Pronunciation: inâ²di-kÄâ²shÅ­n. Definition: The basis for initiation of a treatment for a disease or of a diagnostic test; may be furnished by a knowledge of the cause (causal indication), by the symptoms present (symptomatic indication), or by the nature of the disease (specific indication).
Anyhow, here is a list of some of the causes of itchy skin with no rash: 1  Dry skin. 2  Dry skin can be caused by cold weather and lack of moisturizing. 3  Scabies infection. 4  Poor blood circulation. 5  Iron deficiency. 6  Pregnancy. 7  Obstetric Cholestasis in pregnant women.
The most common causes of itching are dermatological. Dry skin is the most common cause of itching. Other dermatological causes include various types of dermatitis, which is an inflammation of the skin, commonly known as rash.Some rashes are from eczema, which form small itchy blisters on the skin, usually on the hands and feet. A contact rash, usually an allergic reaction, can also cause considerable itching.A contact rash can occur from contact with plants like poison ivy and poison oak, chemical dyes and synthetic fibers.ther dermatological causes include various types of dermatitis, which is an inflammation of the skin, commonly known as rash. Some rashes are from eczema, which form small itchy blisters on the skin, usually on the hands and feet. A contact rash, usually an allergic reaction, can also cause considerable itching.