7,870 results match your criteria: "Hyperprolactinemia"

Determining Ideal Management for Patients With Coexisting Prolactinomas and Psychiatric Symptoms: A Systematic Review.

J Psychiatr Pract

May 2024

Department of Obstetrics, Gynecology, and Women's Health-Repo Endocrinology, Division of Reproductive Endocrinology and Infertility, School of Medicine, Saint Louis University Saint Louis, MO.

Objective: Prolactinomas-pituitary tumors that overproduce prolactin-can cause various troublesome symptoms. Dopamine agonists (DAs) reduce prolactin production in the prolactin pathway, making them the first-line treatment for prolactinomas. However, the main side effect of DA treatment, hyperdopaminergia, is an explicit etiology for psychiatric side effects.

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[Clinical study of Bushen Culuan Formula in treatment of ovulatory disorder infertility caused by hyperprolactinemia].

Zhongguo Zhong Yao Za Zhi

April 2024

China Association of Chinese Medicine Beijing 100029, China.

This paper aims to study the therapeutic effect and safety of Bushen Culuan Formula in the treatment of patients with infertility caused by hyperprolactinemia. Sixty patients with infertility caused by hyperprolactinemia of kidney deficiency and blood stasis were divided into the treatment group(Bushen Culuan Formula + Bromocriptine Mesylate Tablets placebo) and the control group(Bromocriptine Mesylate Tablets + Bushen Culuan Formula placebo), and ovulation rate, pregnancy rate, serum sex hormones, basal body temperature(BBT), and traditional Chinese medicine(TCM) symptom scores were observed. The results showed the clinical effective rate was 90.

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Transcriptomics was used to investigate the mechanism of action of Bushen Culuan Formula in the treatment of infertility caused by hyperprolactinemia(HPRL), and animal experiments were carried out to verify the results. After establishing an animal model of HPRL-induced infertility, the mice were divided into normal group, model group, Bushen Culuan Formula groups with high-, medium-, and low-doses, and bromocriptine group, and they were observed in terms of the estrous cycle, gonadal index, serum sex hormones, morphology of ovary and mammary gland, follicle count, and fertility. The results showed that the Bushen Culuan Formula could effectively restore the estrous cycle, down-regulate the levels of prolactin(PRL), follicle-stimulating hormone(FSH), and luteinizing hormone(LH), up-regulate the level of estradiol(E_2), increase the number of primordial follicles and sinus follicles, and improve the ovulation rate and fertility of mice.

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Background: Hyperprolactinemia accompanies growth hormone hypersecretion in approximately 25-39% of cases. There is a recommendation to determine the level of prolactin in clinical guidelines for diagnosis and treatment of acromegaly. However, there is no understanding of the necessity to investigate the IGF-1 level in patients with hyperprolactinemia and a pituitary adenoma.

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Hyperprolactinemia in women: diagnostic approach.

Rev Bras Ginecol Obstet

May 2024

Unidade de Reprodução Humana Hospital Fêmina Grupo Hospitalar Conceição Porto AlegreRS Brazil Unidade de Reprodução Humana, Hospital Fêmina, Grupo Hospitalar Conceição, Porto Alegre, RS, Brazil.

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Introduction: Post-traumatic hypopituitarism (PTHP) is a significant, but often neglected consequence of traumatic brain injury (TBI).

Research Question: We aimed to provide a comprehensive overview of epidemiology, pathophysiology, clinical features and diagnostic approaches of PTHP.

Materials And Methods: MEDLINE, EMBASE, Cochrane Library and Web of Science were searched.

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The relationship between low prolactin and type 2 diabetes.

Rev Endocr Metab Disord

December 2024

Institute of Cardiovascular Research, Royal Holloway, University of London, Egham, Surrey, TW20 0EX, UK.

Prolactin (PRL) is secreted throughout life in men and women. At elevated levels, its physiological role in pregnancy and lactation, and pathological effects, are well known. However clinical implications of low circulating PRL are not well established.

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Herein, we report a rare case of invasive nasopharyngeal carcinoma with extension to the pituitary gland misdiagnosed as a pituitary macroadenoma. A 50-year-old woman was referred to our department with a diagnosis of pituitary macroadenoma. She presented with headache, visual disturbances, weakness, nausea, vomiting, and hypoglycemia.

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The objective of the study was to evaluate the efficacy of second-line therapies in patients with acromegaly caused by a growth hormone (GH) and prolactin (PRL) co-secreting pituitary neuroendocrine tumor (GH&PRL-Pit-NET) compared to their efficacy in patients with acromegaly caused by a GH-secreting pituitary neuroendocrine tumor (GH-Pit-NET). This is a multicenter retrospective study of patients with acromegaly on treatment with pasireotide and/or pegvisomant. Patients were classified in two groups: GH&PRL-Pit-NETs when evidence of hyperprolactinemia and immunohistochemistry (IHC) for GH and PRL was positive or if PRL were >200 ng/dL regardless of the PRL-IHC and GH-Pit-NETs when the previously mentioned criteria were not met.

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Management of negative symptoms is one of the most challenging and important unmet needs of schizophrenia treatment. Negative symptoms together with positive symptoms result in significant psychosocial impairment and poor quality of life. Existing studies on atypical antipsychotics reported limited treatment adherence due to higher prevalence of treatment-emergent adverse events, such as diabetes, weight gain, hyperlipidemia, hyperprolactinemia and hypertension.

