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Button sequestrum of the tibia and pheochromocytoma
J C Hoeffel1, C Loirat, C Hoeffel
1Department of Radiology, Hôpital d'Enfants, Vandoeuvre-les-Nancy, France.
Summary
A 16-year-old boy
Area of Science:
- Pediatric Endocrinology
- Surgical Oncology
- Radiology
Background:
- Pheochromocytoma, a rare neuroendocrine tumor, can present with varied symptoms.
- Adolescent hypertension and headaches may indicate underlying adrenal pathology.
- Bone sequestrum imaging is an uncommon presentation in pediatric oncology.
Observation:
- A 16-year-old male presented with persistent headaches.
- Diagnostic imaging revealed bilateral adrenal pheochromocytoma.
- Post-surgical resolution of bone sequestrum imaging was noted.
Findings:
- Surgical removal of bilateral adrenal pheochromocytoma led to the disappearance of bone sequestrum imaging.
- Osseous microthrombi, resulting from hemoconcentration, were identified as the cause of the button sequestrum.
- This suggests a potential link between pheochromocytoma, hemoconcentration, and bone changes.
Implications:
- Highlights the importance of considering endocrine disorders in pediatric headache presentations.
- Demonstrates the potential for pheochromocytoma to induce secondary osseous changes.
- Emphasizes the role of hemoconcentration in the pathogenesis of button sequestrum in this context.