Lung Cancer Slideshow Pictures Know Your Lung Cancer Facts? Quiz: 10 Lung Cancer Facts Adenocarcinoma: A cancer that develops in the lining or inner surface of an organ and usually has glandular (secretory) properties. More than 95 percent of prostate cancers are adenocarcinomas. From Cancer Resources Surprising Causes of Lung CancerControling of Treatment Side EffectsComplementary Treatments for Cancer Featured Centers When Prostate Cancer SpreadsEssential Tips to Manage DiabetesWhat Is Cystic Fibrosis? What Causes It? Health Solutions From Our Sponsors Kept Your Wisdom Teeth? Therapy at Home?