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Dear Editor,The authors thank the writers 1 of the letter for reviewing and assessing our article 2, "Prolactin is a Key Factor for Nonalcoholic Fatty Liver Disease in Obese Children". Overall, we agree that possible selection bias must be considered. However, in clinical studies, we found that hyperprolactinemia is mainly caused by pathological and idiopathic hyperprolactinemia.

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Background And Aims: There is clinical disagreement on whether to treat hyperprolactinemia with medication before embryo transfer. The aim of this study is to identify the impact of basal prolactin (PRL) levels on pregnancy outcomes in fresh embryo transfer cycles.

Methods: This retrospective study involved 2,648 women who underwent basal PRL level testing and fresh embryo transfer between January 2015 and December 2020 at our Hospital's Department of Assisted Reproduction.

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Risk Assessment of Diabetes Mellitus During and After Pregnancy in Women With Prolactinomas.

J Clin Endocrinol Metab

November 2024

Dipartimento di Medicina Clinica e Chirurgia, Sezione di Endocrinologia, Diabetologia, Andrologia e Nutrizione, Università Federico II di Napoli, 80131, Naples, Italy.

Context: Prolactin (PRL) is a crucial mediator of glucoinsulinemic metabolism.

Objective: This work aims to dissect glucose metabolism during and after pregnancy in patients with prolactinomas.

Methods: A total of 52 patients treated with cabergoline (CAB) were evaluated before conception, during pregnancy, and up to 10 years after delivery.

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Background And Hypothesis: Breast cancer is more prevalent in women with severe mental illness than in the general population, and use of prolactin-increasing antipsychotics may be a contributing factor.

Study Design: A nested case-control study was conducted using the Swedish nationwide registers (inpatient/outpatient care, sickness absence, disability pension, prescribed drugs, cancers). All women aged 18-85 years with schizophrenia/schizoaffective/other nonaffective psychotic disorder/bipolar disorder and breast cancer (cases) were matched for age, primary psychiatric diagnosis, and disease duration with five women without cancer (controls).

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Objectives: Macroprolactinemia is one of the major causes of hyperprolactinemia. The aim of this study was to clarify the origin of macroprolactin (macro-PRL).

Methods: We examined macro-PRL in the sera of 826 pregnant women and in those of their babies' umbilical cords at delivery.

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Article Synopsis
  • This research explores how well ChatGPT can answer patient questions about hyperprolactinemia and prolactinoma, analyzing 46 common queries.
  • Responses were evaluated for accuracy and adequacy by two endocrinologists using established scales, with median scores showing high accuracy but lower adequacy in specific topics like pregnancy.
  • Overall, while ChatGPT performed well, it struggled with certain areas, highlighting the need for improvements in medical information delivery.
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Purpose: Non-functioning pituitary adenomas (NFPAs) are often associated with hyperprolactinemia, which is known as the "stalk effect". However, the relationships between hyperprolactinemia and the radiographic characteristics of the tumor that affects the pituitary stalk have not been well characterized. We aimed to identify the differences in the clinical and radiographic characteristics of patients with NFPA, with and without hyperprolactinemia.

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Epigenetic control of adaptive or homeostatic splicing during interval-training activities.

Nucleic Acids Res

July 2024

Department of Physiology & Pathophysiology, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, MB, Canada.

Interval-training activities induce adaptive cellular changes without altering their fundamental identity, but the precise underlying molecular mechanisms are not fully understood. In this study, we demonstrate that interval-training depolarization (ITD) of pituitary cells triggers distinct adaptive or homeostatic splicing responses of alternative exons. This occurs while preserving the steady-state expression of the Prolactin and other hormone genes.

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The patient is a 41-year-old woman. She presented with vomiting and lightheadedness, and blood tests showed a generalized decrease in pituitary hormones and hyperprolactinemia. A head MRI showed increased signal intensity lesions on FLAIR image in the pituitary stalk, corpus callosum, periventricular area of the fourth ventricle, and superior cerebellar peduncle.

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Background: The somatostatin analog, pasireotide, is used for the treatment of acromegaly after the failure of surgery and/or first-line medical treatment.

Case Presentation: A 48-year-old male reported that during a workup for obesity in his home country, hyperprolactinemia was diagnosed and a 3.5 × 3.

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Introduction: Sepiapterin reductase deficiency (SRD) is an exceedingly rare neurotransmitter disease caused by an enzyme error involved in the synthesis of tetrahydrobiopterin (BH4). It has been described in nearly 60 cases so far. The clinical manifestations include motor and speech delay, axial hypotonia, dystonia, weakness, oculogyric crises, diurnal fluctuation, and improvement of symptoms during sleep.

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Dopamine agonists are the first line of treatment for patients with symptomatic hyperprolactinemia due to prolactinomas and in those with idiopathic hyperprolactinemia. Treatment with these agents is effective in 80%-90% of the cases. Infertility treatment of patients with hyperprolactinemia is also carried out with dopamine agonists, aiming for the normalization of prolactin levels.

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Article Synopsis
  • Hyperprolactinemia can lead to issues like menstrual irregularities, infertility, and other health problems, caused by various factors categorized as physiological, pharmacological, and pathological.
  • It’s crucial to differentiate prolactinomas (tumors producing prolactin) from other conditions that could cause elevated prolactin levels, especially due to pituitary stalk disconnection.
  • The Brazilian Federation of Gynecology and Obstetrics Associations and the Brazilian Society of Endocrinology and Metabolism have outlined guidelines for measuring serum prolactin and investigating hyperprolactinemia, whether it presents symptoms or arises from medications.
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