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[Asymptomatic tumors of the adrenals (incidentalomas): criteria for the endoscopic removal].

An algorithm of using modern methods of the laboratory and X-ray examination and of operative treatment of patients by laparoscopic techniques was developed on the basis of an analysis of the results of diagnosis, endovideosurgical treatment of 132 patients with adrenal tumors without clear clinical signs, hypercortisolism and hyperadrenalinectomy (incidentalomas). Laparoscopic techniques were shown to be less traumatic and dangerous under conditions of regular using them in specialized clinics.

Adolescent↗

[Surgical aspects of the treatment of adrenal gland diseases].

With the greatly enhanced accuracy of current endocrinologic diagnosis assisted by precise diagnostic imaging, together with greatly enhanced preparation of patients with endocrinopathy for safer anesthetic and surgical procedure (e.g. adrenal cortical cancers, cortisol and aldosterone producing adenomas and pheochromocytomas), operative procedures can be planned and conducted more precisely. For the surgeon, the strategy for treatment of functional and neoplastic disorders of the adrenal glands has essentially to consider the anatomy of the suprarenal glands, the deleterious effects of hormone excess before and during operation, the presumed nature of incidentally discovered adrenal mass and the size of the tumor.

Adrenal Gland Diseases↗

[Nuclear medicine diagnostic localization in primary aldosteronism and Cushing syndrome].

The main indication for 131J-cholesterol scintigraphy is primary aldosteronism. The preoperative localization of aldosterone - producing adenomas may be obtained with the non-invasive NP-59 - scintigraphy in 75-85% of the patients. Idiopathic bilateral adrenal hyperplasia is diagnosed correctly in 90-100% of the cases. In Cushing's syndrome scintigraphy of the adrenal cortex is indicated only in specific cases such as very small adenomas, primary nodular adrenal hyperplasia and/or for the localization of ectopic adrenal cortex tissue. A false diagnosis may be caused by asymmetric uptake of the radioisotope in idiopathic bilateral hyperplasia or by unspecific absorption in non - adenomatous adrenal cortex tissue with symmetric uptake in patients with unilateral adenomas.

Adenoma↗

Quantitation of iodine-123 MIBG uptake by normal adrenal medulla in hypertensive patients.

Eighteen hypertensive patients with a clinical suspicion of pheochromocytoma and raised or borderline raised plasma catecholamine and urinary vanillyl mandelic acid (VMA) levels were studied by scintigraphy using 123I-labeled metaiodobenzylguanidine (MIBG). None of these patients had any scintigraphic evidence of pheochromocytoma at the time of study or on subsequent clinical follow-up. A quantitative approach was taken to calculate the adrenal medullary uptake of [123I]MIBG in these patients. Three different methods of quantitation were evaluated using data acquired from an anthropomorphic phantom and analysed by three independent observers. In the patient studies 34 out of 35 adrenal medullas were visualized with uptake in the range of 0.01-0.22% of the administered dose 22 hr postinjection which was calculated using the preferred quantitation method. This is an appropriate control group range for comparison with patients who have proven norepinephrine and epinephrine secreting tumors. A quantitative approach to [123I]MIBG imaging provides an important tool for studying adrenomedullary pathophysiology.

3-Iodobenzylguanidine↗

Hirsutism.

The endocrine abnormalities associated with the development of androgen-dependent hirsutism have been presented and discussed in the light of the frequent finding of ultrasonographic abnormalities suggestive of polycystic ovary syndrome. A simple protocol of investigation, which should ideally include pelvic ultrasonography, has been presented. The treatment of hirsutism by combined anti-androgen and oestrogen therapy has been detailed and other approaches discussed.

Adrenal Glands↗