“What Are Key Differences Between The Traumatic vs. Aneurysmal Bone Cysts?”

6.3.24 Quick Review #140 - #pathology #oralpathology #doctorgallagher #oralsurgery #oralsurgeon #dentist #dentistry #dental Traumatic Bone Cyst (TBC) and Aneurysmal Bone Cyst (ABC) are two distinct types of bone cysts with different characteristics: Traumatic Bone Cyst (TBC): 1. Etiology: - Believed to result from trauma, although the exact cause is not always clear. - Trauma leads to intraosseous hemorrhage, which fails to organize and resorb, resulting in a cyst. 2. Location: - Commonly found in the mandible (jawbone) but can also occur in long bones. - Predominantly affects adolescents and young adults. 3. Clinical Presentation: - Often asymptomatic and discovered incidentally on radiographs. - If symptomatic, it may present with swelling or mild pain. 4. Radiographic Appearance: - Appears as a well-defined, unilocular radiolucent lesion. - The lesion usually has a scalloped border and may cause slight expansion of the cortical bone. 5. Histology: - Lacks an epithelial lining. - The cyst cavity is typically empty or contains serosanguineous fluid. 6. Treatment: - Simple curettage or aspiration often leads to resolution. - Spontaneous healing can occur after biopsy. Aneurysmal Bone Cyst (ABC) 1. Etiology: - Considered a reactive bone lesion, possibly arising secondary to other bone lesions (e.g., giant cell tumor, chondroblastoma). - May be related to a local vascular disturbance. 2. Location: - Can occur in any bone but is most commonly found in the spine and long bones. - Affects a broader age range, including children and young adults. 3. Clinical Presentation: - Often presents with pain, swelling, and sometimes neurological symptoms if it occurs in the spine. - Rapid growth can lead to significant bone expansion and deformity. 4. Radiographic Appearance: - Appears as a well-defined, expansile, multilocular radiolucent lesion with a "soap-bubble" appearance. - May cause thinning of the cortical bone and can extend into the soft tissues. 5. Histology: - Consists of blood-filled spaces separated by fibrous septa containing multinucleated giant cells and fibroblasts. - No epithelial lining. 6. Treatment: - Surgical curettage and bone grafting are common treatments. - More aggressive lesions may require resection. References: 1. Kazemi Oral Surgery & Dental Implants. (n.d.). Traumatic (simple) bone cyst in a 10-year-old patient. (https://lnkd.in/e5-pQnAH) 2. Feller, L., Khammissa, R. A. G., & Lemmer, J. (2016). Traumatic bone cysts: A review of the literature and report of two cases. International Journal of Dentistry, 2016, Article ID 9084573. https://lnkd.in/e5yzuhZz 3. Mascard, E., Gomez-Brouchet, A., & Lambot, K. (2010). Bone cysts: Unicameral and aneurysmal bone cyst. Orthopaedics & Traumatology: Surgery & Research, 96(6), 668-674. https://lnkd.in/enE677yn 4. ChatGPT. 2024. - #podcast #podcasts #dentalpodcast #dentalpodcasts #doctorgallagherpodcast #doctorgallagherspodcast #doctor #dentistry #oralsurgery #dental #viral #dentalschool #dentalstudent #omfs #surgeon #doctorlife #dentistlife #residency #oralsurgeon #dentist #doctorgallagher