Search Results - "Ropelato, Maria Gabriela"

Case report: Novel SIN3A loss-of-function variant as causative for hypogonadotropic hypogonadism in Witteveen-Kolk syndrome by Correa Brito, Lourdes, Keselman, Ana, Villegas, Florencia, Scaglia, Paula, Esnaola Azcoiti, María, Castro, Sebastián, Sanguineti, Nora, Izquierdo, Agustín, Maier, Marianela, Bergadá, Ignacio, Arberas, Claudia, Rey, Rodolfo A, Ropelato, María Gabriela

“…Pubertal delay can be due to hypogonadotropic hypogonadism (HH), which may occur in association with anosmia or hyposmia and is known as Kallmann syndrome…”
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Hypogonadotropic Hypogonadism in Infants with Congenital Hypopituitarism: A Challenge to Diagnose at an Early Stage by Braslavsky, Débora, Grinspon, Romina Paula, Ballerini, María Gabriela, Bedecarrás, Patricia, Loreti, Nazareth, Bastida, Gabriela, Ropelato, María Gabriela, Keselman, Ana, Campo, Stella, Rey, Rodolfo Alberto, Bergadá, Ignacio

“…Combined pituitary hormone deficiency (CPHD) presents a wide spectrum of pituitary gland disorders. The postnatal gonadotropic surge provides a useful period…”
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Diagnosis of Male Central Hypogonadism During Childhood by Grinspon, Romina P, Castro, Sebastián, Brunello, Franco G, Sansó, Gabriela, Ropelato, María Gabriela, Rey, Rodolfo A

“…Abstract The diagnosis of male central (or hypogonadotropic) hypogonadism, typically based on low luteinizing hormone (LH) and testosterone levels, is…”
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Male Central Precocious Puberty: Serum Profile of Anti-Mullerian Hormone and Inhibin B before, during, and after Treatment with GnRH Analogue by Andreone, Luz, Grinspon, Romina P., Bedecarrás, Patricia, Ropelato, María Gabriela, Rey, Rodolfo A., Campo, Stella M., Bergadá, Ignacio

“…We aimed to describe the functional changes of Sertoli cells, based on the measurement of serum anti-Müllerian hormone (AMH) and inhibin B during treatment…”
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Basal Follicle-Stimulating Hormone and Peak Gonadotropin Levels after Gonadotropin-Releasing Hormone Infusion Show High Diagnostic Accuracy in Boys with Suspicion of Hypogonadotropic Hypogonadism by Grinspon, Romina P., Ropelato, María Gabriela, Gottlieb, Silvia, Keselman, Ana, Martínez, Alicia, Ballerini, María Gabriela, Domené, Horacio M., Rey, Rodolfo A.

“…Context: Differential diagnosis between hypogonadotropic hypogonadism (HH) and constitutional delay of puberty in boys is challenging. Most tests use an acute…”
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Establishment of testicular endocrine function impairment during childhood and puberty in boys with Klinefelter syndrome by Bastida, María Gabriela, Rey, Rodolfo A., Bergadá, Ignacio, Bedecarrás, Patricia, Andreone, Luz, Del Rey, Graciela, Boywitt, Adriana, Ropelato, María Gabriela, Cassinelli, Hamilton, Arcari, Andrea, Campo, Stella, Gottlieb, Silvia

“…Summary Objective  To precisely characterize the chronology of testicular endocrine function impairment during childhood and adolescence in patients with…”
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Prospective and Descriptive Study on Serum Androstenedione Concentration in Healthy Children from Birth until 18 Years of Age and Its Associated Factors by Chiesa, Ana, Rodríguez, María Eugenia, Gaido, Virginia, Ballerini, María Gabriela, Ropelato, María Gabriela

