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[Two cases of urachal cyst]
H Masuda1, H Nagamatu, K Kihara
1Department of Urology, Tokyo Medical and Dental University School of Medicine.
Hinyokika Kiyo. Acta Urologica Japonica
|March 1, 1991
Summary
Urachal cysts can present as painful masses or asymptomatic bleeding. Histological examination is crucial to differentiate benign cysts from malignant degeneration, guiding appropriate surgical intervention.
Area of Science:
- Urology
- Surgical Pathology
Background:
- Urachal remnants can develop into cysts, posing diagnostic challenges.
- Imaging modalities like CT and ultrasound may suggest malignancy in urachal cysts.
Observation:
- Two cases of urachal cysts are presented: one with a large painful mass, the other with asymptomatic hematuria.
- Initial investigations including urine cytology were negative for malignancy in both cases.
Findings:
- Histological examination revealed a urachal cyst with granulomatous changes in one case and a small cystic lesion in the other.
- Both cases required surgical resection of the urachal remnant.
Implications:
- Accurate histological examination, either preoperatively or intraoperatively, is essential for urachal cyst management.
- This differentiation prevents unnecessary extensive surgery for benign conditions and ensures radical treatment for malignant lesions.