In the case of leukemia, the cancer interferes with the body's ability to make blood. Leukemia attacks the bone marrow and the blood itself, causing fatigue, anemia, weakness, and bone pain. It is diagnosed with a blood test in which specific types of blood cells are counted.amples of blood from a healthy person and from one with leukemia, a type of blood cancer. Leukemia is often diagnosed after blood testing. Hematologists analyze blood cancer samples. Swollen lymph nodes are one symptom of lymphoma. Red blood cells.
1 Birth control pills can contribute to dry eye syndrome. 2  Oral contraceptives can lead to many eye problems by increasing pressure of the fluid around the brain causing headache, vision changes, and swollen optic nerve.  Birth control pills can lead to many eye problems, including retinal vascular problems.
The most common type of optic nerve stroke may be caused by narrowed or blocked arteries or by a fall in blood pressure in the blood vessels that supply the optic nerve. You are at higher risk for this type of optic nerve stroke if you have: 1  A small optic nerve. 2  Diabetes.3  Infections such as herpes zoster or syphilis.ymptoms of an optic nerve stroke caused by giant cell arteritis include: 1  Fever. 2  Headache or pain in your temples or scalp. 3  Stiffness and pain in the muscles of your neck, shoulders, lower back, and hips. 4  Pain when chewing. 5  Scalp pain. 6  Tiredness. 7  Unexplained weight loss.