Chronic stress, visceral obesity and gonadal dysfunction

Ioannis Kyrou, Constantine Tsigos

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Chronic stress represents a prolonged state of dyshomeostasis caused by intense and frequently imposed stressors. Obesity constitutes a chronic dysmetabolic state, leading progressively to a spectrum of metabolic complications, such as diabetes, dyslipidemia, hypertension and cardiovascular disease. Α growing body of evidence supports the existence of significant interactions between stress and obesity …

Endocrine evaluation of patients after brain injury: what else is needed to define specific clinical recommendations?

Gemma Sesmilo, Irene Halperin, Manuel Puig-Domingo

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Brain injury (BI), both head trauma (TBI) and subarachnoid hemorrage (SAH), has consistently been recognized as an important cause of pituitary dysfunction.1 Different studies have estimated that 20-50% of patients who have suffered BI will develop some degree of hypopituitarism.1-9 The high incidence of BI ranks it as potentially the most important cause of hypothalamic-pituitary dysfunction…

Klinefelter Syndrome and medical treatment: hypogonadism and beyond

Simon Chang, Anne Skakkebæk, Claus Højbjerg Gravholt

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Klinefelter syndrome (KS), though described more than 70 years ago, still imposes significant diagnostic challenges. Based on data from epidemiological studies, KS is associated with increased morbidity and mortality. Although the pathophysiology and etiology behind these observations are as yet not well understood …

The impact of obesity on male fertility

Thomas JG. Chambers, Richard A. Anderson

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Obesity in men of reproductive age is globally on the increase. There is clear evidence from epidemiological studies that obesity impacts negatively on male fertility; it is associated with hypogonadism, although it is less consistently linked to impaired spermatogenesis and tests of sperm function, including DNA fragmentation …

Clinical Case Seminar. Peculiar prolactinomas in patients with pituitary developmental gene mutations: from an adult endocrinologist perspective

Mirjana Doknic, Sandra Pekic, Milorad Civcic, Vera Popovic

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CONTEXT: Congenital hypopituitarism is a syndrome which is associated with single or multiple pituitary hormone deficiencies. Mutations in a number of developmental genes have been linked to combined pituitary hormone deficiencies, the most common being mutation in the pituitary …

Hypogonadism in young men treated for cancer

Aleksander Giwercman, Yvonne Lundberg Giwercman

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An ever-increasing proportion of young males treated for cancer are cured. Therefore, one of the major challenges of modern Clinical Oncology is to ensure good quality of life. Cancer disease per se as well as cancer treatment may have a negative impact on androgen production, thereby leading to subclinical or clinically overt hypogonadism …

Pubertal arrest due to Zn deficiency The effect of zinc supplementation

Zuleyha Karaca, Fatih Tanriverdi, Selim Kurtoglu, Serife Tokalioglu, Kursad Unluhizarci, Fahrettin Kelestimur

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The Prasad S yndrome is characterized by iron deficiency anemia, hepatosplenomegaly, skin changes, hypogonadism, dwarfism and geophagia. Hypogonadism is a major manifestation of zinc (Zn) deficiency in both humans and animals. T he mechanism of hypogonadism caused by Zn deficiency has not been clarified…

X-linked adrenoleukodystrophy: are signs of hypogonadism always due to testicular failure?

Olga Karapanou, Barbara Vlassopoulou, Marinella Tzanela, Dimitrios Papadopoulos, Panagiotis Angelidakis, Helen Michelakakis, George Ioannidis, Markos Mihalatos, Smaragda Kamakari, Stylianos Tsagarakis

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We present the clinical and hormonal findings of a young male with X-linked adrenoleukodystrophy (X-ALD), with special emphasis on the biochemical and clinical pattern of hypogonadism. A patient, with primary adrenal insufficiency since the age of 5 years, developed progressive neurological symptoms at the age of 29 …

A case of dyskeratosis congenita associated with hypothyroidism and hypogonadism

Nilufer Ozdemir Kutbay, Banu Sarer Yurekli, Zehra Erdemir, Emin Karaca, Idil Unal, Banu Yaman, Ferda Ozkinay, Fusun Saygili

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Dyskeratosis congenita is a very rare multisystemic disorder and it can be accompanied by different endocrinological pathologies. We would like to draw attention to this rare disease by reporting a case diagnosed as dyskeratosis congenita. More specifically, a 30-year-old male patient was referred with the findings of micropenis and atrophic testicles …