Publications by authors named "Mauri J Piazza"

Objective: To evaluate the newly formed epithelium that develops following a neovaginoplasty performed with Amniotic Membrane.

Methods: A retrospective study conducted at the University Hospital of the Federal University, in Curitiba, Paraná, Brazil. A group of 33 patients with Vaginal Agenesis, most of them amenorrhoeic, either incapable of or having difficulty to perform sexual activity, were separated in Subgroup A (27 patients) with Mayer-Rokitansky-Kuster-Hauser Syndrome, and Subgroup B (six patients) with Androgenic Insensitivity Syndrome (Morris Syndrome).

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  • The review focuses on malignant germ cell neoplasms linked to gonadal dysgenesis, highlighting gonadoblastoma as the most common type, while discussing rare forms like dysgerminomas, yolk-sac tumors, and teratomas.
  • A systematic review was conducted through PubMed and Medline, examining an extensive range of studies to gather high-quality data on the incidence of these tumors, with thousands of relevant papers identified over several decades.
  • The review emphasizes the connection between chromosomal anomalies in gonadal dysgenesis and increased germ cell tumor incidence, suggesting that these anomalies may involve the Y chromosome or certain genes, contributing to the development of neoplasms.
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  • The review discusses the harmful effects of endocrine disrupting chemicals (EDCs) on the reproductive health of women and wildlife, highlighting their widespread use in agriculture and resulting environmental contamination.
  • Numerous studies have identified various EDCs, such as bisphenols, phthalates, and pesticides, affecting the female reproductive system, particularly issues like polycystic ovary syndrome and endometriosis.
  • The analysis emphasizes the lack of accountability for the damages caused by these chemicals, particularly in Brazil where pesticide consumption is high.
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Hand-food-genital syndrome (HFGS) is a rare genetic condition. This report describes the cases of two patients, aged 33 and 15, presenting related somatic abnormalities. HFGS stems from an autosomal anomaly linked to the HOXA 13 gene.

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  • PCOS is a common endocrine disorder in women of childbearing age, with a significant number (28% to 46%) also experiencing metabolic syndrome, which is linked to non-alcoholic fatty liver disease (NAFLD).
  • A study involving 131 women (101 with PCOS and 30 controls) aimed to determine the prevalence of NAFLD and metabolic syndrome in PCOS patients and explore any correlations between the two.
  • Results showed that NAFLD was present in 23.8% of the PCOS group compared to 3.3% in controls, and metabolic syndrome was diagnosed in about one-third of the PCOS patients, indicating a notable association between PCOS and these metabolic conditions.
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This paper aimed to report a series of 19 cases of uterus didelphys associated with obstructed hemivagina and ipsilateral renal agenesis. This retrospective descriptive observational study included the medical records of 19 patients seen at the Endocrinology Gynecology Sector of the Obstetrics and Gynecology Department of the Federal University of Paraná, and focused on clinical data, complementary exams, patient management, and follow-up. From the 229 patients with genital anomalies seen between 1984 and 2009, 19 (8.

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Purpose: the purpose of this research was to evaluate the morphological aspects and vasculature of the corpus luteum (CL) based on ultrasound parameters during early pregnancy and to assess their relationship with early pregnancy loss.

Methods: this was a prospective cohort study of 90 pregnant patients between 6 and 8 weeks plus 6 days weeks of gestation. We included women at low risk, without acute or chronic systemic disease and with spontaneous conception.

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