Board/OITE Review: Oncology 02 - General Principles, Planned Incisions, etc
Mar 15, 2024
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Explore insights on distinguishing bone forming tumors on x-rays, tumor types like giant cell tumors, and periosteal reactions for effective diagnosis. Dive into cancer staging methods, imaging techniques, and biopsy types in oncology. Learn about coordinating with radiologists for biopsies, principles of incision biopsy in oncology surgery, and more in this board review podcast.
Cloud-like calcifications in bone forming tumors like osteosarcomas, with cotton ball appearance on x-rays, aid in quick identification in adolescent patients.
Different periosteal reactions on x-rays reveal tumor growth patterns, distinguishing between controlled, rapid expansion, and failed containment, aiding in benign vs. malignant differentiation.
Deep dives
Identification of Bone Forming Tumors on X-Rays
Bone forming tumors, specifically osteosarcomas, are characterized by cloud-like calcifications on x-rays rather than the ring and arcs calcifications seen in cartilage forming tumors. The appearance is described as resembling cotton balls inside the bone with haphazard calcifications. Recognizing these features, especially in adolescent patients, can help identify osteosarcoma quickly as a knee-jerk reaction based on the appearance and age of the individual.
Different Types of Periosteal Reactions with Tumors
Periosteal reactions seen on x-rays provide insight into the growth patterns of tumors. Continuous periosteal reactions indicate a controlled growth around the tumor, while interrupted reactions like hair-on-end or sunburst patterns suggest rapid tumor expansion. Laminated periosteal reactions show multiple failed attempts to contain the tumor growth. Understanding these patterns aids in distinguishing benign and malignant conditions.
Biopsy Techniques and Principles in Orthopedic Oncology
Various biopsy techniques like fine needle aspiration, core needle biopsy, incisional, and excisional biopsies play crucial roles in diagnosing bone and soft tissue sarcomas. Core needle biopsy is becoming the gold standard due to providing structural information of tumors, essential for treatment decisions. Ensuring biopsy incisions align with planned resections, avoiding critical structures, and obtaining hemostasis are vital principles in biopsy procedures to prevent recurrence and ensure accurate diagnosis for effective treatment.
Follow along with our Nailed it Board/OITE Podcast Companion book. Get your copy by clicking here >> https://a.co/d/cr4i8nD
Enjoy another episode from our board review series featuring Dr. Cole and Dr. Woolwine.
This episode is sponsored by the American Academy of Orthopaedic Surgeons:
Filled with content that has been vetted by some of the top names in orthopaedics, the AAOS Resident Orthopaedic Core Knowledge (ROCK) program sets the standard for orthopaedic education.
Whether ROCK is incorporated into your residency curriculum, or you use it independently as a study tool, the educational content on ROCK is always free to residents. You’ll gain the insights and confidence needed to ensure a successful future as a board-certified surgeon who delivers the best patient care. Log on at https://rock.aaos.org/.
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