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Histopathology of the gonadoblastoma. (A) Hematoxylin and eosin ×200 and (B) hematoxylin and eosin ×400. There is a biphasic population of germ cells and stromal cells arranged in nests. Hyalinization and calcification are present.

Histopathology of the gonadoblastoma. (A) Hematoxylin and eosin ×200 and (B) hematoxylin and eosin ×400. There is a biphasic population of germ cells and stromal cells arranged in nests. Hyalinization and calcification are present.

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What is the optimal protocol of management for phenotypic female patients with Y chromosome or Y-derived sequences, in particular for adult patients? Immediate gonadectomy, long-term hormone therapy and psychological care are suggested to be the optimal management for older phenotypic female patients with Y chromosome or Y-derived sequences. Phenot...

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... of the gonadoblastoma showed biphasic population of germ cells and stromal cells which arranged in nests. Areas of hyaliniza- tion and calcification were present (Fig. 2). One patient had an early diagnosis of DSD at the age of 20 years without any neoplastic transform- ation. Fourteen years later, she presented with an abdominal mass, and a gonadoblastoma originating from right gonad without metastasis was confirmed after laparoscopic surgery and histopathological evaluation. Gonadoblastomas were ...

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... We found out her actual genotype following those examinations.According to the hypothesis of our experts, this atypical development sex occurred by FFT during the fetal period, and afterward, she became a 46 XY female chimerism with unexpected fertile ability. Due to the rarity of DSDs, the Prophylactic gonadectomy is intended for Female patients with 46 XY karyotypes since they are predisposed to gonadal malignancy[27].The prophylactic gonadectomy was performed after examinations of immunohistochemistry, hormonal profile, ultrasound examination, molecular index, and cytogenetic analysis of the patient. Besides, these cases ought to be handled at specialized hospitals with expertise in diagnosis and treatment, along with a team of experts who can provide medical and surgical assistance. ...
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Introduction: The mammalian Y chromosome is a vital sex-determining factor in mammals by encoding gonadal genes. However, there are some discordant conditions with the XY female chromosome, which can lead to their inclusion in the disorders of sex development group. Case Report: The person under study is a 22-year-old woman for whom written consent was obtained, and all ethical procedures were followed. Herein, we report an extraordinarily fertile adolescent phenotypic mother with congenital XY abnormality who reared as female, spontaneous puberty with regular menstruation and two gestations. This condition was initially diagnosed using the karyotype technique and finally confirmed with the specialized Fluorescence in-situ hybridization technique. Finally, the quantitative fluorescent polymerase chain reaction technique was used for more certainty. Usually, the male genotype cannot be fertile; since this case is unique, various reasons are involved in its occurrence. One of these cases can be a bone marrow or blood transplant, but according to the study, the possible development of this disorder can be caused by the fetal period. Conclusion: As the prior clinical history of the case report revealed that her twin brother died during her mother’s expectancies, it can be assumed that the blood supply between the two fetuses has been shared unevenly or that feto-fetal transfusion has occurred. This incident has caused her to become a chimera with XY karyotype.
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... Gonadoblastomas are considered to be in situ germ cell neoplasms, which are associated with up to 50-60% risk of developing dysgerminoma. 99,103 Other germ cell tumors such as immature teratoma, seminomas, yolk sac tumors, embryonal carcinomas and choriocarcinoma can be encountered in patients with GD. [99][100][101][102][103] Approximately 6% of patients with Turner syndrome have a mosaic karyotype (partial fragments of the Y chromosome). 99 The majority of patients with Turner syndrome, who develop gonadal tumors are those with mosaic karyotype. ...
... Gonadoblastomas are considered to be in situ germ cell neoplasms, which are associated with up to 50-60% risk of developing dysgerminoma. 99,103 Other germ cell tumors such as immature teratoma, seminomas, yolk sac tumors, embryonal carcinomas and choriocarcinoma can be encountered in patients with GD. [99][100][101][102][103] Approximately 6% of patients with Turner syndrome have a mosaic karyotype (partial fragments of the Y chromosome). 99 The majority of patients with Turner syndrome, who develop gonadal tumors are those with mosaic karyotype. ...
... In conclusion, gonadal tumors often occur in females with GD and Y-chromosome or Y-derived sequences in their genome. 103 GD-related tumors have the same histological features as their non-syndromic counterparts. 31 Pathogenesis Genes DDX3Y and TSPY, which are localized on the proximal part of the short and long arms of the Y chromosome, are found in the majority of patients with gonadal dysgenesis and gonadoblastomas or germinoma. ...
