Abstract
Key Clinical MessageEtomidate is a very effective drug in severe Cushing's syndrome that is refractory to ketoconazol. Control of the serum cortisol levels in ectopic Cushing's syndrome can be obtained with infusion rates much lower than those used in anesthesia, without respiratory side effects.
Highlights
Control of the serum cortisol levels in ectopic Cushing’s syndrome can be obtained with infusion rates much lower than those used in anesthesia, without respiratory side effects
We report the case of a 51-year-old female with Cushing’ syndrome due to ectopic ACTH secretion caused by a pancreatic tumor with a liver metastatic lesion (Fig. 1)
In April 2017, she had the following tests: 24-h urinary-free cortisol: 3509.45 lg/24 h (58–403), morning serum cortisol: 58.73 lg/dL (6.7–22.6), ACTH: 1060 pg/mL (10–100), TSH: 0.41 mIU/L (0.3–5), free T4: 0.91 ng/dL (0.63– 1.34), FSH: 0.50 mIU/mL (16.74–113.59), LH: 0.36 mIU/ mL (10.87–58.64), estradiol: 20.0 pg/mL (
Summary
Etomidate is a very effective drug in severe Cushing’s syndrome that is refractory to ketoconazol. Control of the serum cortisol levels in ectopic Cushing’s syndrome can be obtained with infusion rates much lower than those used in anesthesia, without respiratory side effects. Ectopic Cushing’s syndrome, etomidate, metastatic carcinoma, octreoscan.
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