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Causes for performing unilateral single-armed VE
| Causes | n (%) |
|---|---|
| Obstruction in distal of unilateral vas deferens | 16 (34.8) |
| Unilateral testicular atrophy caused by cryptorchidism | 6 (13.0) |
| Unilateral epididymal dysplasia | 4 (8.7) |
| Idiopathic | 3 (6.5) |
| Unilateral testicular atrophy caused by epididymo-orchitis | 2 (4.3) |
| Unilateral intratesticular obstruction | 2 (4.3) |
| CUAVD | 13 (28.4) |
CUAVD: congenital unilateral absence of the vas deferens; VE: vasoepididymostomy
