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Table 1 Clinical findings of renal Masson’s tumor in the literature

From: Masson’s tumor of the kidney: a case report

  Year Source Age
(year)
Sex Presentation Side Size (mm) Location Radiologic findings Preoperative diagnosis Treatment Follow-up
(month)
1 1990 Garber et al. [6] 57 M Hematuria R 30 Midportion CT: renal mass
MRI: high intensity enhancing
Hypernephroma
Vascular malformation
Nephrectomy 13/NED
2 1996 Steffee and Iskandar [12] 63 F Acute renal failure G NA Hilar NA Abnormal vascular flow Transplant Nephrectomy NA
3 1997 Johraku et al. [3] 55 F Incidentally R 30 Hilar US: isoechoic mass
CT/MRI: peripheral enhancement
Renal hemangioma
Renal neoplasm
NSS NA
4 2000 Kim et al. [4] 7 F Hematuria L 18 Midportion US: hypoechoic mass
CT: renal mass
Wilms tumor
Neuroblastoma
Nephrectomy NA
5 2002 Van den Bogaert et al. [13] 64 M Incidentally L 26 Hilar US: hyperechoic lesion
CT: heterogeneous enhancement
MRI: T1 hypointense T2 hyperintense
Renal neoplasm Nephrectomy NA
6 2005 Akthar et al. [14] 40 M Hematuria L 24 Midportion US: hyperechoic lesion
CT: soft tissue mass
Renal neoplasm Nephrectomy NA
7 2005 Akhtar et al. [14] 48 M Incidentally L 30 Hilar US/CT: renal mass Renal neoplasm Nephrectomy NA
8 2009 Rizza et al. [7] 49 M Massive retroperitoneal hemorrhage L 55 Hilar NA NA Nephrectomy NA
9 2011 Pelosi et al. [8] 30 M Incidentally L 12 Hilar CT: renal mass Renal neoplasm Nephrectomy NA
10 2012 Mehta et al. [1] 48 M NA NA 22 NA NA Renal neoplasm NSS 132/NED
11 2016 Alkan et al. [10] 50 M NA L 40 Hilar CT: renal mass with calcifications and internal homogeneous enhancement in the delayed phase
MRI: T1 hypointense T2 hyperintense
Renal neoplasm NSS
Nephrectomy
3/LR
4/NED
12 2017 Moreillo-Vicente et al. [5] 61 M Flank pain R 40 Hilar CT: heterogeneous mass with necrotic core
MRI: T1 hypointense T2 hyperintense
Adrenal neoplasm Nephrectomy 6/NED
13 2018 Our Case 61 M Incidentally L 38 Midportion US: hypoechoic mass
CT: peripheral enhancement
MRI: peripheral enhancement
Renal neoplasm Nephrectomy 108/NED
  1. CT computed tomography, F female, G graft, L left, LR local recurrence, M male, MRI magnetic resonance imaging, NA not assigned, NED no evidence of disease, NSS nephron-sparing surgery, R right, US ultrasonography