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Anastomosing hemangioma: The first case report in the bladder
L U Jin1, Jiaju Liu2, Yifan Li1
1The Second Clinical College, College of Clinical Medicine, Anhui Medical University, Hefei, Anhui 230032, P.R. China; Department of Urology, Peking University Shenzhen Hospital, Shenzhen, Guangdong 518036, P.R. China.
Molecular and Clinical Oncology
|February 20, 2016
Summary
Anastomosing hemangioma (AH) is a rare vascular neoplasm. This study reports the first case of AH found in the urinary bladder, highlighting its distinction from malignant tumors.
Area of Science:
- Urology
- Pathology
- Oncology
Background:
- Anastomosing hemangioma (AH) is a rare vascular neoplasm typically found in the genitourinary tract.
- Previously, 29 cases of AH have been documented in the medical literature.
Purpose of the Study:
- To report the first known case of anastomosing hemangioma (AH) occurring in the urinary bladder.
- To emphasize the importance of differentiating AH from malignant vascular tumors due to distinct treatment and prognosis.
Main Methods:
- Case study of a patient presenting with an asymptomatic bladder neoplasm.
- Pathological examination of the ~1 cm lesion located in the right bladder wall.
Main Results:
- The bladder neoplasm was identified as an anastomosing hemangioma (AH).
- Pathological analysis revealed a vascular structure with a small cavity and anastomosing channels, lacking endothelial cell atypia.
Conclusions:
- This case represents the first documented instance of anastomosing hemangioma (AH) within the urinary bladder.
- Accurate differentiation of AH from other vascular tumors is crucial for appropriate patient management and prognosis.

