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Adrenal activity in patients with advanced carcinomas
Summary
Symptoms mimicking adrenal insufficiency in cancer patients often indicate increased, not decreased, adrenal activity. This study found heightened cortisol and catecholamine levels, suggesting a stress response rather than impaired function.
Area of Science:
- Endocrinology
- Oncology
Background:
- Disseminated carcinoma can present with symptoms resembling adrenal insufficiency.
- Adrenal gland metastases were excluded in this patient cohort.
Purpose of the Study:
- To investigate adrenal function in cancer patients exhibiting symptoms of adrenal insufficiency.
- To determine if these symptoms correlate with impaired cortisol secretion or altered adrenal activity.
Main Methods:
- Evaluated 39 patients with disseminated carcinoma, divided into symptomatic (Group B) and asymptomatic (Group A) groups.
- Assessed adrenal activity via plasma cortisol, dexamethasone suppression/ACTH stimulation tests, and urinary cortisol, epinephrine, and norepinephrine.
- Group B patients received cortisone acetate treatment post-evaluation.
Main Results:
- Symptomatic patients (Group B) showed increased cortisol secretion and epinephrine/norepinephrine excretion compared to Group A.
- Both groups responded appropriately to dexamethasone suppression and ACTH stimulation tests.
- Limited improvement was observed with cortisone acetate treatment in Group B.
Conclusions:
- Symptoms mimicking adrenal insufficiency in disseminated carcinoma are not indicative of impaired cortisol secretion.
- Elevated adrenal activity, likely a stress response, is common in these patients.
- Cortisone acetate treatment showed minimal efficacy in this context.