Endocrine Abstracts

Langherhans cell histiocytosis (LCH) and Erdheim-Chester (EC) are two histiocytic disorders which occurrence in the same patient has rarely been described. Thyroid involvement of LCH is rare, and concurrent papillary thyroid carcinoma (PTC) exceptionally reported. We report a case of a 73 year old man who presented a diagnosis of mixed histiocytosis LCH and EC. The patient suffered of insipidus diabetes since 1 year without pituitary abnormality but clinical examination showed...