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Papillary endothelial hyperplasia presenting as a chest wall neoplasm
I G Duarte1, H J Chang, J C Kennedy
1Joseph B. Whitehead Department of Surgery, Emory University School of Medicine, Atlanta, Georgia 30308, USA.
The Annals of Thoracic Surgery
|March 23, 1999
Summary
Chronic expanding hematomas are organized masses that can mimic vascular tumors. These rare lesions require careful evaluation to distinguish them from other soft tissue conditions.
Area of Science:
- Pathology
- Vascular Biology
- Soft Tissue Tumors
Background:
- Soft tissue hematomas typically resolve spontaneously.
- Persistent hematomas can organize into chronic expanding hematomas (CEH).
Observation:
- CEH present as slow-growing masses with a pseudocapsule.
- Histologically, CEH feature a necrotic central cavity and new capillary formation.
- These lesions are also known as Masson's papillary endothelial hyperplasia.
Findings:
- CEH can be mistaken for vascular neoplasms.
- Distinguishing CEH from vascular malformations is crucial.
Implications:
- Consider CEH in the differential diagnosis of expanding soft tissue masses.
- Accurate diagnosis prevents misclassification and guides appropriate management.