Mature cystic teratoma of the fallopian tube

Mature cystic teratoma of the fallopian tube

IMAGES IN REPRODUCTIVE MEDICINE Mature cystic teratoma of the fallopian tube Satoe Fujiwara, M.D., Yoshiki Yamashita, M.D., Yoko Yoshida, M.D., Yoshit...

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IMAGES IN REPRODUCTIVE MEDICINE Mature cystic teratoma of the fallopian tube Satoe Fujiwara, M.D., Yoshiki Yamashita, M.D., Yoko Yoshida, M.D., Yoshito Terai, M.D., Kiyoji Okuda, M.D., and Masahide Ohmichi, M.D. Department of Obstetrics and Gynecology, Osaka Medical College, Takatsuki, Osaka, Japan

Objective: To report a case of mature cystic teratoma of the fallopian tube. Design: Case report. Setting: Medical college–affiliated hospital. Patient(s): A 31-year-old woman, gravida 0, visited our outpatient clinic with infertility. Hysterosalpingography (HSG) showed a swollen right fallopian tube whose patency was not confirmed. Intervention(s): Laparoscopic right salpingectomy was perfomed for a solid-appearing mass 2  1.5 cm in diameter in the ampullary region. Histopathologic examination showed components from each germ cell layer; therefore, the diagnosis of a mature cystic teratoma of the right fallopian tube was confirmed. The patient became pregnant with IVF-ET and gave birth to a baby boy. Conclusion(s): In cases where hydrosalpinx is suspected, a careful assessment by either HSG or laparoscopy is necessary at the time of infertility examination. (Fertil Steril 2010;94:2708–9. 2010 by American Society for Reproductive Medicine.) Key Words: Teratoma, fallopian tube, infertility

A 31-year-old woman, gravida 0, visited our outpatient clinic concerned about infertility. Hysterosalpingography (HSG) showed a swollen right fallopian tube whose patency was not confirmed (Fig. 1). In the laparoscopy, a solid mass approximately 2  1.5 cm in diameter was found in the ampullary region (Fig. 2). Histopathologic examination showed components from each germ cell layer (Fig. 3), and, therefore, the diagnosis of a mature cystic teratoma of the right fallopian tube was confirmed (1). The patient became pregnant by IVF-ET and gave birth to male singleton. Teratomas of the fallopian tube are quite rare, and only 60 cases have been reported to date (2). Generally, teratomas of the fallopian tube are benign and found in nulliparous patients in their forties.

Received March 8, 2010; revised April 13, 2010; accepted April 14, 2010; published online June 7, 2010. S.F. has nothing to disclose. Y.Y. has nothing to disclose. Y.Y. has nothing to disclose. Y.T. has nothing to disclose. K.O. has nothing to disclose. M.O. has nothing to disclose. Reprint requests: Yoshiki Yamashita, M.D., Department of Obstetrics and Gynecology, Osaka Medical College, 2–7 Daigakumachi, Takatsuki, Osaka 569-8686, Japan (FAX: þ81-726-81-3723; E-mail: gyn028@ poh.osaka-med.ac.jp).

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Most cases have been found incidentally, and none have been diagnosed before surgery (3, 4). In cases were hydrosalpinx is suspected, a careful assessment by either HSG or laparoscopy is necessary at the time of examination for infertility.

FIGURE 1 Hysterosalpingography showed a swollen right fallopian tube whose patency was not confirmed.

Fujiwara. Mature cystic teratoma of the fallopian tube. Fertil Steril 2010.

Fertility and Sterility Vol. 94, No. 7, December 2010 Copyright ª2010 American Society for Reproductive Medicine, Published by Elsevier Inc.

0015-0282/$36.00 doi:10.1016/j.fertnstert.2010.04.023

FIGURE 2

FIGURE 3

(Top) A hydrosalpinx-like mass was identified in the right tube. (Bottom) A solid mass approximately 2  1.5 cm in diameter was found in the ampullary region at the time of salpingotomy.

Histologic findings from each germ cell layer of the right ovary were as follows: ectoderm-sebaceous glands and hair follicles, mesoderm-cartilage, and endoderm-stratified squamous and glandular epithelium.

Fujiwara. Mature cystic teratoma of the fallopian tube. Fertil Steril 2010.

Fujiwara. Mature cystic teratoma of the fallopian tube. Fertil Steril 2010.

REFERENCES 1. Robert JK. Mature cystic teratoma. In: Blaustein’s Pathology of the Female Genital Tract. Fourth Edition. New York: Springer-Verlag, 1994:879–83. 2. Christopher J. Mature cystic teratoma of the fallopian tube. Fertil Steril 2006;86:995–6.

Fertility and Sterility

3. Mazaarella P, Okagaki T, Richart RM. Teratoma of the uterine tube: a case report and review of the literature. Obstet Gynecol 1972;39:381–8.

4. Kutteh WH, Albert T. Mature cystic teratoma of the fallopian tube associated with an ectopic pregnancy. Obstet Gynecol 1991;78:984–8.

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