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1.
Curr Probl Cardiol ; 49(1 Pt B): 102057, 2024 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-37640179

RESUMO

Transthyretin amyloid cardiomyopathy (ATTR-CM) is a mutation-based genetic disorder due to the accumulation of unstable transthyretin protein and presents with symptoms of congestive heart failure (CHF) and numerous extracardiac symptoms like carpal tunnel syndrome and neuropathy. Two subtypes of ATTR-CM are hereditary and wild-type, both of which have different risk factors, gender prevalence and major clinical symptoms. Timely usage of imaging modalities like echocardiography, cardiac magnetic imaging resonance, and cardiac scintigraphy has made it possible to suspect ATTR-CM in patients presenting with CHF. Management of ATTR-CM includes appropriate treatment for heart failure for symptomatic relief, prevention of arrhythmias and heart transplantation for nonresponders. With the recent approval of tafamidis in the successful management of ATTR-CM, numerous potential therapeutic points have been identified to stop or delay the progression of ATTR-CM. This article aims to provide a comprehensive review of ATTR-CM and insights into its novel therapeutics and upcoming treatments.


Assuntos
Neuropatias Amiloides Familiares , Cardiomiopatias , Insuficiência Cardíaca , Humanos , Neuropatias Amiloides Familiares/terapia , Neuropatias Amiloides Familiares/tratamento farmacológico , Pré-Albumina/genética , Pré-Albumina/uso terapêutico , Insuficiência Cardíaca/diagnóstico , Insuficiência Cardíaca/etiologia , Insuficiência Cardíaca/terapia , Ecocardiografia , Cardiomiopatias/etiologia , Cardiomiopatias/genética
2.
Ann Med Surg (Lond) ; 85(6): 2906-2915, 2023 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-37363537

RESUMO

Obesity and cognitive decline including dementia and Alzheimer's Disease (AD) affect millions worldwide. Several studies have shown that obese individuals suffer from cognitive decline. Here, we suggest that adiponectin and leptin, protein hormones secreted by white adipose tissue explain the relationship between obesity and cognitive decline. We systematically searched PubMed and World Health Organization (WHO) websites with the keywords obesity and dementia and compiled literature that explains how adiponectin and leptin impact obesity and cognitive decline. Full-text, free-access articles on PubMed published after 2009 have been included. Whereas articles published before 2009, books, and reports were excluded. We concentrated on mechanisms via which adiponectin and leptin affect energy expenditure, fatty acid catabolism, satiety, hunger, Body Mass Index (BMI), neurogenesis, and brain structures that lead to the development of cognitive dysfunction. Moreover, we hypothesized that adiponectin and leptin hormones explain how obesity and dementia are connected. After compiling the research studies, we summarized that adiponectin and leptin negatively correlate to BMI. Adiponectin arbitrates energy expenditure and fatty acid catabolism to prevent obesity. In the presence of adiponectin, hippocampal cells proliferate, whereas neurogenesis is reduced in its absence. However, leptin prevents obesity by promoting satiety, reducing hunger, and increasing insulin sensitivity. It also has neuroprotective effects thus reducing the risk of developing cognitive decline. So, physical exercise, diet alteration, weight reduction, adiponectin, and leptin supplementation should be carried out to protect against obesity-induced cognitive decline. Therefore, further research studies should be done in this area.

3.
Ann Med Surg (Lond) ; 85(5): 1802-1810, 2023 May.
Artigo em Inglês | MEDLINE | ID: mdl-37228994

RESUMO

Attention deficit hyperactivity disorder (ADHD) is a common childhood disorder, with only 2-3% prevalence into adulthood. The epidemiology and proposed causes of ADHD are multifactorial, including genetic, prenatal and environmental influences. The diagnosis of ADHD is often complicated by masking coping mechanisms, an overlap of symptoms with other, more commonly diagnosed disorders. Traditionally, it has been treated with stimulant medications. Non-stimulant options often target norepinephrine and dopamine regulation and are preferred in cases of comorbid substance use disorder, anxiety and other complicating factors, due to an improved side-effect profile and patient preference. They include atomoxetine and viloxazine. The latter, Viloxazine, in the form of extended-release capsules, is the first novel, non-stimulant option approved for adults with ADHD, in the past two decades. Its therapeutic effects are predominantly produced by its action as a norepinephrine reuptake inhibitor and may also modulate the serotonergic system. Viloxazine is relatively safe and effective in treating other disorders such as depression, anxiety, epilepsy and substance use disorder. Its pharmacokinetics includes metabolization by CYP enzymes. As antiepileptics inhibit CYP1A2, therefore, a special consideration would be needed, when co-administering with anti-epileptic drugs. Similarly, individuals with liver or cardiovascular disease and a personal or family history of bipolar disorder require close monitoring, while on this medication. A thorough review of the history, mechanism of action, pharmacokinetics and drug-drug interactions has been presented here, with special attention on treatment in adults with comorbid conditions. This study conducted an all-language literature search on Medline, Cochrane, Embase, and Google Scholar until December 2022. The following search strings and Medical Subject Headings (MeSH) terms were used: "Viloxazine," "ADHD," "Stimulants," and "adult ADHD." We explored the literature on the growing knowledge of Viloxazine. A thorough review of the history, mechanism of action, pharmacokinetics, and drug-drug interactions are reviewed here with special attention on treatment in adults with comorbid conditions.

4.
J Family Reprod Health ; 16(1): 9-15, 2022 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-35903769

RESUMO

Objective: Our review aims to focus on identifying challenges faced by intellectually disabled women (IDW) in receiving gynecological and reproductive care and also highlights evidence based strategies to overcome those challenges. Materials and methods: We conducted a literature review discussing challenges faced by IDW in obtaining healthcare services by thorough search on various electronic databases (PubMed, Google Scholar, and Scopus) starting from 2000 to 28 August 2021 excluding all non-english articles, reviews, editorials and letters to editor. The keywords used for search were "reproductive care", "gynecologic care", "intellectual disability", "mental handicap", and "mental retardation". Results: The existing literature review showed that IDW have difficulty maintaining menstrual hygiene and lack knowledge regarding contraception use and sexual health resulting in violations of their reproductive rights. Sexually transmitted diseases and cervical cancer are common among IDW due to their vulnerability to sexual abuse. Nulliparity in IDW increases their suspectibility to even breast cancer. Moreover, they face problems with sexually transmitted infection (STI) and cancer screening due to physical barriers for assessment, low socio-economic status, physician-patient communication issues and deficit in skilled providers. Short acting sedatives such as ketamine or midazolam can be used to overcome challenges faced with gynecological and obstetric examination. Finally forced sterilization and institutionalization has been a habitual practice as menstrual hygiene and pregnancy in IDW raise concerns on psychosocial challenges along with associated obstetric complications. Conclusion: Reproductive and sexual health education including contraception use can be provided by using evidence based strategies involving use of pictures, animations and models by adequately trained healthcare providers including midwives. Further research involving IDW is needed to allow state-wise laws and policies to be created to mitigate the challenges and improve health outcomes in this population.

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