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Capillary hemangioma in a rib presenting as large pleural effusion
Nobuyuki Hashimoto1, Satoshi Takenaka, Yasuyoshi Akimoto
1Department of Orthopedic Surgery, Osaka University Graduate School of Medicine, Osaka, Japan. hashinob-ouh@umin.ac.jp
The Annals of Thoracic Surgery
|March 29, 2011
Summary
A rare capillary hemangioma in a rib caused a life-threatening pleural effusion and showed malignant imaging features. This case highlights diagnosis and management challenges for this uncommon rib tumor.
Area of Science:
- Oncology
- Radiology
- Thoracic Surgery
Background:
- Intraosseous hemangiomas of the rib are exceptionally rare, with cavernous hemangiomas being the most frequently reported subtype.
- Capillary hemangiomas, a less common variant, present unique diagnostic and management challenges.
Observation:
- A 64-year-old woman presented with a capillary hemangioma of the rib.
- Over a 3-year period, the tumor progressed, leading to a significant, unilateral pleural effusion.
- Imaging revealed aggressive features, including sunburst appearance and cortical disruption on radiography and CT.
Findings:
- The rib hemangioma demonstrated malignant-like imaging characteristics, mimicking aggressive bone lesions.
- The development of a large pleural effusion represented a serious, life-threatening complication of the intraosseous tumor.
- This case underscores the potential for vascular tumors to cause significant intrathoracic complications.
Implications:
- Accurate diagnosis and timely management are crucial for intraosseous rib hemangiomas, especially when they present with atypical or aggressive imaging features.
- Understanding the potential complications, such as pleural effusion, is vital for effective patient care.
- This report contributes valuable insights into the clinical behavior and management strategies for rare rib hemangiomas.
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