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.
There are likely to be other possible causes, so ask your doctor about your symptoms. 1  Rash. 2  Itchy rash - see causes of itchy rash. 3  Skin inflammation. 4  Pregnancy. Spots. 5  Blisters. Allergies. 6  Hives. Dry  skin. Fungal 1  infection. Some causes of local reaction or a particular area of skin itching include:  Eczema.