Actinic keratoses that develop on the lips are referred to as actinic cheilitis. The clinical appearance of an actinic keratosis is that of a small (several millimeters), red scaly papule or plaque, with induration and thickening of the epidermis. There may be associated erythema.
Blood Clots. A blood clot needs to be considered as a cause of calf pain, especially when the calf pain is not the immediate result of an injury. Blood clots can form is the deep veins of the leg, causing a blockage in circulation. This may cause swelling and pain in the calf.
1 Symptoms include skin redness; a firm, tender, warm vein; and sometimes pain and swelling. 2  Deep vein thrombosis, which is a blood clot in a deeper vein. 3  It can cause a âpullingâ feeling in the calf, pain, warmth, redness, and swelling. 4  However, sometimes it causes no significant symptoms.