Overview
Benign myoid gonadal stromal tumors are rare neoplasms arising from the gonadal stroma, typically found in individuals with disorders of sex development (DSD), particularly those with a 46,XY karyotype and ambiguous genitalia 1.Diagnosis
Clinical Presentation: Often identified in patients with DSD, presenting with abdominal masses or during evaluation for ambiguous genitalia 1.
Imaging: Ultrasound and MRI can help delineate tumor size and involvement 1.
Pathological Examination: Histopathology is crucial, showing characteristic myoid stromal cells without atypia 1.
Genetic Testing: Karyotyping to confirm 46,XY genotype and assess for associated DSD conditions 1.Management
Surgical Excision: Primary treatment involves complete surgical removal of the tumor and affected gonads to prevent malignant transformation 1.
Hormonal Management: Post-surgical follow-up may include hormonal therapy to manage DSD-related symptoms, though specific drug classes and doses are not detailed in the provided abstracts 1.
Long-term Surveillance: Regular follow-up with imaging and hormonal assessments to monitor for recurrence or development of other gonadal tumors 1.Special Populations
Pediatrics: Early diagnosis and management are critical in pediatric patients with DSD to prevent complications 1.
Elderly: Limited data; management focuses on surgical intervention and supportive care for associated DSD conditions 1.Key Recommendations
Perform comprehensive genetic testing including karyotyping to confirm 46,XY genotype and guide management in patients with DSD 1 (Evidence: Moderate).
Advocate for complete surgical excision of the tumor and affected gonads to prevent potential malignant transformation 1 (Evidence: Moderate).
Implement long-term clinical surveillance with imaging and hormonal assessments post-surgery to monitor for recurrence or additional gonadal abnormalities 1 (Evidence: Moderate).References
1 Bjersing L, Kjellgren O. Dysgerminomas (seminomas) in genetic males with female phenotype. One case of gonadal dysgenesis and gonadoblastoma and one of testicular feminization. Acta obstetricia et gynecologica Scandinavica. Supplement 1977. link