•Dr Priscilia Imade
Ptosis, pronounced “TOH-sis,” refers to the drooping of the upper eyelid, leading to a partially obstructed field of vision and altered facial appearance.
This condition can occur unilaterally (affecting one eye) or bilaterally (affecting both eyes) and may vary in severity.
Causes and Types
Ptosis can be classified based on its underlying causes:
Congenital Ptosis: Present at birth and often due to underdeveloped or weak eye muscles responsible for lifting the eyelid.
Acquired Ptosis: Develops later in life and can be caused by various factors, including:
Aging: Weakening of the muscles and tissues supporting the eyelids.
Neurological conditions: Nerve damage or disorders affecting eyelid muscle function.
Trauma: Injuries to the eye area or eyelid muscles.
Medical conditions: Conditions like myasthenia gravis or Horner syndrome.
Eyelid weight: Growth or swelling within the eyelid, such as a cyst or tumor, causing it to droop.
Symptoms and Presentation
The signs and symptoms of ptosis may include:
•Drooping upper eyelids, which may partially or completely cover the pupil.
•Difficulty keeping the eyes open, especially during prolonged periods of reading or focused tasks.
•Eyestrain and fatigue due to compensatory efforts to lift the eyelids.
•Reduced visual field, particularly in severe cases where the eyelid significantly obstructs vision.
Impact on Vision and Functioning
Ptosis can have several implications for vision and daily functioning:
Visual Obstruction: The drooping eyelid can obstruct the upper part of the visual field, leading to difficulties in tasks that require full peripheral vision.
Eyestrain and Fatigue: Constant efforts to lift the eyelids can result in eye fatigue, headaches, and discomfort.
Aesthetics and Self-esteem: Ptosis can affect facial symmetry and expressions, impacting self-confidence and social interactions.
Management and Treatment
The management of ptosis depends on its underlying cause, severity, and impact on vision:
Conservative Measures: In mild cases or when the drooping is minimal, strategies such as using eyeglasses with a higher prescription on one side or adjusting head position may be sufficient.
Eyelid Ptosis Surgery: For more severe or persistent cases, surgical intervention may be recommended. The goal of surgery is to elevate the drooping eyelid and improve both vision and aesthetics.
Treatment of Underlying Conditions: If ptosis is secondary to an underlying medical condition or neurological disorder, addressing the root cause is crucial for comprehensive management.
*Dr Priscilia Imade is CEO, Modern Eye Clinic, Lagos. E-mail: moderneyecliniclagos@gmail.com Another edition of the column returns on Monday in The Frontier.
