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Blurred vision

Blurred vision: Introduction

Any type of vision loss (e.g. blindness, blurred vision, double vision, etc.) is a symptom of great concern. Many of the causes are very serious medical conditions. Certain types of vision changes can be a medical emergency where delay can lead to loss of sight (e.g. for causes such as glaucoma, eye injury, retinal detachment) or loss of life (e.g. for causes such as stroke, TIA, etc.). Even transient or temporary blindness or loss of vision cannot be ignored because it can result from serious conditions such as stroke, TIA, hypertension, epilepsy, or migraine. Seek immediate professional medical attention for any such symptoms of vision changes....more »

» Review Causes of Blurred vision: Causes | Symptom Checker » | Assessment Questionnaire »

Causes of Blurred vision:

The following medical conditions are some of the possible causes of Blurred vision. There are likely to be other possible causes, so ask your doctor about your symptoms.

» Review Causes of Blurred vision: Causes | Symptom Checker » | Assessment Questionnaire »

Home Diagnostic Testing and Blurred vision

Home medical tests possibly related to Blurred vision:

Causes of Types of Blurred vision:

Review the causes of these more specific types of Blurred vision:

Review causes of types of Blurred vision in more specific categories:

Blurred vision: Symptom Checker

Listed below are some combinations of symptoms associated with Blurred vision, as listed in our database. Visit the Symptom Checker, to add and remove symptoms and research your condition.

Symptom Checker

Symptom Checker

Blurred vision Treatments

Review further information on Blurred vision Treatments.

Stories from Users for Blurred vision

Real-life user stories relating to Blurred vision:

Message Boards for Blurred vision

Symptom specific forums: The following patient stories in our interactive forums and message boards relate to Blurred vision or relevant symptoms:

Diagnostic tests for Blurred vision:

Various tests are used in the diagnosis of Blurred vision. Some of these are listed below :

  • Physical examination
    • Blood pressure - high blood pressure increases risk of carotid artery insufficiency, hypertensive retinopathy, papilledema and stroke.
    • Visual acuity - in both eyes and with and without glasses (if worn) to determine any refractive error.
    • Visual field testing - to detect either a contraction (a local or general reduction in the area of field) or a scotoma (an island of loss within the field). Use Confrontation testing, Perimetry testing and Central field testing. Mapping the visual field defect can help determine cause. E.g. glaucoma, pituitary tumor, toxic causes such as methyl alcohol.
  • more tests...»

Blurred vision: Animations

Medications or substances causing Blurred vision:

The following drugs, medications, substances or toxins are some of the possible causes of Blurred vision as a symptom. Always advise your doctor of any medications or treatments you are using, including prescription, over-the-counter, supplements, herbal or alternative treatments.

Drug interactions causing Blurred vision:

When combined, certain drugs, medications, substances or toxins may react causing Blurred vision as a symptom. Always advise your doctor of any medications or treatments you are using, including prescription, over-the-counter, supplements, herbal or alternative treatments.

  • Dymelor and alcohol interaction
  • Diabinese and alcohol interaction
  • Amaryl and alcohol interaction
  • Glucotrol and alcohol interaction
  • Glucotrol XL and alcohol interaction
  • more interactions...»

Blurred vision: Comorbid Symptoms

Some of the comorbid or associated medical symptoms for Blurred vision may include these symptoms:

Causes of General Symptom Types

Research the causes of these more general types of symptom:

Research the causes of related medical symptoms such as:

Causes of Similar Symptoms to Blurred vision

Research the causes of these symptoms that are similar to, or related to, the symptom Blurred vision:

Assessment Questionnaire: Questions your doctor may ask (and why!)

During a consultation, your doctor will use various techniques to assess the symptom: Blurred vision. These will include a physical examination and possibly diagnostic tests. (Note: A physical exam is always done, diagnostic tests may or may not be performed depending on the suspected condition) Your doctor will ask several questions when assessing your condition. It is important to openly share any pertinent information to help your doctor make an accurate diagnosis.

It is also very important to bring an up-to-date list of all of your all medical conditions, medications including dosages, and names of numbers of any specialist you see.

Create your printable checklist here.

See Blurred vision Assessment Questionnaire (19 listings)

Blurred vision: Deaths

Read more about causes and Blurred vision deaths.

