نتایج جستجو برای: serum testosterone

تعداد نتایج: 323717  

Journal: :Clinical science 2002
Peter Mattsson

Female hormones are thought to be of importance in the aetiology of migraine, which is more common in women than in men. Little attention has been paid to androgens. This study investigates the associations between migraine and serum levels of androgens in postmenopausal women not taking oestrogens. A case-control study was carried out among women participating in a mammography screening progra...

Background and objective Aside from direct toxic effects, Sulfur Mustard (SM) induced serum hormone abnormalities may aggravate ocular complaints, including Ocular Surface Discomfort (OSD) (burning, itching, and redness), dry eye sensation, photophobia, blurred vision, foreign body sensation, and pain. The aim of the current study was to investigate the possible associ...

Journal: :European journal of endocrinology 2010
Liesbeth Vandenput Dan Mellström Magnus K Karlsson Eric Orwoll Fernand Labrie Osten Ljunggren Claes Ohlsson

OBJECTIVE Association studies in men have shown that androgens are inversely related to fat measures, while the relation between sex steroids and lean mass remains unclear. We, therefore, investigated the associations between serum sex steroid levels and body composition in elderly men with a main focus on lean mass measures. DESIGN AND METHODS A cross-sectional survey of a population-based c...

Journal: :Diabetes care 2008
Michiaki Fukui Muhei Tanaka Goji Hasegawa Toshikazu Yoshikawa Naoto Nakamura

OBJECTIVE Testosterone stimulates erythropoiesis and thus glycated hemoglobin (A1C) values may be relatively low in male diabetic patients with hypogonadism. We therefore investigated relationships between serum bioavailable testosterone concentration and the ratio of glycated albumin (GA) to A1C and between serum bioavailable testosterone and hemoglobin concentrations in men with type 2 diabet...

2007
Michiaki Fukui Goji Hasegawa Toshikazu Yoshikawa Naoto Nakamura

Objective: Testosterone stimulates erythropoiesis and thus glycated hemoglobin (HbA1c) values may be relatively low in male diabetic patients with hypogonadism. We therefore investigated relationships between serum bioavailable testosterone concentration and the ratio of glycated albumin (GA) to HbA1c as well as between serum bioavailable testosterone and hemoglobin concentrations in men with t...

Journal: :Biochemia medica 2011
Jie Bai Yu Liu Gui-Fen Niu Li-Xin Bai Xiao-Yan Xu Guang-Zhen Zhang Le-Xin Wang

INTRODUCTION This study was designed to investigate the relationship between serum adiponectin and testosterone in patients with type 2 diabetes. MATERIALS AND METHODS Serum level of adiponectin and testosterone were prospectively measured in 65 patients with type 2 diabetes and in 20 healthy subjects. Testosterone was determined by the radio-immunoassay whereas adiponectin levels were determ...

2007
Christina Wang

Diagnosis of testosterone deficiency is important to identify patients who might benefit from testosterone replacement therapy. Unfortunately, the diagnosis of hypogonadism may be a challenge for many practicing physicians, including endocrinologists and urologists. Signs and symptoms, such as sexual dysfunction, change in body composition, lethargy, and mood changes, are nonspecific and the av...

2009
Alexey Goncharov Robert Rej Serban Negoita Maria Schymura Azara Santiago-Rivera Gayle Morse David O. Carpenter

BACKGROUND Polychlorinated biphenyls (PCBs) and chlorinated pesticides are endocrine disruptors, altering both thyroid and estrogen hormonal systems. Less is known of action on androgenic systems. OBJECTIVE We studied the relationship between serum concentrations of testosterone in relation to levels of PCBs and three chlorinated pesticides in an adult Native American (Mohawk) population. M...

2013
Bao-Yan Xu Wen-Ting Tan Shun Tan Yun-Jie Dan Xiao-Li Luo Guo-Hong Deng

BACKGROUND Augmentation of androgen/androgen receptor (AR) pathway may influence chronic hepatitis B (CHB) more likely in males. AR activity is modulated by a polymorphic CAG repeat sequence in AR exon 1. This study aimed to investigate the relationship between serum testosterone levels, CAG repeat numbers and hepatitis B virus (HBV)-related acute liver failure (ALF). METHODS Three hundred an...

2017
Julie McFarland Wendy Craig Nigel J. Clarke Daniel I. Spratt

Purpose Intramuscular (IM) testosterone is the most common modality for testosterone therapy of both male hypogonadism and female-to-male (FTM) gender transition. However, IM injections can be painful and often are not self-administered by the patient. The objective of this study was to further characterize subcutaneous (SC) administration of testosterone as an effective and safe alternative to...

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