Lymphoepithelioma-like carcinoma of the upper urinary tract: A systematic review of case reports

Table 2 Summary of clinicopathological patient characteristics

Variable	n (%), median (range)
Age in yr	72 (54-85)
Gender
Female	12 (42.9)
Male	16 (57.1)
Presentation
Hematuria	19 (67.9)
Pain	2 (7.1)
Hematuria and flank pain	3 (10.7)
Nausea	1 (3.6)
Recurrent UTI	1 (3.6)
Incidental finding	2 (7.1)
Side
Left	6 (21.4)
Right	9 (32.2)
NM	13 (46.4)
Location
Renal pelvis	14 (51)
Ureter	14 (50)
HC
Pure	14 (50)
Predominant	10 (35.7)
Focal	1 (3.6)
Unknown	3 (10.7)
Tumor stage
T1	4 (14.2)
T2	8 (28.6)
T3	15 (53.6)
T4	1 (3.6)
Treatment strategy
RNU-based therapy	13 (46.4)
Non RNU-based therapy	15 (53.6)
Follow-up in mo	15 (3-72)
Outcome
NED	21 (75)
DWD	7 (25)

DWD: Died with disease; HC: Histological classification; NM: Not mentioned; RN: Radical nephrectomy; RNU: Radical nephroureterectomy; UTI: Urinary tract infection.