Misdiagnosis and Blurred vision

Alzheimer's disease over-diagnosed: The well-known disease of Alzheimer's disease is often over-diagnosed. Patients tend to assume that any memory loss or forgetulness symptom might be Alzheimer's, whereas there are many other less more »

Dementia may be a drug interaction: A common scenario in aged care is for a patient to show mental decline to dementia. Whereas this can, of course, occur due more »

Tremor need not be Parkinson's disease: There is the tendency to believe that any tremor symptom, or shakiness, means Parkinson's disease. The reality is that there are various possibilities, such as benign essential tremor, which is mostly harmless. see more »

Rare diseases misdiagnosed as Parkinson's disease: A rare genetic disorder is often misdiagnosed as Parkinson's disease for men in their 50's. The disease Fragile more »

Blurred vision: Research Related Doctors & Specialists

Other ways to find a doctor, or use doctor, physician and specialist online research services:

Hospitals & Clinics: Blurred vision

Research extensive quality ratings and patient safety measures for hospitals, clinics and medical facilities in health specialties related to Blurred vision:

Blurred vision: Related Rare Diseases

Rare types of medical conditions and diseases in related medical categories:

Blurred vision: Undiagnosed Conditions

Conditions that are commonly undiagnosed in related areas may include:

Organs affected by Blurred vision:

The list of organs typically affected by Blurred vision may include, but is not limited to:

Detailed list of causes of Blurred vision

The list below shows some of the causes of Blurred vision mentioned in various sources:

How Common are these Causes of Blurred vision?

This information refers to the general prevalence and incidence of these diseases, not to how likely they are to be the actual cause of Blurred vision. Of the 982 causes of Blurred vision that we have listed, we have the following prevalence/incidence information:

  • 20 causes are "very common" diseases
  • 12 causes are "common" diseases
  • 5 causes are "uncommon" diseases
  • 3 causes are "rare" diseases
  • 15 causes are "very rare" diseases
  • 954 causes have no prevalence information.

Conditions listing medical symptoms: Blurred vision:

The following list of conditions have 'Blurred vision' or similar listed as a symptom in our database. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.

Select from the following alphabetical view of conditions which include a symptom of Blurred vision or choose View All.

View All A B C D E F G H I J K L M N O P R S T U V W X Z #






















Conditions listing medical complications: Blurred vision:

The following list of medical conditions have Blurred vision or similar listed as a medical complication in our database. The distinction between a symptom and complication is not always clear, and conditions mentioning this symptom as a complication may also be relevant. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.

















Join in at the forums

Ask or answer a question about symptoms or diseases at one of our free interactive user forums.

Medical story forums: If you have a medical story then we want to hear it.

See a list of all the medical forums

Causes of Blurred vision Based on Risk Factors

This information shows analysis of the list of causes of Blurred vision based on whether certain risk factors apply to the patient:

  • Travel - has the patient travelled recently?
  • Diabetes - history of diabetes or family history of diabetes?

    Doctors and specialists: Who should I consult about Blurred vision?

    Depending on the seriousness of the onset of Blurred vision, you may want to consult one of the following medical professionals.

    Important:In extreme cases, always seek advice from emergency services :

    Classifications of Blurred vision:

    Subtypes of Blurred vision:

    Visual halo (12 causes), Cloudy vision (316 causes), Cataract (281 causes), Blurred Vision in Both Eyes (1 cause), Blurred Vision in One Eye (1 cause), Diplopia (66 causes), Eye floaters (9 causes), Halo vision (5 causes), Visual blurring (19 causes), Visual Floaters (11 causes), Cotton wool spots (8 causes), Hemianopia (26 causes), Hemianopsia (6 causes), Corneal opacities (40 causes), Halo around lights (1 cause), Cataracts (330 causes), Double Vision in One Eye (16 causes), Double Vision in Both Eyes (43 causes), Eyeball spots (7 causes)

    Medical Conditions associated with Blurred vision:

    Vision distortion (1970 causes), Impaired vision (1545 causes), Visual problems (2143 causes), Vision changes (2526 causes), Vision symptoms (2526 causes), Eye symptoms (5412 causes), Face symptoms (8109 causes), Head symptoms (10192 causes)

    Symptoms related to Blurred vision:

    Vision changes (2526 causes), Peripheral vision loss (72 causes), Double vision (221 causes), Blindness (496 causes), Partial blindness, Cataracts (330 causes), Glaucoma (150 causes), Narrow angle glaucoma, Acute glaucoma, Macular degeneration, Senile macular degeneration, Diabetic lens osmosis, Iritis (60 causes)

    Medical articles on signs and symptoms:

    Doctor-patient articles related to symptoms and diagnosis:

    These general medical articles may be of interest:

    Medical News summaries about Blurred vision

    Our news pages contain the following medical news summaries about Blurred vision and many other medical conditions:

    Evidence Based Medicine Research for Blurred vision

    Medical research papers related to Blurred vision include:

    Research More Evidence-Based Medicine at

    More Ways To Research Medical Signs and Symptoms:


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