Biochemical and clinical benefits of unilateral adrenalectomy in patients with subclinical hypercortisolism and bilateral adrenal incidentalomasCitation formats
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Biochemical and clinical benefits of unilateral adrenalectomy in patients with subclinical hypercortisolism and bilateral adrenal incidentalomas. / Perogamvros, I; Vassiliadi, D A; Karapanou, O; Botoula, E; Tzanela, M; Tsagarakis, S.
In: European Journal of Endocrinology, Vol. 173, No. 6, 12.2015, p. 719-25.Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Biochemical and clinical benefits of unilateral adrenalectomy in patients with subclinical hypercortisolism and bilateral adrenal incidentalomas
AU - Perogamvros, I
AU - Vassiliadi, D A
AU - Karapanou, O
AU - Botoula, E
AU - Tzanela, M
AU - Tsagarakis, S
N1 - © 2015 European Society of Endocrinology.
PY - 2015/12
Y1 - 2015/12
N2 - OBJECTIVE: The treatment of subclinical hypercortisolism in patients with bilateral adrenal incidentalomas (AI) is debatable. We aimed to compare the biochemical and clinical outcome of unilateral adrenalectomy vs a conservative approach in these patients.DESIGN: Retrospective study.METHODS: The study included 33 patients with bilateral AI; 14 patients underwent unilateral adrenalectomy of the largest lesion (surgical group), whereas 19 patients were followed up (follow-up group). At baseline and at each follow-up visit, we measured 0800 h plasma ACTH, midnight serum cortisol (MSF), 24-h urinary-free cortisol (UFC) and serum cortisol following a standard 2-day low-dose-dexamethasone-suppression test (LDDST). We evaluated the following comorbidities: arterial hypertension, impaired glucose tolerance or diabetes mellitus, dyslipidemia and osteoporosis.RESULTS: Baseline demographic, clinical characteristics and the duration of follow-up (53.9±21.3 vs 51.8±20.1 months, for the surgical vs the follow-up group) were similar between groups. At the last follow-up visit the surgical group had a significant reduction in post-LDDST cortisol (2.4±1.6 vs 6.7±3.9 μg/dl, P=0.002), MSF (4.3±2 vs 8.8±4.6 μg/dl, P=0.006) and 24-h UFC (50.1±21.1 vs 117.9±42.4 μg/24 h, P=0.0007) and a significant rise in mean±s.d. morning plasma ACTH levels (22.2±9.6 vs 6.9±4.8 pg/ml, P=0.002). Improvement in co-morbidities was seen only in the surgical group, whereas no changes were noted in the follow-up group.CONCLUSIONS: Our early results show that removal of the largest lesion offers significant improvement both to cortisol excess and its metabolic consequences, without the debilitating effects of bilateral adrenalectomy. A larger number of patients, as well as a longer follow-up, are required before drawing solid conclusions.
AB - OBJECTIVE: The treatment of subclinical hypercortisolism in patients with bilateral adrenal incidentalomas (AI) is debatable. We aimed to compare the biochemical and clinical outcome of unilateral adrenalectomy vs a conservative approach in these patients.DESIGN: Retrospective study.METHODS: The study included 33 patients with bilateral AI; 14 patients underwent unilateral adrenalectomy of the largest lesion (surgical group), whereas 19 patients were followed up (follow-up group). At baseline and at each follow-up visit, we measured 0800 h plasma ACTH, midnight serum cortisol (MSF), 24-h urinary-free cortisol (UFC) and serum cortisol following a standard 2-day low-dose-dexamethasone-suppression test (LDDST). We evaluated the following comorbidities: arterial hypertension, impaired glucose tolerance or diabetes mellitus, dyslipidemia and osteoporosis.RESULTS: Baseline demographic, clinical characteristics and the duration of follow-up (53.9±21.3 vs 51.8±20.1 months, for the surgical vs the follow-up group) were similar between groups. At the last follow-up visit the surgical group had a significant reduction in post-LDDST cortisol (2.4±1.6 vs 6.7±3.9 μg/dl, P=0.002), MSF (4.3±2 vs 8.8±4.6 μg/dl, P=0.006) and 24-h UFC (50.1±21.1 vs 117.9±42.4 μg/24 h, P=0.0007) and a significant rise in mean±s.d. morning plasma ACTH levels (22.2±9.6 vs 6.9±4.8 pg/ml, P=0.002). Improvement in co-morbidities was seen only in the surgical group, whereas no changes were noted in the follow-up group.CONCLUSIONS: Our early results show that removal of the largest lesion offers significant improvement both to cortisol excess and its metabolic consequences, without the debilitating effects of bilateral adrenalectomy. A larger number of patients, as well as a longer follow-up, are required before drawing solid conclusions.
KW - Adrenal Cortex Neoplasms/metabolism
KW - Adrenal Gland Neoplasms/epidemiology
KW - Adrenalectomy/methods
KW - Adrenocortical Adenoma/epidemiology
KW - Aged
KW - Asymptomatic Diseases
KW - Case-Control Studies
KW - Cohort Studies
KW - Comorbidity
KW - Cushing Syndrome/epidemiology
KW - Diabetes Mellitus/epidemiology
KW - Dyslipidemias/epidemiology
KW - Female
KW - Glucose Intolerance/epidemiology
KW - Humans
KW - Hydrocortisone/blood
KW - Hypertension/epidemiology
KW - Male
KW - Middle Aged
KW - Osteoporosis/epidemiology
KW - Retrospective Studies
KW - Treatment Outcome
U2 - 10.1530/EJE-15-0566
DO - 10.1530/EJE-15-0566
M3 - Article
C2 - 26330465
VL - 173
SP - 719
EP - 725
JO - European Journal of Endocrinology
JF - European Journal of Endocrinology
SN - 0804-4643
IS - 6
ER -