Surgical Considerations of the Pituitary

Sep 1, 2019 by in ENDOCRINOLOGY Comments Off on Surgical Considerations of the Pituitary

Fig. 33.1 a and b Suprasellar craniopharyngioma (sagittal and axial projections) demonstrating the common appearance of this lesion with solid and cystic components. CT imaging (not shown here) commonly demonstrates peripheral…

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Testicular Torsion

Sep 1, 2019 by in ENDOCRINOLOGY Comments Off on Testicular Torsion

Fig. 21.1 Intra-vaginal torsion Fig. 21.2 Extra-vaginal torsion The intra-vaginal pattern has been traditionally ascribed to a predisposing anatomical variant termed the “bellclapper” deformity, shown in Fig. 21.3a, b. However, whilst the concept…

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Pheochromocytoma

Sep 1, 2019 by in ENDOCRINOLOGY Comments Off on Pheochromocytoma

Syndrome Gene (chromosome)a Clinical manifestations % with PHEO % PHEO bilateral References von Hippel Lindaub VHL (3p25-p26) PHEO, cerebellar hemangioblastoma, retinal angiomas, renal cell carcinoma, pancreatic cysts, pancreatic NETs in…

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Ovarian Torsion

Sep 1, 2019 by in ENDOCRINOLOGY Comments Off on Ovarian Torsion

Fig. 25.1 Bimodal age distribution of ovarian torsion Bilateral ovarian torsion is uncommon and can occur with or without associated underlying adnexal pathology. For example, in one large series of 76…

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Islet Cell Transplantation

Sep 1, 2019 by in ENDOCRINOLOGY Comments Off on Islet Cell Transplantation

Fig. 14.1 Human islet isolation. a Human islet isolation occurs in a specialized laboratory. b The pancreatic duct is cannulated after the pancreas is trimmed. c The sectioned pancreas is loaded…

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Multiple Endocrine Neoplasia Type 2

Sep 1, 2019 by in ENDOCRINOLOGY Comments Off on Multiple Endocrine Neoplasia Type 2

ATA risk level RET mutation codon(s) MEN2 subtype Prophylactic thyroidectomy Screening for PHEO Screening for PHPT A 649, 768, 790, 791, 804, 891 FMTC When calcitonin rises/5–10 years age Start at…

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Parathyroid Surgery in Children

Sep 1, 2019 by in ENDOCRINOLOGY Comments Off on Parathyroid Surgery in Children

Fig. 6.1 The location and frequency of ectopic superior (a) and inferior (b) parathyroid glands. The shaded area indicates the embryologic of descent of the parathyroid glands Adenocarcinoma of the parathyroid…

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Multiple Endocrine Neoplasia Type 1 and Type 4

Sep 1, 2019 by in ENDOCRINOLOGY Comments Off on Multiple Endocrine Neoplasia Type 1 and Type 4

Fig. 30.1 MEN syndromes and their associated tumours. Multiple endocrine neoplasia type 1 (MEN1) is characterised by the combined occurrence of anterior pituitary, pancreatic islet and parathyroid tumours; MEN type 2A…

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