Many skin conditions itch, including eczema (dermatitis), psoriasis, scabies, lice, chickenpox and hives.
Skin Rashes. A rash is a general term for inflammation of the skin. There are many causes of a rash, including, but not limited to, allergic or irritant dermatitis, autoimmune disease, infections, medications, and rarely cancer of the skin. Allergic contact dermatitis is a skin condition that arises after contact with a chemical from which you have developed an allergy. Rarely, cancer of the skin can present as a skin rash. Superficial skin cancers, such as basal cell or squamous cell carcinoma can present as scaly pink patches. Lymphoma of the skin can present as a scaly rash on the body. Many skin conditions that are common can cause itchy skin. The following can affect any area of skin on the body: 1  dermatitis: inflammation of the skin. 2  eczema: a chronic skin disorder that includes itchy, scaly rashes. 3  psoriasis: an autoimmune disease that causes skin redness and irritation, usually in the form of plaques.  Psoriasis. Infection of the skin can cause a rash as well. Bacteria, fungi, and viruses can all affect the skin. Bacterial diseases generally appear as pustules, tender crusted areas, or in ring like patches (Lyme disease). Rarely, cancer of the skin can present as a skin rash. Superficial skin cancers, such as basal cell or squamous cell carcinoma can present as scaly pink patches. Lymphoma of the skin can present as a scaly rash on the body. Medicated creams or ointments also can lessen symptoms. Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune system disorders and medications. One of the most common skin disorders that causes a rash is atopic dermatitis (ay-TOP-ik dur-muh-TIE-tis), also known as eczema.  Atopic dermatitis is a disease that causes skin rash. According to the National Institute of Arthritis and Musculoskeletal and Skin Diseases, atopic dermatitis, also known as eczema, is a chronic or long-lasting disease that affects a person's skin. Photo Credit family image by Mat Hayward from Fotolia.com. There are many diseases that cause skin rash. According to MedlinePlus, rashes affect the color or texture in a person's skin. The cause of a rash can often be determined based on the observable characteristics of the rash and other accompanying symptoms. It's important to identify and avoid any products that might irritate a the skin and cause a rash. Sometimes, diseases are the cause of skin rashes A rash is an inflammatory reaction of the skin. Rashes can be caused by a wide variety of mild to serious diseases, disorders and conditions. Rashes can affect a small area of the skin or the full body and occur in all age groups and populations. Rashes vary greatly in appearance, extent and severity, depending on the underlying cause. 1 Skin conditions and rashes. 2  Many skin conditions itch, including eczema (dermatitis), psoriasis, scabies, lice, chickenpox and hives. 3  The itching usually affects specific areas and is accompanied by other signs, such as red, irritated skin or bumps and blisters. 4  Internal diseases. 1 Drugs. 2  Reactions to drugs, such as antibiotics, antifungal drugs or narcotic pain medications, can cause widespread rashes and itching. 3  Pregnancy. 4  During pregnancy, some women experience itchy skin, especially on the abdomen, thighs, breasts and arms. Some examples of autoimmune disease include Psoriasis and Lupus. It is important to evaluate these diseases to ensure that other organs are not involved. Infection of the skin can cause a rash as well. Bacteria, fungi, and viruses can all affect the skin. Rarely, cancer of the skin can present as a skin rash. Superficial skin cancers, such as basal cell or squamous cell carcinoma can present as scaly pink patches. Lymphoma of the skin can present as a scaly rash on the body. Pityriasis rosea is another disease that causes skin rash. The American Academy of Dermatology states that pityriasis rosea is a rash that typically occurs in people between 10 and 35 years of age, although it can occur at any age. The rash can last anywhere from several weeks to several months. Photo Credit family image by Mat Hayward from Fotolia.com. There are many diseases that cause skin rash. According to MedlinePlus, rashes affect the color or texture in a person's skin. The cause of a rash can often be determined based on the observable characteristics of the rash and other accompanying symptoms. It's important to identify and avoid any products that might irritate a the skin and cause a rash. Sometimes, diseases are the cause of skin rashe
https://www.advancedderm.com/conditions-treatment/clinical-dermatology/skin-rashes.aspx http://www.healthline.com/health/itching https://www.advancedderm.com/conditions-treatment/clinical-dermatology/skin-rashes.aspx http://www.mayoclinic.org/skin-rash/SLS-20077087 http://www.livestrong.com/article/184838-diseases-causing-skin-rash/ http://www.healthgrades.com/symptoms/rash http://www.mayoclinic.org/diseases-conditions/itchy-skin/basics/causes/CON-20028460 https://www.advancedderm.com/conditions-treatment/clinical-dermatology/skin-rashes.aspx http://www.livestrong.com/article/184838-diseases-causing-skin-rash/
what diseases can skin rashes