Appendix of the testis

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Drawing showing the appendix of testis. (WC/Gray's Anatomy)

Appendix of the testis is a benign structure of the testis that is a remnant of the Muellerian duct.[1]

It should not be confused with the appendix of the epididymis.


  • Present in approximately 90% of individuals.[2]



  • Non-ciliated pseudostratified epithelium.


See also


  1. Sahni, D.; Jit, I.; Joshi, K.; Sanjeev, . (Oct 1996). "Incidence and structure of the appendices of the testis and epididymis.". J Anat 189 ( Pt 2): 341-8. PMID 8886956.
  2. 2.0 2.1 2.2 Tostes, GD.; Costa, SF.; Carvalho, JP.; Costa, WS.; Sampaio, FJ.; Favorito, LA.. "Structural analysis of testicular appendices in patients with cryptorchidism.". Int Braz J Urol 39 (2): 240-7. PMID 23683670.