A Case of an Atraumatic Posterior Perirenal Lumbar Hernia.

Retroperitoneal lumbar hernias are a rare entity. Atraumatic posterior perirenal hernias are an exceptionally rare form of retroperitoneal lumbar hernias. Because of their infrequency, there are no standardized methods of surgical care for the treatment of atraumatic (primary spontaneous) posterior perirenal hernias.

Recurrent Left-Sided Pleural Effusions in a Patient With Chronic Lymphedema.

Chronic lymphedema can lead to several long-term complications. The causes of lymphedema can be primary, due to a genetic source, or secondary to procedures, trauma, or other conditions. Primary hereditary lymphedema, as in the case of Milroy's disease, is rare.