Catecholamines, Fractionated, 24-Hour Urine without Creatinine:
Fasting Required: No
Lab: Quest Diagnostics
Specimen: Urine
Results: Average processing time 3-5 days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.
Limitations: Recent surgery, traumatic injury, upright posture, cold, anxiety, pain, clonidine withdrawal, and concurrent acute or chronic illness may produce elevated results.
Special Instructions: Urine jug to be picked up at lab.
Description: Catecholamines are neurotransmitters and include dopamine, norepinephrine, and epinephrine. These proteins help control a variety of functions, including:
Catecholamines are primarily produced in your adrenal glands. Levels fluctuate in response to physical/emotional stress, outside temperature, blood loss, exercise, low blood sugar, and going from seated to standing, or vice versa.
Includes: Dopamine, Epinephrine, Norepinephrine, Total Catecholamines (calculated)
Alternative Names: Dopamine, Epinephrine, Norepinephrine, Free Catecholamines, plasma and urine, Fractionated Catecholamines
Lab: Quest Diagnostics
Specimen: Urine
Results: Average processing time 3-5 days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.
Limitations: Recent surgery, traumatic injury, upright posture, cold, anxiety, pain, clonidine withdrawal, and concurrent acute or chronic illness may produce elevated results.
Special Instructions: Urine jug to be picked up at lab.
Description: Catecholamines are neurotransmitters and include dopamine, norepinephrine, and epinephrine. These proteins help control a variety of functions, including:
- muscle tone
- heart rate
- blood pressure
- glucose (sugar) metabolism
Catecholamines are primarily produced in your adrenal glands. Levels fluctuate in response to physical/emotional stress, outside temperature, blood loss, exercise, low blood sugar, and going from seated to standing, or vice versa.
Includes: Dopamine, Epinephrine, Norepinephrine, Total Catecholamines (calculated)
Alternative Names: Dopamine, Epinephrine, Norepinephrine, Free Catecholamines, plasma and urine, Fractionated Catecholamines