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Adrenal Cortex NeoplasmsadrenalNCT00768365

Cardiovascular Risk in Patients With Non-Functional Adrenal Incidentaloma

An observational study of Adrenal Cortex Neoplasms, run by Istanbul University at 1 site in Turkey (Türkiye).

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Between September 2006 and September 2008, 35 patients (32 women and 3 men; mean age 49years with adrenal incidentaloma (AI) were prospectively evaluated at the Department of Endocrinology and General Surgery of Istanbul University, Istanbul Medical Faculty. Read more about this study

Who is it for?
Ages 20 to 70 yearsHealthy volunteers can take part
Conditions the study is for
Adrenal Cortex Neoplasms
Type of treatment
Pill or oral medicine
How many people
105 participants
Where
1 siteTurkey (Türkiye)
Study dates
Oct 2007to Oct 2008
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 20 to 70 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Study population: Study parameters at the patients with AI (group 1) were compared with and control subjects. Thirty-five subjects comparable for sex, age, and BMI were enrolled as a control group (group 2). The other control group (group 3) of 35 healthy individuals matched for sex, age, BMI, metabolic syndrome criteria.

Who may be able to join

  • Between September 2006 and September 2008, 35 patients (32 women and 3 men; mean age 49.1 ± 12 years) with adrenal incidentaloma (AI) were prospectively evaluated at the Department of Endocrinology and General Surgery of Istanbul University, Istanbul Medical Faculty.

Who cannot join

  • Patients with known malignancies and clinical or subclinical hormone secreting tumors were also excluded from this study. Patients with abnormalities of cortisol secretion were also excluded.

Trial locations and contacts

1 site in 1 country.

Turkey (Türkiye)1 site
  • Istanbul University

    Istanbul, Capa, 34390

Other trials in Turkey (Türkiye)

About this study

Official title: Cardiovascular Risk in Patients With Non-Functional Adrenal Incidentaloma: Myth or Reality?

Between September 2006 and September 2008, 35 patients (32 women and 3 men; mean age 49years with adrenal incidentaloma (AI) were prospectively evaluated at the Department of Endocrinology and General Surgery of Istanbul University, Istanbul Medical Faculty.

All patients with AI underwent physical examination, including waist circumference. Body mass Index (BMI) was calculated as weight (kg)/ height (m) squared. A BMI > 30 was considered an index of obesity. A waist circumference > 88 cm in women and > 95 cm in men was considered the cutoff for visceral obesity in accordance to the Adult Treatment Panel III (ATP III) metabolic syndrome criteria. Systolic blood pressure (SBP) and diastolic blood pressure (DBP) were measured from the right brachial artery of the patients in a supine position after 10 minutes of rest by using a pneumatic sphygmomanometer by the same doctor.

Read the detailed description

None of the patients with AI showed specific signs and/or symptoms of hormone excess and none were on hormonal therapy. All patients underwent the following endocrine workup aimed to study the hypothalamic-pituitary-adrenal axis. Serum cortisol, and plasma corticotropin (ACTH) were determined in basal conditions. All patients underwent an overnight 1-mg dexamethasone test. The suppression was adequate when morning cortisol fell below 1.8 lg/dL [21]. If inadequate, a two-day low-dose dexamethasone (DXM) suppression test was performed (2 mg, four times a day for 2 days). Suppressibility was indicated when morning cortisol fell below 1.8 g/dL after the last dose of dexamethasone. In all patients, urinary metanephrine, and normetanephrine excretion were within normal limits and upright plasma aldosterone to plasma renin activity ratio was lower than 20, excluding pheochromocytoma and primary aldosteronism.

Metabolic syndrome criteria Metabolic syndrome criteria were determined according to the ATP III and IDF 2005 guideline and modified as follows; (1) a waist circumference > 88 cm in women and > 94 cm in men, (2) fasting glucose concentrations >100 mg/dl, (3) triglyceride concentrations >150 mg/dl, (4) HDL cholesterol <40 mg/dl in men and <50 mg/dl in women, (5) patients with hypertensive or on antihypertensive medication. Presence of waist criteria plus at least two other criteria were accepted as sufficient for the presence of metabolic syndrome. According to the IDF 2005 guideline, population-specific waist circumferences were also used to evaluate abdominal obesity and metabolic syndrome. For this purpose, a waist circumference of > 83 cm for women and > 95 cm for men were regarded as cut-offs for the presence of abdominal obesity.

Cardiovascular Risk Parameters Cardiovascular Risk Parameters were as follows according to ATP III; (1) family history of premature ischemic heart disease (ischemic heart disease in male first-degree relatives < 55 years, in female first degree relatives < 65 years (2) for male patients age > 45 years, for female patients age > 55 years or being in menopausal state, (3) HDL cholesterol <40 mg/dl in men and <50 mg/dl in women (4) patients with hypertensive or on antihypertensive medication, (5) patients regarded as diabetic (6) current smokers.

Keywords
adrenal incidentaloma, cardiovascular risk
Medical subject headings
Adrenal Cortex Neoplasms, Adrenal incidentaloma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

Study groups in NCT00768365
Study groupRoleWhat they receive
group 1patients with adrenal incidentaloma
group 2Thirty-five subjects comparable for sex, age, and BMI were enrolled as a control group (group 2).
group 3The other control group (group 3) of 35 healthy individuals matched for sex, age, BMI, metabolic syndrome criteria, cardiovascular risk parameters, menopausal status, smoking status, consumption of alcohol, usage of antihypertensive drugs, insulin or oral hypoglycaemic agents to perform a 1:1 case-control analysis.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Doppler ultrasonography

    Measured: at the time of the detection of the adrenal incidentaloma

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted8 Oct 2008 (estimated)
  2. Study startOct 2007
  3. Primary completionOct 2008
  4. Study completionOct 2008

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Time perspective
Prospective
Enrolment
105 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00768365
Sponsor's protocol ID
2007/675
Acronym
adrenal
Status last verified
Sep 2008
First submitted
7 Oct 2008
Last updated
8 Oct 2008
Results posted
No
Data monitoring committee
No

Publications

  • Ermetici F, Malavazos AE, Corbetta S, Morricone L, Dall'Asta C, Corsi MM, Ambrosi B. Adipokine levels and cardiovascular risk in patients with adrenal incidentaloma. Metabolism. 2007 May;56(5):686-92. doi: 10.1016/j.metabol.2006.12.018.

    PubMed 17445545
  • Erbil Y, Ozbey N, Barbaros U, Unalp HR, Salmaslioglu A, Ozarmagan S. Cardiovascular risk in patients with nonfunctional adrenal incidentaloma: myth or reality? World J Surg. 2009 Oct;33(10):2099-105. doi: 10.1007/s00268-009-0178-0.

    PubMed 19649755

Questions about this trial

What is this clinical trial studying?

An observational study of Adrenal Cortex Neoplasms, run by Istanbul University at 1 site in Turkey (Türkiye).

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 8 Oct 2008. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Turkey (Türkiye). Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Doppler ultrasonography (time frame: at the time of the detection of the adrenal incidentaloma). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00768365, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 Oct 2008.

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