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A big encapsulated adrenal mass with well-circumscribed margin
Yi Yi1, Chaolu Lin1, Feng Yu1
1Department of Urology, Longyan First Hospital Affiliated to Fujian Medical University, Longyan, China.
Urology Case Reports
|January 1, 2021
Summary
Adrenal schwannomas are rare tumors that can be misdiagnosed. A newly identified "rabbit tail sign" on CT scans may help in diagnosing these adrenal gland tumors.
Area of Science:
- Endocrinology
- Oncology
- Radiology
Background:
- Adrenal schwannomas are rare tumors, often misdiagnosed due to non-specific clinical and imaging features.
- Schwannomas in the retroperitoneum are uncommon, with adrenal gland involvement being particularly rare.
Observation:
- A computed tomography (CT) scan revealed a characteristic enhancement pattern in a distal adrenal gland lesion.
- This specific enhancement pattern was termed the "rabbit tail sign".
Findings:
- The "rabbit tail sign" is identified as a typical radiographic feature of adrenal schwannomas.
- This sign suggests a potential origin from the dominant nerve of the adrenal medulla.
Implications:
- The "rabbit tail sign" may improve the diagnostic accuracy of adrenal schwannomas.
- Further research into the origin and specific imaging characteristics of adrenal schwannomas is warranted.
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