Use this term in a sentence. â 1  The certificate of analysis was in and we were all wondering exactly what it meant and how it worked for us. â 2  Our new frozen pizza was reviewed by the FDA and after a few days, we received a certificate of analysis describing the issues they had with our manufacturing process.
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.ymph nodes are small, bean-shaped glands throughout the body. They are part of the lymph system, which carries fluid (lymph fluid), nutrients, and waste material between the body tissues and the bloodstream.
The lymph nodes of the groin, or inguinal lymph nodes, are located in the crease between the leg and pelvis. There are two types of inguinal lymph nodes â superficial and deep. They often swell due to an infection or cancer in the areas from which they drain lymph (lymphatic fluid).For this reason, swelling of the groin lymph nodes is an important clinical indication of pathology within the lower abdominal wall, legs, groin, buttocks, anus, perineum and external genitalia.any forms of cancer occurring within the area drained by the groin lymph nodes will lead to swelling (lymphadenopathy). Lymph node swelling usually occurs due to malignant tumors. 1  Leukemia is the cancer of the bodyâs blood forming tissues, including bone marrow and lymphatic system.