A catecholamine (/ ˌkætəˈkoʊləmiːn /; abbreviated CA), most typically a 3,4-dihydroxyphenethylamine, is a monoamine neurotransmitter, an organic compound that has a catechol (benzene with two …

Nov 5, 2025 · What are catecholamines, and what do they do? Catecholamines, such as dopamine and adrenaline, are hormones produced by the brain, nerve tissues, and adrenal glands. They are …

Dec 11, 2024 · Catecholamines are a class of molecules that act as neurotransmitters and hormones in various body regions. These chemical messengers include dopamine, norepinephrine …

The test is sensitive to slight changes in hormone levels, so following all prep instructions is essential. If you have high catecholamine levels, it doesn’t necessarily mean you have a tumor. Your healthcare …

Nov 10, 2025 · Catecholamine, any of various naturally occurring amines that function as neurotransmitters and hormones within the body. Catecholamines are characterized by a catechol …

Aug 22, 2024 · These powerful chemical messengers, known as catecholamines, play a crucial role in regulating our body’s response to stress, pleasure, and arousal. Among the most important members …

Learn about catecholamine levels, their role in stress response, and how testing can diagnose adrenal disorders. Discover symptoms, causes, and treatment options.

Epinephrine, also called adrenaline, is a catecholamine, but it is often considered a hormone instead of a neurotransmitter. Epinephrine is primarily released by the adrenal medulla into the circulation; it is …

Catecholamines include adrenaline, noradrenaline and dopamine. They are physiologically important neurotransmitters, as part of the sympathetic and central nervous systems. Catecholamines act on …

Sep 10, 2023 · Catecholamines are hormones produced by the adrenal glands, which sit on top of the kidneys. Dopamine, epinephrine (adrenaline), and norepinephrine are the main catecholamines. …