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  1. Testicular appendix | Radiology Reference Article | Radiopaedia.org

    Aug 3, 2024 · A testicular appendix (alternatively called appendix of testis or appendix testis, and historically also known as hydatid of Morgagni) represents a developmental remnant of the …

  2. Appendix Testis (Hydatid of Morgagni): Anatomy & Torsion

    An appendix testis is a normal but functionless piece of tissue that may be on one or both testes. The tissue is left over from a duct that’s part of an embryo’s development.

  3. Appendix of testis - Wikipedia

    The appendix testis (or hydatid of Morgagni) is a vestigial remnant of the Müllerian duct, present on the upper pole of the testis and attached to the tunica vaginalis.

  4. Appendix Testis Torsion - StatPearls - NCBI Bookshelf

    Feb 12, 2024 · Two testicular appendages can undergo torsion and become symptomatic: the appendix testis and the appendix epididymis. The appendix testis, sometimes called hydatid of …

  5. Torsion of the Appendix Testis and Appendix Epididymis

    The appendix testis is a small appendage of normal tissue that is usually located on the upper portion of the testis. The appendix epididymis is a small appendage on the top of the …

  6. What Is a Testicular Appendix and Why Does It Cause Pain?

    The testicular appendix, also known as the appendix testis or hydatid of Morgagni, is a small piece of tissue located on the upper pole of the testicle. It is typically 1 to 7 millimeters in …

  7. Torsion of the Appendix Testis - Boston Children's Hospital

    The appendix testis is a vestigial remnant of the Müllerian duct, from which female reproductive organs form in the embryo. In boys, it has no function, much as the appendix in our abdomen …

  8. Appendix testis - WebPathology

    It consists of columnar epithelium enclosing a highly vascular fibrous core with smooth muscle cells. Invaginations of the surface may result in appearance of glandular structures in the core, …

  9. Torsion of the appendix testis | Radiology Reference Article ...

    Dec 8, 2025 · Torsion of the appendix testis (occasionally called torsion of the hydatid of Morgagni) is the most common cause of an acute painful hemiscrotum in a child. The …

  10. Appendix of testis - e-Anatomy - IMAIOS

    On the upper extremity of the testis, just beneath the head of the epididymis, is a minute oval, sessile body, the appendix of the testis (hydatid of Morgagni); it is the remnant of the upper …