For example, you may have a rash, itching ... mast cell disorder where too many abnormal mast cells (a type of white blood cell) build up in your skin and other organs. What are some common ...

If you love to scratch an itchy rash ... substance P activates mast cells through a second pathway, so the reason that scratching triggers more inflammation in the skin is because mast cells ...

One potential purpose of this evolutionarily conserved behavior is to remove parasites, mites, or other irritants from the skin’s surface ... cells driving inflammatory reactions is the mast cell. 3 ...

These skin manifestations sometimes provide the most visible evidence of mast cell dysfunction, though they may be absent in some patients whose symptoms predominate in other body systems.

Your parents were right: Scratching an itchy rash really ... P activates mast cells through a second pathway, so the reason that scratching triggers more inflammation in the skin is because ...

On light skin, AML rash often appears as red or purple spots ... Click here for more about mast cell leukemia. Bleeding in AML may also be due to a type of AML known as APL.

"When mast cell activation events occur only in the skin, we refer to it as chronic urticaria and in the airways or conjunctiva of allergic individuals as allergic asthma, rhinitis, and/or ...

A new approach to treat rosacea and other inflammatory skin conditions could be on the horizon, according to a new study. A new approach to treat rosacea and other inflammatory skin conditions ...

Constantly scratching and picking at an itchy rash ... skin. The team also found that scratching causes pain-sensing neurons to release a compound called substance P. The compound then activates ...

Scratching an itchy rash ... cell that helps the body fight infection. The mice that couldn’t scratch had much less inflammation and swelling, confirming that scratching further aggravates the ...

Allergic contact dermatitis is an allergic reaction to allergens or skin irritants—including poison ivy and certain metals such as nickel—leading to an itchy, swollen rash. Succumbing to the ...