Secondary or second primary malignancy in the thyroid? metastatic tumors suggested clinically: a differential diagnostic task.

Objective: To describe the algorithms employed to explore the suggestion or consideration of metastatic malignancy in the thyroid.

Study Design: Thirty-seven cases with a history of malignancy (n = 21) and/or uncommon fine-needle aspiration biopsy (FNAB) findings (n = 37) were reviewed and reclassified according to The Bethesda System for Reporting Thyroid Cytopathology (TBSRTC).

Results: The group was heterogeneous in terms of the final histopathology results: the suggested metastasis was confirmed in only half of the cases (11/21; 52.

[Changes in bone metabolism in girls with Turner's syndrome].

Background: Data of the prevalence of osteoporosis in girls with Turner's syndrome are not uniform, and its causes have not been fully elucidated. Information on the mineralization of osseous tissue is controversial. The objective of the present work was to examine some more recent indicators of bone metabolism in a group of girls with Turner's syndrome.

[Are there abnormalities of parathormone, calcium and phosphorus metabolism in hypertrophic cardiomyopathy?].

The importance of calcium and phosphorus metabolism for the development of hypertrophic cardiomyopathies is still obscure. Therefore 52 patients with hypertrophic cardiomyopathy were subjected to detailed cardiological and laboratory examinations. Twenty-five age matched healthy subjects served as controls.