picturs where the upper thigh is attached to the body groin area
The most common cause for enlarged or swollen lymph nodes in the groin and other parts of the body is an infection. The groin area is mainly where the abdomen ends and the legs begin. Also called the inguinal area, the groin area includes the upper inner thigh and the front area where the legs are attached to the torso.he groin area is mainly where the abdomen ends and the legs begin. Also called the inguinal area, the groin area includes the upper inner thigh and the front area where the legs are attached to the torso.