Actinic keratosis (AK) (also called solar keratosis or sun spots ) is a common precancerous skin condition caused by excessive exposure to ultraviolet light. Skin cancer â the abnormal growth of skin cells â most often develops on skin exposed to the sun.
1 A rare cause of axillary swelling may be breast cancer or lymphoma. 2  The lymph nodes in the groin (femoral or inguinal lymph nodes) may swell from an injury or infection in the foot, leg, groin, or genitals.3  In rare cases, testicular cancer, lymphoma, or melanoma may cause a lump in this area. A rare cause of axillary swelling may be breast cancer or lymphoma. 2  The lymph nodes in the groin (femoral or inguinal lymph nodes) may swell from an injury or infection in the foot, leg, groin, or genitals.
Diagnosis. Swelling of the lymph nodes in the groin could point to a localized infection in that part of the body, such as an abscess, boil or cut on the skin. An injury, such as a puncture wound, sprain, strain or bone break near the groin, may cause swollen lymph nodes.welling of the lymph nodes in the groin could point to a localized infection in that part of the body, such as an abscess, boil or cut on the skin. An injury, such as a puncture wound, sprain, strain or bone break near the groin, may cause swollen lymph nodes.