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Doctor insights on: Cholinergic Urticaria

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Is Cholinergic Urticaria dangerous?

Is Cholinergic Urticaria dangerous?

No: Cholinergic urticaria (CU) is one of the physical urticaria (commonly referred to as hives), which is provoked during sweating events. Sometimes, this can be called a "heat rash." by some doctors. This is not a dangerous condition. ...Read more

Cholinergic (Definition)

Cholinergic typically refers to acetylcholine in the neurological sense. The parasympathetic nervous system, which uses acetylcholine almost exclusively to send its messages, is said to be almost entirely cholinergic. Neuromuscular junctions, preganglionic neurons of the sympathetic nervous system, the basal forebrain, and brain stem ...Read more


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How to get cholinergic urticaria disease?

How to get cholinergic urticaria disease?

Urticaria: I assume you are asking for the cause of it, it is secondary to unstable mast cells in the skin and are triggered by contact with water. It is benign but annoying. ...Read more

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How can we get cholinergic urticaria disease?

How can we get cholinergic urticaria disease?

Cholinergic Hives: Cholinergic urticaria (hives) account for around 30% of all cases of physical urticaria and around 5% of all cases of chronic hives. Onset is usually around the 2nd or 3rd decade of life and has been shown to be more common in males. Triggers include increase in core body temperature and include common triggers like exercise with sweating, strong emotions, and bathing in hot water. See Allergist. ...Read more

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Can you tell me how could we get cholinergic urticaria disease?

Can you tell me how could we get cholinergic urticaria disease?

Cholinergic Hives: Cholinergic urticaria (hives) account for around 30% of all cases of physical urticaria and around 5% of all cases of chronic hives. Onset is usually around the 2nd or 3rd decade of life and has been shown to be more common in males. Triggers include increase in core body temperature and include common triggers like exercise with sweating, strong emotions, and bathing in hot water. See Allergist. ...Read more

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Is it possible to have cholinergic urticaria without producing hives?

Is it possible to have cholinergic urticaria without producing hives?

Yes: Actually, by definition, no, but I have had patients with every aspect of the disease without the hives, so i just treat it is a variant. ...Read more

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Help! need to know if there's any one who can help me about cholinergic urticaria?

Help! need to know if there's any one who can help me about cholinergic urticaria?

See an allergist: Cholinergic urticaria, or "heat hives", is one of several types of physical urticarias. It has a unique appearance, being small bumps that itch associated with increased body temperature, and can be confused with exercise induced hives. Be sure to rule out early exercise induced anaphylaxis ("shock"). There are a number of good allergists in Chicagoland, check www.aaaai.org ...Read more

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Daughter had something like cholinergic urticaria? What is that?

Daughter had something like cholinergic urticaria?  What is that?

Cholinergic Urticari: Cholinergic urticaria is a subcategory of physical urticaria(aka hives) that is a skin rash brought on by a hypersensitive reaction to body heat. Symptoms follow any stimulus to sweat such as exercise (sometimes called exercise-induced urticaria, heat from the sun (which could also indicate solar urticaria), saunas, hot showers (reaction to water). ...Read more

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how likely is anaphylaxis from cholinergic urticaria? safe to exercise with this condtion?

how likely is anaphylaxis from cholinergic urticaria? safe to exercise with this condtion?

Very unlikely: Cholinergic urticaria can be exacerbated by exercise, heat and stress but will not lead to anaphylaxis. You can take an antihistamine prior to exercise to reduce itching and hives ...Read more

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I have eczema but recently, I have cholinergic urticaria too. Can both aggravate each other? Thanks

The itch: The itch of urticaria can worsen the eczema, so controlling the itch is of utmost importance. See a dermatologist or allergist if you have not see one already. ...Read more

Dr. Olav Jaren
3 doctors shared insights

Hives (Definition)

Also known as urticaria, hives are an outbreak of red bumps or wheals that appear quickly after exposure to certain allergens (foods, medications, other substances). Hives vary in size, are itchy, can burn, and can last for up to ...Read more