Results 31 to 40 of about 66,421 (262)

Thyrotropin-secreting pituitary tumors [PDF]

open access: yesEndocrine Reviews, 1996
I. Introduction The term “TSH-secreting pituitary tumors” includes two opposite clinical conditions: true thyrotroph neoplasia that results in secondary hyperthyroidism, also called “central hyperthyroidism,” and pituitary hyperplasia resulting from longstanding primary hypothyroidism. The latter condition was first recognized 145 yr ago (1), while the
P. Beck-Peccoz   +4 more
openaire   +3 more sources

The Association Between Erectile Dysfunction and Subclinical Hypothyroidism in Males with Type 2 Diabetes Mellitus

open access: yesHaseki Tıp Bülteni, 2021
Aim:Overt hypothyroidism is known to affect sexual functions, but data on subclinical hypothyroidism (SCH) are insufficient. We aimed to investigate the relationship between erectile dysfunction (ED) and SCH in men with type 2 Diabetes Mellitus.Methods ...
Ridvan Sivritepe   +3 more
doaj   +1 more source

Functional Divergence of Glycoprotein Hormone Receptors [PDF]

open access: yes, 2010
Two lamprey glycroprotein hormone receptors (lGpH-R I and II) highly similar with gnathostome GpH-Rs were cloned from sea lamprey testes and thyroid, respectively.
Freamat, Mihael, Sower, Stacia A.
core   +3 more sources

The Two Faces of Janus: Why Thyrotropin as a Cardiovascular Risk Factor May Be an Ambiguous Target

open access: yesFrontiers in Endocrinology, 2020
Elevated concentrations of free thyroid hormones are established cardiovascular risk factors, but the association of thyrotropin (TSH) levels to hard endpoints is less clear.
Johannes Wolfgang Dietrich   +5 more
doaj   +1 more source

The 'incidentaloma' of the pituitary gland. Is neurosurgery required? [PDF]

open access: yes, 1990
We describe a series of 18 patients with an intrasellar mass incidentally discovered by computed tomography or magnetic resonance imaging. The average size of the mass was 13 mm, with a range from 5 to 25 mm.
Allolio, Bruno   +4 more
core   +1 more source

Cardiovascular mortality in subclinicalhyperthyroidism: an ongoing dilemma. [PDF]

open access: yes, 2010
The association of endogenous subclinical hyperthyroidism (SHyper) with cardiovascular mortality is controversial. This may reflect the different causes of endogenous SHyper in the population studied due to differences in iodine intake, and different ...
BIONDI, BERNADETTE
core   +1 more source

The decrease in growth hormone (GH) response after repeated stimulation with GH-Releasing hormone is partly caused by an elevation of somatostatin tonus. [PDF]

open access: yes, 1996
Repeated injection of GHRH leads to a decrease in the GH response in normal subjects. Arginine (Arg) stimulates GH secretion by suppression of hypothalamic somatostatin.
Mehltretter, Gerhard   +5 more
core   +1 more source

Thyroid hormone levels within reference range are associated with heart rate, cardiac structure, and function in middle-aged men and women [PDF]

open access: yes, 2013
Background: Triiodothyronine (T3) has many effects on the heart, and marked changes in cardiac function and structure occur in patients with (subclinical) thyroid disease. We investigated whether between-subject variation in thyroid hormone levels within
De Buyzere, Marc   +6 more
core   +1 more source

Evaluating the progression to abnormal thyrotropin in euthyroid preconception women: a population-based study

open access: yesThyroid Research
Background Abnormal preconception thyrotropin levels were associated with fecundability and adverse fetomaternal outcomes, however, little is known regarding the natural change of serum thyrotropin in euthyroid preconception women.
Rili Gao   +6 more
doaj   +1 more source

Thyrotropin reference interval in older adults

open access: yesEndocrine Connections
It is estimated that by the year 2050, 16% of the world’s population will be 65 years old and above. As the global aging population continues to grow, there is an increasing focus on thyroid disorders among older individuals.
Xiaodan Zhai   +5 more
doaj   +1 more source

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