o   Lumps most frequently represent harmless conditions such as a benign cyst. A doctor should      examine any new lump or a lump that won't go away.

o   Lumps may represent cancer or a swollen lymph gland related to cancer.

o   Lymph nodes swell from infection and other causes and may take weeks to shrink again.

o   A lump or gland that remains swollen for three to four weeks should be evaluated.