41. Thumbnail Sketch. No, not the kind of thumbnail on your hand. Thumbnail sketches are rough drawings of potential design concepts or solutions. These sketches are used to visualise and grow various ideas and concepts by hand before moving to the screen. Adham Dannaway
Skin bumps: Bumps or lumps on the skin. See detailed information below for a list of 179 causes of Skin bumps, Symptom Checker, including diseases and drug side effect causes. Â» Review Causes of Skin bumps: Causes | Symptom Checker Â». The following medical conditions are some of the possible causes of Skin bumps.
A milium is a small, raised bump on the skin. It is a type of tiny skin cyst filled with a protein called keratin. Many are usually found together and so they are called milia (the plural of milium). As can be seen in the picture, milia are usually each about 1 or 2 millimetres across and are pearly-white or yellowish.