How chronic diseases can affect personality?

Some Types of Cancer

Tumors in the brain and spinal cord aren't the only ones that can affect personality. If you have a cancerous one in your pituitary gland, which controls your hormone levels, that'll do it, too. So can adenocarcinoma, which you get in cells that make mucus and other fluids. You can get that throughout your body, including the breasts, colon, lungs, and pancreas.