Items tagged “pituitary”

65 results found
Article

Craniopharyngioma

Craniopharyngiomas are relatively benign (WHO grade I) neoplasms that typically arise in the sellar/suprasellar region. They account for ~1-5% of primary brain tumours, and can occur anywhere along the infundibulum (from the floor of the third ventricle, to the pituitary gland). There are two p...
Article

Pituitary gland

The pituitary gland, together with its connections to the hypothalamus, acts as the main endocrine interface between the central nervous system and the rest of the body.  Gross anatomy The pituitary gland sits atop the base of the skull in a concavity within the sphenoid bone called the sella ...
Article

Pituitary apoplexy

Pituitary apoplexy is an acute clinical syndrome caused by either haemorrhagic or non-haemorrhagic necrosis of the pituitary gland 2. Although variable, it typically comprises of headache, visual deficits, ophthalmoplegia, and altered mental status 7. An existing pituitary macroadenoma is usuall...
Article

Pituitary stalk

The pituitary stalk, also known as the infundibulum or infundibular stalk, is largely outside the blood brain barrier like the rest of the pituitary and therefore normally enhances following the administration of gadolinium. It gradually tapers inferiorly, and superiorly is spread by the infundi...
Article

Pituitary stalk abnormal enhancement (differential)

Abnormal nodular enhancement of the pituitary stalk can be seen in: tumours germinoma hypothalamic glioma CNS lymphoma pituicytoma granular cell tumour of the pituitary (a.k.a. pituitary choristoma) pilocytic astrocytoma of the neurohypophysis (a.k.a. infundibuloma) pituitary metastases...
Case

Pituitary apoplexy

 Diagnosis certain
A.Prof Frank Gaillard
Published 07 May 2008
86% complete
MRI
Case

Pituitary macroadenoma

 Diagnosis certain
A.Prof Frank Gaillard
Published 07 May 2008
86% complete
MRI
Case

Pituitary apoplexy

 Diagnosis almost certain
A.Prof Frank Gaillard
Published 19 May 2008
63% complete
MRICT
Article

Rathke's cleft cyst

Rathke's cleft cysts, also known as pars intermedia cysts, are nonneoplastic, sellar or suprasellar epithelium-lined cysts arising from the embryologic remnants of Rathke's pouch in the pituitary gland. They are common lesions and usually incidentally identified.  Epidemiology Rathke cleft cys...
Article

Inferior hypophyseal arterial circle

The inferior hypophyseal arterial circle, also known as the inferior capsular arterial rete, is an anastamotic arterial network formed around the base of the pituitary gland by branches from three vessels, themselves branches off the cavernous portion of the carotid artery. They are: inferior h...
Case

Pituitary microadenoma

 Diagnosis certain
A.Prof Frank Gaillard
Published 02 Oct 2008
89% complete
MRI
Case

Pituitary macroadenoma - into sphenoid sinus

 Diagnosis certain
A.Prof Frank Gaillard
Published 17 Dec 2008
92% complete
MRI
Case

Rathke cleft cyst

 Diagnosis almost certain
A.Prof Frank Gaillard
Published 03 Jan 2009
78% complete
CTMRI
Case

Craniopharyngioma (papillary)

 Diagnosis certain
A.Prof Frank Gaillard
Published 08 Jan 2009
98% complete
CTMRI
Case

Pituitary macroadenoma with necrosis

 Diagnosis certain
A.Prof Frank Gaillard
Published 08 Jan 2009
92% complete
MRI
Case

Meningioma of tuberculum sella

 Diagnosis certain
A.Prof Frank Gaillard
Published 27 Jan 2009
80% complete
MRI
Case

Pituitary macroadenoma: non-functioning null cell

 Diagnosis certain
A.Prof Frank Gaillard
Published 05 Feb 2009
89% complete
MRI
Case

Pituitary metastasis

 Diagnosis certain
A.Prof Frank Gaillard
Published 23 Sep 2009
100% complete
MRI
Case

Normal pituitary

 Diagnosis not applicable
A.Prof Frank Gaillard
Published 07 Dec 2009
53% complete
MRI
Case

Craniophyaryngioma (adamantinomatous)

 Diagnosis certain
A.Prof Frank Gaillard
Published 12 Jan 2010
78% complete
CTMRI

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