It could possibly be Psoriasis. You should make an appointment with a Dermatologist to determine what the scaly red patches are. Apparently there is no cure for Psoriasis, but there are a few treatment methods that include topical medication, and oral medications.
Psoriasis
Itchy, flaky patches on the skin
Not if you have huge patches of skin on the arms. If you have Huge patches on the legs or small patches on the arm they could.
psoriasis
From my experience, yes it does.
They get dry itchy patches of skin.
Psoriasis is a non-infectious skin disease that causes red rashes and patches on the skin.Psoriasis causes painful swelling, bleeding cracks, severe scaling, itching, burning, and plaques. Psoriasis plaques affect any part of the skin including scalp, palms, elbows, and knees, nape of the neck, genitals, and soles of feet. Medical science does not suggest any complete treatment for Psoriasis. But it is curable through Ayurvedic treatments without any side effects.
Psoriasis is quite common, typically a person with Psoriasis has thick white scaly patches on their skin. These patches are quite uncomfortable for the sufferer. Dry skin is easily treated with lotion, Psoriasis requires medicinal treatment to alleviate symptoms.
White patches of skin, Itchyness, and depression.
Psoriasis is a non contagious, chronic skin disorder characterized by the presence of scaly, red, dry patches. Psoriasis has also been known to effect joints in the human body as well.
Scalp psoriasis can be identified by red, itchy, scaly skin. The flaking of the skin can range between light white flaky patches, similar to dandruff, and brown think scaly patches. For more information about Scalp Psoriasis, view http://www.medicinenet.com/psoriasis/article.htm.
Psoriasis is itching, redness on skin. It is chronic immune related skin disease. Psoriasis forms scaly skin. It can be flaky and red and thick skin with silver patches. to know more :http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0001470/