“…Introduction. Androstenedione (A4) is an adrenal and gonadal steroid biomarker, useful in the assessment of children in whom steroidogenic disorders are…”
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Delayed Puberty Due to a WDR11 Truncation at Its N-Terminal Domain Leading to a Mild Form of Ciliopathy Presenting With Dissociated Central Hypogonadism: Case Report by Castro, Sebastián, Brunello, Franco G, Sansó, Gabriela, Scaglia, Paula, Esnaola Azcoiti, María, Izquierdo, Agustín, Villegas, Florencia, Bergadá, Ignacio, Ropelato, María Gabriela, Martí, Marcelo A, Rey, Rodolfo A, Grinspon, Romina P

“…Pubertal delay in males is frequently due to constitutional delay of growth and puberty, but pathologic hypogonadism should be considered. After general…”
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Spontaneous ovarian hyperstimulation syndrome caused by a follicle-stimulating hormone-secreting pituitary macroadenoma in an early pubertal girl by Gryngarten, Mirta Graciela, Braslavsky, Débora, Ballerini, Maria Gabriela, Ledesma, Jose, Ropelato, Maria Gabriela, Escobar, Maria Eugenia

“…Gonadotroph adenomas are difficult to diagnose since they usually show as nonsecreting tumors or produce biologically inactive hormones with no clinical…”
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Prevalence of Polycystic Ovarian Syndrome in Girls with a History of Idiopathic Central Precocious Puberty by Arcari, Andrea Josefina, Freire, Analía Verónica, Ballerini, María Gabriela, Escobar, María Eugenia, Díaz Marsiglia, Yenifer María, Bergadá, Ignacio, Ropelato, María Gabriela, Gryngarten, Mirta Graciela

“…The prevalence of polycystic ovarian syndrome (PCOS) in adolescent girls is between 1 and 4.3%. It remains controversial whether women with a history of…”
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Safety of standardised treatments for haematologic malignancies as regards to testicular endocrine function in children and teenagers by Grinspon, Romina P, Arozarena, María, Prada, Silvina, Bargman, Graciela, Sanzone, María, Morales Bazurto, Marjorie, Gutiérrez, Marcela, Bedecarrás, Patricia, Kannemann, Ana, Elena, Graciela O, Gottlieb, Silvia, Berenstein, Ariel J, Ropelato, María Gabriela, Bergadá, Ignacio, Aversa, Luis A, Rey, Rodolfo A

“…Abstract Study question Does standardised treatments used in children and adolescents with haematologic malignancies, including acute lymphoblastic (ALL) or…”
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A homozygous mutation in the highly conserved Tyr60 of the mature IGF1 peptide broadens the spectrum of IGF1 deficiency by Keselman, Ana Claudia, Martin, Ayelen, Scaglia, Paula Alejandra, Sanguineti, Nora María, Armando, Romina, Gutiérrez, Mariana, Braslavsky, Débora, Ballerini, María Gabriela, Ropelato, María Gabriela, Ramirez, Laura, Landi, Estefanía, Domené, Sabina, Castro, Julia F, Cassinelli, Hamilton, Casali, Bárbara, del Rey, Graciela, Barros, Ángel Campos, Nevado Blanco, Julián, Domené, Horacio, Jasper, Héctor, Arberas, Claudia, Rey, Rodolfo A, Lapunzina-Badía, Pablo, Bergadá, Ignacio, Pennisi, Patricia A

“…Background IGF1 is a key factor in fetal and postnatal growth. To date, only three homozygous IGF1 gene defects leading to complete or partial loss of IGF1…”
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Testicular dysfunction at diagnosis in children and teenagers with haematopoietic malignancies improves after initial chemotherapy by Lopez Dacal, Jimena, Prada, Silvina, Correa Brito, Lourdes, Ropelato, Maria Gabriela, Ballerini, Maria Gabriela, Rodriguez, Maria Eugenia, Gutiérrez, Marcela E, Soria, Marcela, Morán, Lorena, Ferraro, Cristina, Bedecarrás, Patricia, Drelichman, Guillermo, Aversa, Luis, Bergadá, Ignacio, Rey, Rodolfo A, Grinspon, Romina P

