Research Article

Repeat Microdissection Testicular Sperm Extraction in Azoospermic Men with Nonmosaic Klinefelter Syndrome

Table 3

Comparison of repetitive sperm retrieval rate in men with azoospermic KS versus men with idiopathic NOA or spermatogenic failure due to other contributing etiological factors.

Men with KS ()NOA men () value

SSR on 2nd attempt75% (21/28)89% (114/128)0.048
Age (years)0.08
Testis size (mL)<0.001
Medication usage64.3% (18/28)70.3% (90/128)0.49
Endocrine (baseline)
 FSH (mIU/mL)<0.001
 LH (mIU/mL)<0.001
 Test (ng/mL)<0.001
 Prolactin (ng/mL)0.046
 E2 (pg/mL)0.67
Endocrine (before 1st mTESE)
 FSH (mIU/mL)0.11
 LH (mIU/mL)0.09
 Test (ng/mL)<0.001
 Prolactin (ng/mL)0.72
 E2 (pg/mL)0.004

represents LH level in 21 men with KS.