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.
HIV most often affects lymph nodes around the neck area, as well as in the armpits and groin. Usually, healthy lymph nodes arenât visible. Once infected, they become swollen and may look like hard bumps about the size of beans. As the infection progresses, you may notice more lymph nodes swelling in your body.ymph nodes are located in certain parts of your body, including your neck, groin, and armpits. Theyâre shaped like beans and measure no more than 2.5 cm long. The lymph nodes are responsible for filtering lymph and producing mature immune cells.