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4 Spermatocele of epididymis

Spermatic cyst
N43.40 Spermatocele of epididymis, unspecified
N43.41 Spermatocele of epididymis, single
N43.42 Spermatocele of epididymis, multiple

N44 Noninflammatory disorders of testis

N44.0 Torsion of testis
N44.00 Torsion of testis, unspecified
N44.01 Extravaginal torsion of spermatic cord
N44.02 Intravaginal torsion of spermatic cord
Torsion of spermatic cord NOS
N44.03 Torsion of appendix testis
N44.04 Torsion of appendix epididymis
N44.1 Cyst of tunica albuginea testis
N44.2 Benign cyst of testis
N44.8 Other noninflammatory disorders of the testis

N45 Orchitis and epididymitis

Use additional code (B95-B97), to identify infectious agent.
N45.1 Epididymitis
N45.2 Orchitis
N45.3 Epididymo-orchitis
N45.4 Abscess of epididymis or testis

N46 Male infertility

Excludes1: vasectomy status (Z98.52)
N46.0 Azoospermia
Absolute male infertility
Male infertility due to germinal (cell) aplasia
Male infertility due to spermatogenic arrest (complete)
N46.01 Organic azoospermia
Azoospermia NOS
N46.02 Azoospermia due to extratesticular causes
Code also associated cause
N46.021 Azoospermia due to drug therapy
N46.022 Azoospermia due to infection
N46.023 Azoospermia due to obstruction of efferent ducts
N46.024 Azoospermia due to radiation
N46.025 Azoospermia due to systemic disease
N46.029 Azoospermia due to other extratesticular causes
N46.1 Oligospermia
Male infertility due to germinal cell desquamation
Male infertility due to hypospermatogenesis
Male infertility due to incomplete spermatogenic arrest
N46.