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... Dysgerminoma is the only germ cell malignancy that has this significant rate of bilaterality. [25] Although malignant and rapidly growing, they are often not aggressive and are highly sensitive to adjuvant chemotherapy, particularly with bleomycin, etoposide, and cisplatin given for three to four cycles. The survival rates of patients with XY gonadal dysgenesis and dysgerminoma are similar to the survival rates of XX individuals with malignant ovarian germ cell tumors. ...
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... A study by Liu et al has shown the chances of gonadal tumors like gonadoblastoma is as high as 30 % by the age 20 years. 10 On the other hand Cools et al showed that there were no chances of development of testicular tumors or even carcinoma in-situ and the occurrences of pre-germ cell neoplasia in situ (pre-GCIS) lesion was only 14% by 16 years of age. 11,12 Learning these data from studies on CAIS it would be better to carry out a biopsy of the testis if patients prefer gonadectomy in a later age. ...
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... Data on gonadal biopsy or gonadectomy based on patient age at the procedure are presented in Table 1. 3,5,[11][12][13][14][15][16][17][18][19][20][21][22][23] Among the 15 studies analyzed, malignant lesions at gonadectomy were reported in 2 studies: Chaudhry et al. 5) described a 30-year-old patient with seminoma and a 68-yearold woman with primary amenorrhea and malignant sex cord stromal tumor. Huang et al. 23) found 4 patients with seminoma, all older than 20 years. ...
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Complete androgen insensitivity syndrome (CAIS) is a rare condition characterized by 46,XY karyotype, female external genitalia, absence of uterus, and testes located intra-abdominally, in the inguinal ring or in the labia majora. In the present study, the frequency of testicular malignancy in prepubertal and pubertal patients with CAIS who underwent gonadectomy or gonadal biopsy were evaluated. Systematic review was performed using electronic databases according to the PRISMA-P (Preferred Reporting Items for Systematic Review and Meta-Analysis Protocols) guidelines. The samples included 15 articles published between 1998 and 2019. From a total of 456 patients who underwent gonadectomy or gonadal biopsy, 6.14% had a premalignant lesion and most were postpubertal (82.14%). A malignant lesion was found in 1.3% and all were postpubertal. Because the risk of malignancy is very low in prepubertal patients with CAIS, gonadectomy may be delayed until puberty is complete, allowing it to progress naturally; however, close follow-up of the patient is required.
... As a group, patients with DSD are at an increased risk for gonadal malignancy, as there is a well-established relationship between gonadoblastoma development, dysgenetic gonads, and the presence of Y-derived material. 12 Researchers speculated that some factors involved in the growth of dysgenetic gonads might be the same as those involved in the development of gonadoblastoma. 13,14 In another report, it was theorized that there is a gonadoblastoma locus in the Y chromosome that acts as a yet unidentified oncogene. ...
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We present a case of a 13-year-old Filipino patient with ambiguous genitalia, randomly assigned as female at birth and was subsequently reared as such. Starting at 10 years of age, secondary male sexual characteristics emerged. However, medical consultation was sought only when the patient developed a gradually enlarging and painful abdominal mass. After cytogenetic studies, we are able to identify the case as Disorder of Sex Development, 45,X/46,X,der(Y) mosaicism, mixed gonadal dysgenesis. Further imaging, laparotomy and histopathology, revealed that the abdomino pelvic mass was from the right ovary, composed of immature teratoma. Ductus deferens and epididymis were also identified within the right ovary. At the time of presentation, the patient was already experiencing gender dysphoria. This report not only highlights the wide spectrum of phenotypes in mixed gonadal dysgenesis, but also stresses the importance of proper gender assignment during the newborn period in patients with disorders of sex development.
... It is considered that the number of germ cell tumours increases in individuals, simultaneous with AIS, because of the Y chromosome and presence of the testis-specific protein Y-linked 1 (TSPY) gene [40,41]. The literature in the field is not consensual, showing variation of the risks of malignancy in the case of AIS [42][43][44]. ...
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Androgen insensitivity syndrome (AIS) is an X-linked recessive genetic syndrome that occurs as result of an androgen receptor mutation; it affects the normal masculinization process in chromosomal male patients. More than 900 androgen receptor mutations that can lead to AIS have been identified. The complete androgen insensitivity is characterized by a total lack of response to androgens, usually in patients with 46XY karyotype but with feminine phenotype. Primary amenorrhoea and inguinal swellings in female patients are the main signs that could raise suspicion for this syndrome. Patients with partial androgen insensitivity have ambiguous genitalia at birth and gynecomastia during puberty, whereas those with mild androgen insensitivity present a normal male phenotype but altered spermatogenesis during adulthood and pubertal gynecomastia. The diagnosis of AIS often proves to be a challenge; its management is complex and requires a multidisciplinary approach to meet decision-making challenges in sex assignment, fertility and timing of gonadectomy, psychological outcomes and genetic counselling.