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pituitary

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Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 10
Publisher: American Registry of Pathology
Published: 01 January 2022
DOI: 10.55418/9781933477183-6
ISBN-10: 1-933477-18-0
ISBN: 978-1-933477-18-3
... is pituitary abnormalities that lead to a lack of normal hormone production ( 12 ). A specific etiology is identified, or considered highly likely, in half of the cases. In a small subset of cases, usually with biopsies taken at very young ages, patients are subsequently diagnosed with a more specific disease...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 8
Publisher: American Registry of Pathology
Published: 01 October 2021
DOI: 10.55418/9781933477138-06
ISBN-10: 1-933477-13-X
ISBN: 978-1-933477-13-8
... hormone-secreting pituitary adenoma, and breast ductal adenoma. The criteria for diagnosis of Carney complex is the presence of at least two of these clinical features confirmed by histology or one feature and either a first-degree family member with a history of Carney complex or a mutation...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 8
Publisher: American Registry of Pathology
Published: 01 October 2021
DOI: 10.55418/9781933477138-16
ISBN-10: 1-933477-13-X
ISBN: 978-1-933477-13-8
... to involvement of the pituitary gland is relatively common ( 7 ). Lung disease can be present as isolated disease or as a component of disseminated disease. Liver involvement may be associated with hepatic dysfunction ( 7 ). Patients may also have an elevated erythrocyte sedimentation rate (ESR) or eosinophilia...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 5
Publisher: American Registry of Pathology
Published: 01 May 2021
DOI: 10.55418/9781933477947-10
ISBN-10: 1-933477-94-6
ISBN: 978-1-933477-94-7
..., pituitary gland, or thyroid gland. Dystrophic-metabolic sialadenosis includes malnutrition from eating disorders, alcoholism, avitaminosis, and chronic liver disease. Neurogenic sialadenosis includes “dysfunction of the vegetative nervous system” and drug-related causes, such as use of anti-hypertensives...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 5
Publisher: American Registry of Pathology
Published: 01 May 2021
DOI: 10.55418/9781933477947-05
ISBN-10: 1-933477-94-6
ISBN: 978-1-933477-94-7
... and environmental exposure to radiation are cited for malignant tumors. There is a single study that has shown radiation exposure as a potential etiology for oncocytoma ( 494 ), with patients treated between 5 to 40 years previously for acne, tonsillar hypertrophy, a pituitary adenoma, and Hodgkin lymphoma, while...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 4
Publisher: American Registry of Pathology
Published: 01 April 2021
DOI: 10.55418/9781933477930-03
ISBN-10: 1-933477-93-8
ISBN: 978-1-933477-93-0
... MEN1 mutations on chromosome 11q13, and features parathyroid tumors, pituitary adenomas, and pancreatic endocrine tumors. Most gastrinomas are located in the duodenum (60 percent) or pancreas (30 to 40 percent); they rarely develop in other abdominal sites ( 249 ). Imaging modalities that use gallium...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 1
Publisher: American Registry of Pathology
Published: 01 January 2020
DOI: 10.55418/9781933477916-01
ISBN-10: 1-933477-91-1
ISBN: 978-1-933477-91-6
... = adrenocorticotropic hormone; ER = estrogen receptor; FSH = follicle-stimulating hormone; GATA = transcription factors that bind the DNA sequence GATA; GH = growth hormone; LH = luteinizing hormone; MSH = melanocyte stimulating hormone; PIT1 = pituitary transcription factor 1; POMC = pro-opiomelanocortin; PRL...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 1
Publisher: American Registry of Pathology
Published: 01 January 2020
DOI: 10.55418/9781933477916-02
ISBN-10: 1-933477-91-1
ISBN: 978-1-933477-91-6
...Table 2-1 SYNOPTIC REPORT: TUMORS OF THE PITUITARY GLAND Procedure (select all that apply) ___ Transsphenoidal resection ___ Keratin (CAM5.2) Diffuse: ____ ___ Transcranial resection Fibrous bodies ___ ___ Other (specify): _____________ Perinuclear ___ ___ Not specified...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 1
Publisher: American Registry of Pathology
Published: 01 January 2020
DOI: 10.55418/9781933477916-03
ISBN-10: 1-933477-91-1
ISBN: 978-1-933477-91-6
...Table 3-1 IMMUNOHISTOCHEMICAL CLASSIFICATION OF PITUITARY NEUROENDOCRINE TUMORS Transcription Factor(s) Hormones Keratins Classification TPIT Family TPIT ACTH a± other POMC derivatives Perinuclear Corticotroph, densely TPIT ACTH ± other...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 1
Publisher: American Registry of Pathology
Published: 01 January 2020
DOI: 10.55418/9781933477916-04
ISBN-10: 1-933477-91-1
ISBN: 978-1-933477-91-6
... for a diagnosis of pituitary carcinoma. Right: Coronal postcontrast MRI in the same patient 5 years later. There is marked progression of the local disease, including extensive direct invasion into the brain, as well as a metastatic meningeal deposit in the right frontal lobe (arrow). The patient died several...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 1
Publisher: American Registry of Pathology
Published: 01 January 2020
DOI: 10.55418/9781933477916-05
ISBN-10: 1-933477-91-1
ISBN: 978-1-933477-91-6
...PITUITARY BLASTOMA Figure 5-1 PITUITARY BLASTOMA A: An autopsy tumor from a 1-year-old patient with congenital Cushing syndrome shows nests of neuro-endocrine cells and gland-like structures, reminiscent of Rathke-type epithelium. B: Higher magnification reveals intermixed neuro-endocrine cells...
