Mr. Camp, 59. said he has been diagnosed with a "very early, highly treatable and curable type" of the disease known as large B-cell lymphoma.

WSJ: Rep. Camp Has Non-Hodgkin's Lymphoma

Lautenberg was diagnosed in February 2010 with B-cell lymphoma of the stomach and underwent chemotherapy treatments until he was declared in June 2010 to be free of cancer.

NPR: NJ Sen. Frank Lautenberg Says He Will Retire