How many types of rashes are there?
While there are many different types, rashes may basically be divided into two types: infectious or noninfectious. Noninfectious rashes include eczema, contact dermatitis, psoriasis, seborrheic dermatitis, drug eruptions, rosacea, hives (urticaria), dry skin (xerosis), and allergic dermatitis.
What is a systemic rash?
Body’s systemic inflammation The body’s own systemic inflammation can cause maculopapular rashes. Inflammation is how your body responds to an injury or infection. A drug reaction, infection, an autoimmune response, or allergic reaction can cause your body’s immune system to respond and develop maculopapular rashes.
What is a transient rash?
It causes sudden red, raised, blistery, and sometimes very itchy spots that form around the middle of the body. The rash is most often seen in middle-aged men. Another name for this condition is transient acantholytic dermatosis (TAD).
How to identify different types of rashes?
One way to identify skin rashes is to see how they are exhibited during infection by a specific disease. A malar rash is a rash that covers the bridge of your nose and some of your cheeks. This is why it also has the nickname of “butterfly rash.” This rash is very photosensitive, becoming a darker red in sunlight.
What types of rashes are contagious?
Molluscum contagiosum (viral)
What kind of rash is located on your whole body?
Dermatitis, an inflammation of the skin which leads to dry, itchy or red skin, sometimes spreads and appears as a full body rash. Psoriasis, characterized by a scaly rash, can also extend to most areas of the body. Heat rash, hot tub rash, poison ivy or poison oak may also become a generalized rash, depending on the extent of skin exposure.