Book
Book Cover Image
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 1
Publisher: American Registry of Pathology
Published: 01 January 2020
DOI: 10.55418/9781933477916
ISBN-10: 1-933477-91-1
ISBN: 978-1-933477-91-6
Images
ANATOMY OF THE <span class="search-highlight">PITUITARY</span> GLAND  Frontal section shows the <span class="search-highlight">pituitary</span> gland i...
Published: 01 January 2020
ANATOMY OF THE PITUITARY GLAND Figure 1-3 ANATOMY OF THE PITUITARY GLAND Frontal section shows the pituitary gland in relationship to the cavernous sinuses and their contents. (Section I, plate 5 from Netter FH, Forsham PH, eds. Endocrine system and selected metabolic diseases. The CIBA collectio... More
Images
<span class="search-highlight">PITUITARY</span> FOLLICLE  <span class="search-highlight">Pituitary</span> cells containing secretory granules surround ...
Published: 01 January 2020
PITUITARY FOLLICLE Figure 1-48 PITUITARY FOLLICLE Pituitary cells containing secretory granules surround a lumen lined by well-formed microvilli and tight junctions of the macula adherens type. More
Images
<span class="search-highlight">PITUITARY</span> TUMORS OTHER THAN <span class="search-highlight">PITUITARY</span> NEUROENDOCRINE TUMORS AT INTRAOPERATI...
Published: 01 January 2020
PITUITARY TUMORS OTHER THAN PITUITARY NEUROENDOCRINE TUMORS AT INTRAOPERATIVE CONSULTATION Figure 2-3 PITUITARY TUMORS OTHER THAN PITUITARY NEUROENDOCRINE TUMORS AT INTRAOPERATIVE CONSULTATION A: Papillary craniopharyngioma with squamoid epithelial cells can be recognized in a smear. The possibil... More
Images
<span class="search-highlight">PITUITARY</span> TUMORS OTHER THAN <span class="search-highlight">PITUITARY</span> NEUROENDOCRINE TUMORS AT INTRAOPERATI...
Published: 01 January 2020
PITUITARY TUMORS OTHER THAN PITUITARY NEUROENDOCRINE TUMORS AT INTRAOPERATIVE CONSULTATION Figure 2-3 PITUITARY TUMORS OTHER THAN PITUITARY NEUROENDOCRINE TUMORS AT INTRAOPERATIVE CONSULTATION A: Papillary craniopharyngioma with squamoid epithelial cells can be recognized in a smear. The possibil... More
Images
INVASIVE <span class="search-highlight">PITUITARY</span> TUMOR  This large <span class="search-highlight">pituitary</span> tumor compresses the overlyi...
Published: 01 January 2020
INVASIVE PITUITARY TUMOR Figure 3-3 INVASIVE PITUITARY TUMOR This large pituitary tumor compresses the overlying brain of a 74-year-old woman who had a 2-year history of dementia and visual impairment. Obstruction of the third ventricle resulted in hydrocephalus, requiring ventriculoperitoneal sh... More
Images
GIANT <span class="search-highlight">PITUITARY</span> TUMOR  This large <span class="search-highlight">pituitary</span> tumor grew upward to compress t...
Published: 01 January 2020
GIANT PITUITARY TUMOR Figure 3-4 GIANT PITUITARY TUMOR This large pituitary tumor grew upward to compress the hypothalamus but exhibited no invasive properties and still maintained a capsule. More
Images
<span class="search-highlight">PITUITARY</span> APOPLEXY  A <span class="search-highlight">pituitary</span> tumor has undergone necrosis and hemorrhage...
Published: 01 January 2020
PITUITARY APOPLEXY Figure 3-133 PITUITARY APOPLEXY A pituitary tumor has undergone necrosis and hemorrhage, which are detectable as a hyperdense area on T1-weighted MRI. (Courtesy of Dr. S. Ezzat, Toronto, Canada.) More
Images
<span class="search-highlight">PITUITARY</span> APOPLEXY  A: Extensive hemorrhage of a large <span class="search-highlight">pituitary</span> tumor resu...
Published: 01 January 2020
PITUITARY APOPLEXY Figure 3-134 PITUITARY APOPLEXY A: Extensive hemorrhage of a large pituitary tumor resulted in clinical features of apoplexy as seen in an autopsy specimen. (Courtesy of Dr. J. M. Bilbao, Toronto, Canada.) B: This surgically resected pituitary tumor was entirely necrotic, cons... More