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.
updated may 10 2016 a calf strain is an injury to the muscles of the back of the leg the calf muscles span the distance from the knee to the ankle becoming the achilles tendon in the lower part of the leg the calf muscle is made of three major muscles the two gastrocnemius muscles and the soleus muscle