Results 251 to 260 of about 106,619 (307)

Embryology of the pituitary gland

open access: yesTrends in Endocrinology & Metabolism, 1995
For some 40 years, the development of the pituitary gland has been the subject of numerous studies. Several aspects of the origin, differentiation, and commitment of the pituitary cells, however, are still in doubt. The pituitary gland of several species apparently originates from the anterior ridge of the neural plate. Glandular pituitary cells can be
Dubois, Paul, Elamraoui, Aziz
openaire   +3 more sources

Comparison of three methods for the estimation of the pituitary gland volume using magnetic resonance imaging: a stereological study

open access: yesPituitary, 2010
Stereological techniques using point counting and planimetry have been used to estimate pituitary gland volume. However, many studies have estimated pituitary gland volume by the mathematical approach the elliptic formula.
Tolga Ertekin   +2 more
exaly   +2 more sources

Pituitary Gland

Pathology - Research and Practice, 1988
This review summarizes current knowledge on pathology of proliferative lesions of the human pituitary. The morphologic classification of pituitary adenomas--based on histology, immunohistochemistry and electron microscopy--has now been firmly established.
E, Horvath, K, Kovacs
openaire   +2 more sources

The Pituitary Gland in Hyperthyroidism

Mayo Clinic Proceedings, 1992
The pituitary glands of 33 patients (24 women and 9 men, 18 to 78 years old) who died in thyrotoxicosis (18 with Graves' disease and 15 with toxic multinodular goiter [Plummer's disease]) were examined by histologic and immunocytologic methods. Thirteen patients (39%) died in "thyroid storm." The avidin-biotin-peroxidase complex immunostaining method ...
B W, Scheithauer   +3 more
openaire   +2 more sources

Craniopharyngeal Pituitary Gland

JAMA: The Journal of the American Medical Association, 1963
A patient is described who did not mature and at age 20 had a calcified suprasellar cystic meningioma removed. For the next 24 years he showed all of the signs and symptoms of panhypopituitarism except normal pigmentation. At autopsy, a normal craniopharyngeal pituitary was found encased in bone and separated from the hypothalamus by a callus replacing
J, NICHOLS, M, DELP
openaire   +2 more sources

MONOAMINES AND THE PITUITARY GLAND

Acta Endocrinologica, 1966
ABSTRACT The histochemical fluorescence method of Hillarp and coworkers for the demonstration of catecholamines (CA) and 5-hydroxytryptamine (5-HT) has been used together with histochemical criteria and with a pharmacological approach to the problem.
A, Dahlström, K, Fuxe
openaire   +2 more sources

Pituitary gland and pregnancy

Obstetrics and Gynecology Clinics of North America, 2004
The hypothalamic-pituitary-adrenal axis is central to mammalian reproductive function, including conception, pregnancy maintenance, parturition, and breastfeeding. Pregnancy is associated with substantial physiologic changes within this endocrine axis to meet the demands of pregnancy, which include support of the fetus (volume support, nutritional and ...
Nastaran, Foyouzi   +2 more
openaire   +2 more sources

Pituitary gland metastases

Annals of Surgical Oncology, 1996
Symptomatic pituitary metastasis is an uncommon clinical problem. It may be difficult to distinguish pituitary metastasis from pituitary adenomas both clinically and radiographically. We present our experience with these tumors and compare it with the findings in the literature.Eight cases are reported here. The medical records were reviewed concerning
P, Sioutos, V, Yen, E, Arbit
openaire   +4 more sources

Pituitary Gland Tumors

2005
Few human pituitary tumor cell lines have been established. This scarcity may be related to the fact that hormone production rapidly declines within weeks to months after initiation of the culture. In addition, the number of proliferating cells in pituitary adenomas is very low.
Hofland, Leo, Lamberts, S.W.J.
openaire   +2 more sources

Anatomy of the pituitary gland

Best Practice & Research Clinical Endocrinology & Metabolism
The pituitary gland, historically misconceived as a structure devoted to mucus excretion, has undergone centuries of anatomical and functional reinterpretation. From the ancient humoral theories of Galen to the molecular frameworks of modern embryology, this review offers a comprehensive historical and anatomical overview of the gland.
Sav, Aydin   +4 more
openaire   +2 more sources

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