Cushing ' s syndrome dexamethasone suppression tests for Carbamazepine and false positive
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Nonsuppressible Oral Dexamethasone Suppression Tests but Not Cushing Syndrome
In spite of the presence of definitive diagnostic criteria to diagnose Cushing syndrome diagnosis may become challenging. We report a young female with mild clinical features of Cushing syndrome, who had nonsuppressible oral dexamethasone suppression tests; also she had a suspicious pituitary lesion. She underwent pituitary surgery and a pituitary microadenoma (non-ACTH staining) was removed. N...
متن کامل[The desmopressin test in the diagnosis of Cushing's disease].
INTRODUCTION Early and precise diagnosis is necessary in successful treatment of the patients with Cushing's disease. Transsphenoidal surgery is the first line treatment option in Cushing's disease. In patients in whom magnetic resonance imaging does not visualise pituitary adenoma patient selection for surgical treatment should be based on convincing results of functional tests. OBJECTIVES T...
متن کاملIncreased diagnostic probability of subclinical Cushing's syndrome in a population sample of overweight adult patients with type 2 diabetes mellitus.
Endogenous Cushing's Syndrome (CS) is unusual. Patients with subclinical CS (SCS) present altered cortisol dynamics without obvious manifestations. CS occurs in 2-3% of obese poorly controlled diabetics. We studied 103 overweight adult outpatients with type 2 diabetes to examine for cortisol abnormalities and SCS. All collected salivary cortisol at 23:00 h and salivary and serum cortisol after ...
متن کاملTable 1. Basal Serum, Urine, and Salivary Cortisol Concentrations (nmol/L) In the Groups Studied and after Dexamethasone (DXM) Suppression Tests In Patients with Cushing Syndrome
CLINICAL CHEMISTRY, Vol. 39, No. 6, 1993 1353 Odelius G, Wirbing P. Detection of benzodiazepine intake in therapeutic doses by immunoanalysis of urine: two techniques evaluated and modified for improved performance. Cbs Chem 1992;38:271-5. 3. Fraser AD. The benzodiazepines: a controversial class of drugs in the 1990s. Washington, DC: AACC la-Service Training and Continuing Education, 1992; 13(1...
متن کاملDiagnostic tests for children who are referred for the investigation of Cushing syndrome.
OBJECTIVE Endogenous Cushing syndrome in children is a rare disorder that is most frequently caused by pituitary or adrenocortical tumors. Diagnostic criteria have generally been derived from studies of adult patients despite significant differences in both the physiology of the hypothalamic-pituitary-adrenal axis and the epidemiology of Cushing syndrome in childhood. The purpose of this study ...
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