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.
Sciatica in the Calf Causes. Nerve issues in the calf related to a spinal causation are usually linked to L5 or S1 concerns, although L4 can be implicated in rare instances. Many patients are diagnosed with L5 or S1 nerve compression due to herniated discs or arthritic osteophytes.