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Table 1 Summary of leiomyosarcoma originated from the ovarian vein

From: Vascular leiomyosarcoma originating from the right ovarian vein: a case report and literature review

Case 16
Age (years)* (n = 16) 55 (37–71)
Tumor size (cm)* (n = 15) 7.5 (3–28)
Symptom (%) (n = 15)
 Abdominal pain6 (40)
Abdominal mass4 (26.7)
Pyelonephritis1 (6.7)
Abdominal distension1 (6.7)
Back pain1 (6.7)
Abdominal discomfort1 (6.7)
No symptom1 (6.7)
Side (%) (n = 15)Left:right6 (40):9 (60)
Growth pattern (%) (n = 9)extra/intra/mixed4 (44.4)/0 (0)/5 (55.6)
Modality (%) (n = 13)CT/MRI/PET13 (100)/5 (38.5)/3 (23.1)
Preoperative diagnosis (%) (n = 13)Yes/no4 (30.8)/9 (69.2)
Surgery (%) (n = 16)
 Simple tumor excision2 (12.5)
En block5 (31.2)
En block with adjacent organs9 (56.3)
Adjuvant therapy (%) (n = 14)Chemotherapy/radiotherapy/no3 (21.4)/4 (28.6)/7 (50.0)
Recurrence (%) (n = 12)Yes/no6 (50.0)/6 (50.0)
Recurrence pattern (%) (n = 12)Local recurrece/distant metastasis1 (8.3)/5 (41.7)
Metastatic site (%) (n = 11)Lung/liver/others4 (36.4)/3 (27.2)/4 (36.4)
DFS (months)* (n = 11) 12 (2–44)
Follow-up (months)* (n = 12) 12 (2–44)
  1. *Median
  2. CT Computed tomography, MRI magnetic resonance imaging, FDG-PET 18F-fluorodeoxyglucose positron emission tomography