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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.