Canine Mast Cell Tumors: Grading, Staging, and the Integrative Edge

Dr. Rosemary Stolzer-Bolton, DVM, DVMCaninePre-RACE approval · 0.5–3 CE creditsFree Preview

Mast cell tumors are the most common cutaneous malignancy in dogs, but their biological behavior spans from indolent to rapidly metastatic — and distinguishing between them requires mastery of two grading systems, molecular testing, and systematic staging. Follow Maple, an 8-year-old Boxer, through FNA diagnosis, Patnaik/Kiupel grading, surgical margin planning, and a complete integrative support protocol covering quercetin, omega-3s, and turkey tail mushroom. Earn RACE CE credit (approval pending; hours assigned at approval).

Learning Objectives

  • 1Apply the Patnaik (3-tier) and Kiupel (2-tier) histopathologic grading systems to canine cutaneous mast cell tumors and explain why Kiupel is the primary driver of treatment decisions
  • 2Interpret c-KIT mutation status (exon 11 ITD) and KIT IHC pattern as prognostic and predictive biomarkers for tyrosine kinase inhibitor response
  • 3Select appropriate surgical margins based on Kiupel grade and explain the evidence base for 2 cm versus 3 cm lateral margins in low-to-intermediate grade MCT
  • 4Identify indications for systemic therapy and compare toceranib (Palladia) and vinblastine-prednisone protocols including dosing, monitoring parameters, and dose modification triggers
  • 5Construct an evidence-informed integrative oncology protocol for a canine MCT patient, including appropriate use of quercetin, omega-3 fatty acids, and turkey tail mushroom PSP with explicit evidence level ratings

Course Syllabus

  1. 1
    Meet Maple — The Lump That Changes SizePreview

    module-1-meet-maple

    7 min
  2. 2
    Grading and Staging — Two Systems, One Decision

    module-2-grading-staging

    8 min
  3. 3
    Surgery — Margins Matter

    module-3-surgery-margins

    8 min
  4. 4
    Systemic Therapy — TKIs Changed the Game

    module-4-systemic-therapy

    8 min
  5. 5
    Integrative Oncology for Mast Cell Tumors

    module-5-integrative-support

    7 min
  6. 6
    Maple's Results — From Biopsy to Long-Term Management

    module-6-case-resolution

    7 min

Final Assessment

10 questions · Passing score: 70%

Complete all course modules to unlock the assessment. Upon passing, your CE certificate will be generated automatically.