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A case of Castleman's disease that presented as a retroperitoneal mass
Kinjal Vora1, Atreya Dash, Ariadne Bach
1Department of Surgery, Division of Urology, Memorial Sloan Kettering Cancer Center, New York, NY 10021, USA.
Background:
A 35-year -old man presented to a local emergency room with acute left-flank pain and a medical history of nephrolithiasis. There were no aggravating or relieving factors for the left-flank pain and no other presenting symptoms, and the physical examination was unremarkable.
Investigations:
Complete blood count, urinalysis, serum tumor markers, scrotal ultrasonography, CT scan of the abdomen (with and without contrast), MRI of the abdomen.
Diagnosis:
Unicentric Castleman's disease (hyaline-vascular type).
Management:
Surgical exploration and excision. Pathologic and immunohistochemical work-up confirmed the diagnosis. CT scan after 7 months was normal with no evidence of recurrence.
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