What does scabies rash look like?

Extremely itchy. Scabies is one of the itchiest rashes around. It is usually seen as individual reddish bumps about 1/8 to 1/4 inch wide, along the waistline area or on other places on the chest or abdomen. Fingers often have scabies bumps, about 1/8 inch size. Sometimes bumps form in a short line, usually not more than a 1.5 inch long line of little bumps. Extremely itchy bumps plus scratching suggests scabies.