“…Hematopoietic malignancies are the most frequent type of cancer in childhood. Recent advances in cancer treatment have significantly improved survival until…”
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Identification of a Novel Variant in Myelin Regulatory Growth Factor by Next-Generation Sequencing Led to the Detection of a Clinically Inapparent Congenital Heart Defect in a Patient with a 46,XY Disorder of Sex Development by Correa Brito, Lourdes, Grinspon, Romina P, Lopez Dacal, Jimena, Scaglia, Paula, Esnaola Azcoiti, María, Izquierdo, Agustín, Ropelato, María Gabriela, Rey, Rodolfo A

“…In patients with 46,XY disorders of sex development (DSDs), next-generation sequencing (NGS) has high diagnostic efficiency. One contribution to this…”
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High diagnostic accuracy of subcutaneous Triptorelin test compared with GnRH test for diagnosing central precocious puberty in girls by Freire, Analía Verónica, Escobar, María Eugenia, Gryngarten, Mirta Graciela, Arcari, Andrea Josefina, Ballerini, María Gabriela, Bergadá, Ignacio, Ropelato, María Gabriela

“…Summary Context The GnRH test is the gold standard to confirm the diagnosis of central precocious puberty (CPP); however, this compound is not always readily…”
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Serum concentration of 17α-hydroxyprogesterone in children from birth to adolescence by Ballerini, María Gabriela, Chiesa, Ana, Morelli, Carina, Frusti, Mauro, Ropelato, María Gabriela

“…Reference intervals (RI) of serum 17α- hydroxyprogesterone (17OHP) are useful to confirm congenital adrenal hyperplasia (CAH) in neonates with abnormal…”
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Predicting hypocalcemia after thyroidectomy in children by Freire, Analía Verónica, MD, Ropelato, María Gabriela, MSc, PhD, Ballerini, María Gabriela, MSc, Acha, Oscar, MD, Bergadá, Ignacio, MD, de Papendieck, Laura Gruñeiro, MD, Chiesa, Ana, MD, PhD

“…Background and aims Hypocalcemia after thyroidectomy is caused by parathyroid trauma. There are no studies regarding the usefulness of intact parathyroid…”
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Assessment of Estradiol Response after Depot Triptorelin Administration in Girls with Central Precocious Puberty by Freire, Analía Verónica, Gryngarten, Mirta Graciela, Ballerini, María Gabriela, Arcari, Andrea Josefina, Escobar, María Eugenia, Bergadá, Ignacio, Ropelato, María Gabriela

“…Estradiol at baseline or after a classical gonadotropin-releasing hormone test did not reflect ovarian steroidogenesis in central precocious puberty (CPP)…”
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Spreading the clinical window for diagnosing fetal-onset hypogonadism in boys by Grinspon, Romina P, Loreti, Nazareth, Braslavsky, Débora, Valeri, Clara, Schteingart, Helena, Ballerini, María Gabriela, Bedecarrás, Patricia, Ambao, Verónica, Gottlieb, Silvia, Ropelato, María Gabriela, Bergadá, Ignacio, Campo, Stella M, Rey, Rodolfo A

“…In early fetal development, the testis secretes - independent of pituitary gonadotropins - androgens and anti-Müllerian hormone (AMH) that are essential for…”
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Development and Validation of a Prediction Rule for Growth Hormone Deficiency Without Need for Pharmacological Stimulation Tests in Children With Risk Factors by Clément, Florencia, Grinspon, Romina P, Yankelevich, Daniel, Martín Benítez, Sabrina, De La Ossa Salgado, María Carolina, Ropelato, María Gabriela, Ballerini, María Gabriela, Keselman, Ana C, Braslavsky, Débora, Pennisi, Patricia, Bergadá, Ignacio, Finkielstain, Gabriela P, Rey, Rodolfo A

“…Practice guidelines cannot recommend establishing a diagnosis of growth hormone deficiency (GHD) without performing growth hormone stimulation tests (GHST) in…”
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