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What causes blurred vision and headache? 33 possible conditions

See a list of possible causes in order from the most common to the least.

21

Lyme Disease

Lyme disease is an infectious disease that's transmitted to humans through tick bites. Learn how Lyme disease is diagnosed and treated, and learn how to prevent tick bites.

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22

Making Sense of Hypertensive Retinopathy

High blood pressure can damage the retina's blood vessels and limit the retina's function. It can also put pressure on the optic nerve.

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23

Hypovolemic Shock

This condition is considered a medical emergency. Urgent care may be required.

Hypovolemic shock (hemorrhagic shock) is a life-threatening condition that results when you lose more than 20 percent of your body's blood or fluid supply, preventing the heart from pumping sufficient blood to your body.

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24

Preeclampsia

Preeclampsia is when you have high blood pressure and protein in your urine during pregnancy. It can be dangerous for both you and your baby. Learn about its symptoms, treatment, and more.

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25

Leukemia

Leukemia is a cancer of the blood cells. Excessive sweating at night, fatigue, weight loss, bone pain, and easy bleeding or bruising are signs of this disease.

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26

Systemic Lupus Erythematosus

Systemic lupus erythematosus, the most common form of lupus, is a chronic autoimmune disease that can cause severe fatigue and joint pain. Learn more about it.

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27

Shingles

Shingles is an infection caused by the varicella-zoster virus, which is the same virus that causes chickenpox. Chickenpox can live on in your nervous tissues.

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28

Primary Cerebral Lymphoma

Primary cerebral lymphoma, or brain lymphoma, is a rare cancer that starts in the lymph tissues of the brain or spinal cord.

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29

AIDS

If left untreated, HIV can lead to AIDS. AIDS weakens your immune system to the point where it can no longer fight off disease and infection. Learn more.

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30

Polycythemia Vera

Polycythemia vera is a bone marrow disorder in which the body produces too many red blood cells. Here's what you need to know about this rare condition.

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31

Neurofibromatosis 2 (NF2)

Neurofibromatosis 2 (NF2) is a disorder that causes tumors to form on nerves in the brain and spinal cord. Learn about symptoms, diagnosis, and treatment.

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32

Pituitary Cancer

The pituitary gland is a pea-size gland important to the functioning of the human body. Cancer, although rare, can develop in this gland.

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33

Brain Cancer

Brain cancer is rare. Learn more about the different types of brain cancer and its symptoms.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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