Pheochromocytoma laboratory findings

Pheochromocytoma Microchapters
Home
Patient Information
Overview
Historical Perspective
Classification
Pathophysiology
Causes
Differentiating Pheochromocytoma from other Diseases
Epidemiology and Demographics
Risk Factors
Screening
Natural History, Complications and Prognosis
Diagnosis
History and Symptoms
Physical Examination
Laboratory Findings
Electrocardiogram
X Ray
CT
MRI
Other Imaging Findings
Other Diagnostic Studies
Treatment
Medical Therapy
Surgery
Primary Prevention
Secondary Prevention
Cost-Effectiveness of Therapy
Future or Investigational Therapies
Case Studies
Case #1
Pheochromocytoma laboratory findings On the Web
Most recent articles
cited articles
Review articles
CME Programs
Powerpoint slides
Images
American Roentgen Ray Society Images of Pheochromocytoma laboratory findings All Images X-rays Echo & Ultrasound CT Images MRI
Ongoing Trials at Clinical Trials.gov
US National Guidelines Clearinghouse
NICE Guidance
FDA on Pheochromocytoma laboratory findings
CDC on Pheochromocytoma laboratory findings
Pheochromocytoma laboratory findings in the news
Blogs on Pheochromocytoma laboratory findings
Directions to Hospitals Treating Pheochromocytoma
Risk calculators and risk factors for Pheochromocytoma laboratory findings

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Ahmad Al Maradni, M.D. [2]

Please help WikiDoc by adding content here. It's easy! Click here to learn about editing.

Overview

Laboratory findings consistent with the diagnosis of pheochromocytoma include elevated catecholamines and metanephrine levels.

Laboratory Findings

Diagnostic lab findings associated with pheochromocytoma include:

• Elevated plasma and urinary catecholamines and metanephrines
• Elevated urinary vanillyl mandelic acid

Indications of pheochromocytoma testing:

• Triad of tachycardia, headache, and sweating.
• Episodes of palpitation, headache and tremors for unknown reasons.
• Hypertension at age <20 years), resistant hypertension.
• A family history of pheochromocytoma, , multiple endocrine neoplasia type 2, neurofibromatosis type 1, or von Hippel-Lindau.
• Presence of bilateral, extra-adrenal or multiple tumours or a malignant tumour, should be seen as indications for genetic testing.

References

Template:WikiDoc Sources