This second phase is caused by an uncontrolled release of AVP from either degenerating posterior pituitary tissue, or from the remaining magnocellular neurons whose axons have been severed (Figure ...

Ariel Skelley / Getty Images Anatomy Structure The pea-sized pituitary gland is composed of both anterior and posterior lobes; in adults, the vertical diameter is approximately 8mm, with the ...

EFFECTIVE control of bleeding from varices (esophageal or gastric) has been reported to follow intravenous administration of posterior pituitary extract to patients with cirrhosis.1 2 3 Because bot ...

A repeat MRI showed that the pituitary stalk had reduced to a maximum thickness of 1 mm, the anterior pituitary flattened against the sella floor, and arachnoidocele; the posterior pituitary ...

The posterior pituitary, which is neuronally derived, is normally rich in capillaries and populated by nerve fibers and neuroglial cells responsible for the production of oxytocin and vasopressin ...

While the posterior pituitary doesn’t make its own hormones, it still plays an important part in the endocrine system. The posterior pituitary stores and releases hormones sent by the hypothalamus.

Some features, such as pituitary hypoplasia and absence of the posterior pituitary bright spot (as observed on T1-weighted imaging [T1WI]) or midline brain defects direct the diagnosis toward ...

After injection of posterior pituitary extract in 1 control patient, the peripheral blood pressure rose slightly, and the pulse rate increased whereas the wedged-hepatic-vein pressure fell (Fig. 2).

The pituitary gland is divided into three major regions: the anterior lobe (pars distalis), or the adenohypophysis; the median pituitary (pars intermedia); and the posterior lobe (pars nervosa), or ...