Study to determine diagnostic value of plasma free metanephrine and normetanephrine for the diagnosis of pheochromocytomas.

Study to determine diagnostic value of plasma free metanephrine and normetanephrine for the diagnosis of pheochromocytomas. - Diagnostic value of plasma free metanephrine and normetanephrine for the diagnosis of pheochromocytomas.

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000001767

Enrollment

Registered

2009-04-01

Start date

2009-02-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

pheochromocytomas

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.Patient who is going to admit hospital. 2. Patient who presented with clinical signs(eg, therapy resistant or paroxysmal hypertension), symptoms(eg, sweating, headache, palpitation) and the finding of adrenal mass, suggestive of pheochromocytoma. Based on these findings, he or she is determined to admit hospital to confirm this disease. Also, patient who is determined to undergo surgery to confirm pheochromocytoma, since he or she has these suggestive signs, as described above. 3.Patients from whom informed consent was obtained

Exclusion criteria

Exclusion criteria: Inadequate to entry judged by investigators.

Design outcomes

Primary

Measure	Time frame
AUC: Area Under ROC Curve	—

Secondary

Measure	Time frame
1.sensitivity 2.specificity 3.Likelihood ratio of positive test 4.Likelihood ratio of negative test 5.Positive predictive value 6.Negative predictive value 7.Accuracy	—

Countries

Japan

Contacts

Public ContactKazuhiro Takekoshi

Graduate School of Comprehensive Human Sciences Molecular Clinical patholgy

Outcome results