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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Invest Radiol. 2018 Feb;53(2):87–95. doi: 10.1097/RLI.0000000000000414

Table 1.

Patient demographics and clinical history

Age Diagnosis FSH Chromosomal abnormalities Clinical history
31 NOA 17 none Negative bilateral micro-TESE 2 years prior to MR exam; pathology analysis revealed germ cell aplasia
40 NOA 23 none No surgery
50 severe oligospermia 7 none Sperm count of 1000 after varicocele repair. No biopsy or sperm extraction surgery.
35 NOA 19 none Negative bilateral micro-TESE at outside institution 3 years prior to MR exam; subsequent varicocele repair
32 NOA 30 none Negative bilateral micro-TESE 9 weeks prior to MR exam; pathology analysis revealed germ cell aplasia
33 NOA 20 none Negative bilateral micro-TESE 14 weeks prior to MR exam; pathology analysis revealed germ cell aplasia
34 NOA 25 none Negative biopsy at outside institution 2 years prior to MR exam; pathology unknown
33 NOA 27 47, XXY (Klinefelter) No surgery
38 NOA 49 46, SRY-positive XX Orchiectomy for Leydig cell tumor; surrounding tissue exhibited germ cell aplasia. No surgery on remaining testis.

FSH = follicle-stimulating hormone; NOA = non-obstructive azoospermia; micro-TESE = microdissection testicular sperm extraction; SRY = sex-determining region of the Y chromosome