Tunnel vision

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Tunnel vision
Synonyms	Peripheral vision loss
Pronounce	N/A
Specialty	N/A
Symptoms	Loss of peripheral vision, retaining central vision
Complications	N/A
Onset	N/A
Duration	N/A
Types	N/A
Causes	Glaucoma, retinitis pigmentosa, stroke, migraine, concussion
Risks	N/A
Diagnosis	Visual field test, perimetry
Differential diagnosis	N/A
Prevention	N/A
Treatment	Depends on underlying cause; may include medication, surgery, or vision therapy
Medication	N/A
Prognosis	Varies depending on cause; some conditions may lead to complete vision loss
Frequency	Varies; common in conditions like glaucoma
Deaths	N/A

The human eye, where tunnel vision can occur.

Tunnel Vision and Tumors are two distinct medical conditions. Tunnel vision refers to a type of visual impairment where peripheral vision is reduced, giving the impression of seeing through a tunnel. A Tumor is an abnormal mass of tissue that forms when cells grow and divide more than they should or do not die when they should.

Tunnel Vision

Tunnel vision can be caused by various factors, including eye diseases, neurological disorders, and even psychological conditions. It is characterized by a loss of peripheral vision while central vision remains intact.

Causes of Tunnel Vision

Common causes include:

• Glaucoma
• Retinitis Pigmentosa
• Stroke
• Migraines

Symptoms and Diagnosis

Symptoms of tunnel vision include a noticeable decrease in peripheral vision. Diagnosis typically involves a comprehensive eye examination.

Tumors

A tumor is an abnormal mass of tissue. Tumors can be benign (noncancerous) or malignant (cancerous) and can occur in various parts of the body.

Causes of Tumors

Uncontrolled cell division leading to tumor formation.

Tumors occur when cells divide and grow excessively. Factors contributing to tumor growth include genetic mutations, environmental factors, and lifestyle choices.

Symptoms and Diagnosis

Symptoms depend on the tumor's location and size. Diagnostic methods include imaging tests, biopsies, and blood tests.

Treatment and Prognosis

Treatment for tunnel vision focuses on managing the underlying cause. Tumor treatment may involve surgery, radiation therapy, chemotherapy, or a combination of these methods. The prognosis depends on various factors, including the type and stage of the tumor, as well as the individual's overall health.

External Links

• Mayo Clinic - Eye Conditions
• American Cancer Society - What Is Cancer?

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