cat
VetBooks.ir Feline mammary tumor

Clinical staging

No overt distant Distant metastasis
metastasis (stages I-III) detected (stage IV) Incisional biopsy to
establish diagnosis
Tumor unresectable
Incisional biopsy to
Tumor resectable Palliative measures:
establish diagnosis
• Pain medication
Inflammatory carcinoma • Palliative surgery
• Palliative radiation
• Palliative chemotherapy
Surgical excision

Histologic
examination
Malignant tumor

Benign tumor: Inflammatory Carcinoma Carcinoma
complete excision carcinoma (sarcoma, carcinosarcoma) (sarcoma, carcinosarcoma)
Stage I-II: tumor 1 cm or 1-3 cm Stage III: tumor 3 cm (T3, N0, N1, M0) or
(T1-2, N0, M0) regional lymph node metastasis (T1-3, N1, M0)

Radical mastectomy Radical mastectomy, including lymph nodes
Incomplete Incomplete
excision excision

2nd surgery Complete 2nd surgery
excision Complete excision
and/or
Radiation
Well-differentiated therapy
tumor
• No further adjuvant
treatment Adjuvant
• Regular recheck Yes No chemotherapy
examinations
Close monitoring +/- Clinical Algorithms
adjuvant chemotherapy

EDITED BY: Leah A. Cohn, DVM, PhD, DACVIM

www.ExpertConsult.com