نتایج جستجو برای: pituitary gland

تعداد نتایج: 110707  

Journal: :Sri Lankan Journal of Anaesthesiology 2021

Empty sella turcica is a condition in which the pituitary gland absent completely or partially from fossa. The patient may be asymptomatic with empty as an incidental finding, have symptoms of hormones deficiency. Perioperative management these patients depends on and signs hormonal deficiencies replacement treatment.

Journal: :AJNR. American journal of neuroradiology 1991
T Kuroiwa Y Okabe K Hasuo K Yasumori A Mizushima K Masuda

The purpose of this study was to determine whether the MR findings of idiopathic pituitary dwarfism correlated with a clinical history of perinatal abnormalities and abnormal levels of pituitary hormones. MR examinations of 18 patients with pituitary dwarfism were performed; these patients were divided into two groups: those with ectopic posterior lobes (group 1) and those with normal posterior...

Journal: :AJNR. American journal of neuroradiology 2013
C C Pieper I K Teismann C Konrad W L Heindel H Schiffbauer

BACKGROUND AND PURPOSE Kennedy disease is a rare X-linked neurodegenerative disorder caused by a CAG repeat expansion in the first exon of the androgen-receptor gene. Apart from neurologic signs, this mutation can cause a partial androgen insensitivity syndrome with typical alterations of gonadotropic hormones produced by the pituitary gland. The aim of the present study was therefore to evalua...

Journal: :Endocrine journal 2017
Ryutaro Moriyama Kaho Ueda Chikaya Deura

GPR120 is a G-protein-coupled receptor that is activated by long-chain fatty acids. In our previous study, GPR120 expression was detected in gonadotrophs of the mouse anterior pituitary gland. It is well known that the function of anterior pituitary cells is largely under the influence of circulating sex steroids. Thus, in the present study, we investigated the modulatory roles of the ovarian h...

2017
Kristi R. Estabrook

Hypothyroidism is a clinical state of thyroid hormone deficiency that may have a primary or secondary (central) cause. Primary hypothyroidism, which is more common than secondary hypothyroidism, is defined as failure of the thyroid gland to respond appropriately to thyroid-stimulating hormone (TSH) produced in the anterior pituitary gland. Primary hypothyroidism can be caused by autoimmune dise...

Journal: :JPMA. The Journal of the Pakistan Medical Association 2008
Muhammad Faisal Ikram Zafar Sajjad Ishrat Shokh Amir Omair

OBJECTIVE To establish measurements of selected pituitary parameters in cases with normal pituitary gland in < or = 30 year old selected samples from Karachi. METHODS A total of 220 subjects of < or = 30 years of age with normal pituitary morphology were evaluated by using T2 weighted Magnetic Resonance (MR) Imaging. Pituitary height (PH) and shape of the superior surface of the gland was obs...

Journal: :International journal of reproduction, contraception, obstetrics and gynecology 2022

Sheehan syndrome is the clinical manifestation that results due to necrosis of pituitary gland resulting from severe postpartum haemorrhage during pregnancy and one causes empty sella, complete absence gland. Partial sella term given when part visible on imaging. The hormonal deficiencies syndromes are thus respectively named as complete/empty partial syndrome. Incidence especially extremely ra...

Journal: :Journal of medical genetics 1990
D Larizza M Maghnie

A 9 year old boy with Poland's syndrome (absence of the left pectoralis major muscle associated with an ipsilateral malformation of the hand) and isolated growth hormone deficiency, owing to anatomical abnormalities of the pituitary gland, is described. MRI brain scan showed severe hypoplasia of both the sella and anterior lobe of the pituitary gland with absence of the pituitary stalk and ecto...

2011
Cigdem OZKAN Cagatay ARSLAN Mustafa K KILIC Mustafa ERMAN Kadri ALTUNDAG

Pituitary gland is an uncommon site of metastasis for malignancies. However, breast cancer is the most common primary metastasizing to hypophysis in women. It may cause hormonal problems in different patterns due to mass affect and invasion to pituitary gland. We present a 53-year-old woman with HER-2 positive breast cancer presenting with intermittent symptoms of diabetes insipidus and rapidly...

2013
S. Wacharasindhu S. Shuangshoti S. Sunthornyothin

Patients with long-standing hypothyroid are, in some cases, reported to develop pituitary gland hyperplasia due to loss of feedback inhibition of thyroxine in hypothalamus-the condition of which typically regresses after thyroxine replacement. Herein, a 15-year-old girl-with long-standing untreated lingual hypothyroid-presents with a pathologically proven TSH pituitary macroadenoma and bilatera...

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