HERMAFRODITISMO VERDADEIRO QUIMERA 46,XX/46,XY. Tese apresentada à Universidade Federal de São. Paulo – Escola Paulista de Medicina para a. Título: Hermafroditismo verdadeiro na espécie canina. Título em inglês: True Hermaphroditism in a Dog. Autor(es): Costa, Paula Priscila Correia · Braga Filho . 7 abr. Há três tipos de hermafroditismo: o hermafroditismo verdadeiro, o pseudo- hermafroditismo masculino e o pseudo-hermafroditismo feminino.
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Patients who present later in life have higher differentiation of genitalia. Testosterone predominance explains the male behavior and appearance, demonstrating that the testis were prevalent over the hermafroditiwmo.
Prenatal diagnosis may be possible following demonstration of atypical genitalia on ultrasound and amniocentesis revealing hermafrodifismo 46,XX karyotype. True hermaphrodites are individuals hermacroditismo testicular and ovarian tissues, either combined in one gonad ovotestis or present as two separate gonads. Development of external genitalia ranges from apparent female to male genitalia with chordee and hypospadias. Infertility is common in men whereas women have some potential for fertility.
Physical, behavioral, endocrinologic, and cytogenetic evaluation of two Standard bred racehorses competing as mares with an intersex condition and high postrace serum testosterone concentrations. The documents contained in this web site are presented for information purposes only. Semin Reprod Med ; Management needs to balance the risks vercadeiro benefits of gonadectomy and reconstructive surgery.
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Repositório Institucional UFC: Hermafroditismo verdadeiro na espécie canina
Urol Int ; Ovaries were seen on their typical anatomical position; they were symmetrical and had normal sizes. Clinically, a true hermaphrodite can exhibit different degrees of genital ambiguity; they can be diagnosed during puberty with the emergence of heterosexual characteristics, or as an adult, with infertility or gonadal neoplasia.
It occurs in domestic animals, more commonly in hermafrofitismo and goats, and rarely in horses, dogs, sheep, and cattle.
The majority arise as de novo mutations. The assessment and diagnosis of DSD is complex.
Hermafroditismo Humano: by Vitor Andrade on Prezi
Diagnostic methods Many patients have obvious genital ambiguity and are diagnosed at birth. Hremafroditismo to cite this article. The substitution of ovotesticular DSD for true hermafroditisko maintains the stigma of the name since ovotesticular is easily perceived as ovarian and testicular tissues.
Disorders of sex development have posed a tremendous challenge not only in the diagnosis but also in the treatment, placing the patient, the family members, and the health team in the difficult task of attributing the best sex of rearing for that specific patient.
A prepuce with no apparent function was present cranially to the slit, closer to the umbilical scar. European Journal of Pediatric. The prevalence of hermaphroditism varies a lot among breeds and species and is higher in groups with a high degree of consanguinity. No other abnormalities were seen and the owner opted for no further surgical intervention.
Acta Scientiae Veterinariae
Management and treatment The patient and family must be provided with psychological support. Consensus guidelines recommend referral to a specialist center for examination and treatment.
The authors perform a critical analysis of the Consensus, raising the question that the new terminology does not solve the problems and persist being stigmatizing to the patient and to the family. At examination, the animal exhibited normal rectal temperature, no alterations of palpable lymph nodes, and a satisfactory body condition score. The exact cause of 46,XX ovotesticular DSD has not been elucidated for the majority of cases but may be related to mosaicism or genetic mutations.
Biochemical endocrine investigation, cytogenetic and molecular genetic tests are required. The genetic cause is the absence of the SRY chromosome, which has a fundamental role on activation of verdadejro SOX gene, which is responsible verdadeido sex determination.
Definitive diagnosis is based on gonadal histology testicular and ovarian tissue. Human sex differentiation and its abnormalities. The slit was open until the area ventral to the anus, where the urethra was detected.
Recurrence risk depends on the type of genetic alteration found. The prevalence of hermaphroditism varies a lot among breeds and species and is higher in groups with a high degree of consanguinity. Canine and feline endocrinology and reproduction. The pubic area had 2 testicles, each one in a different scrotum, 1 to the right and 1 to the left of the slit. The genetic cause is the absence of the SRY chromosome, which has a fundamental role hermafroditisom activation of the SOX gene, which is responsible veraddeiro sex determination.
Journal of American Animal Hospital Association. Prognosis Patients usually have normal life expectancy. A child raised in the female sex will not understand that her disease holds a “male” karyotype in its name 46,XY DSD. User Username Password Remember me.
The patient and family must be provided with psychological support. Disease definition 46,XX ovotesticular disorder of sex development 46,XX ovotesticular DSD is characterized by histologically confirmed testicular and ovarian tissue in an individual with a 46,XX karyotype.
Intersex and others development anomalies of the reproductive tract in the domestic animals and the cytogenetic as ancillary test to diagnosis. If, on one hand, the recognition of using terms like intersex and hermaphroditism are stigmatizing, on the other hand, we need terms that are really neutral to not create problems of sexual identification. Services on Demand Journal.
Arq Bras Endocrinol Metab ; Verdadeiroo present later with abnormal pubertal development. The occurrence of XX males has been reported. Check this box if you wish to receive a copy of your message.
Many patients have obvious genital ambiguity and are diagnosed at birth. At the other extremity of the slit, on the pubic region, there was a flaccid structure similar to a penis micropenis with no penile bone and no function. Practical management of the intersex infant. Durval Damiani Rua Bela Cintraapto.