Inability to read small words held at usual distance is a primary feature of?

Appeared in: NHM UP Staff Nurse - 2017

Explanation

Presbyopia is an age-related condition where the eye's lens loses its elasticity and the ciliary muscles lose their power of accommodation.
This physiological change makes it difficult for the eye to focus on near objects, such as small print in a book or on a phone.
A classic sign is the need to hold reading material farther away (at arm's length) to see it clearly, as described in the question.
It is a natural part of the aging process and typically becomes noticeable in the early to mid-40s.

Option A: Myopia, or nearsightedness, is characterized by the ability to see near objects clearly, but distant objects appear blurry.
Option B: Astigmatism causes blurred or distorted vision at all distances (both near and far) due to an irregular curvature of the cornea or lens.
Option D: A cataract is a clouding of the eye's lens, which leads to an overall decrease in vision, increased glare (especially at night), and faded color perception, rather than a specific difficulty with near focus.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Refractive Errors and Age-Related Vision Changes as background academic context rather than a clinical decision trigger.
Nurses play a key role in identifying signs of vision changes during routine assessments. Asking patients if they are holding reading materials farther away can be a simple screening question for presbyopia.
Patient education is crucial. Nurses can reassure patients that presbyopia is a normal part of aging and explain the function of corrective options like reading glasses, bifocals, or progressive lenses.
It's important to differentiate age-related changes from pathological ones. While presbyopia is normal, sudden vision changes should always be evaluated promptly to rule out serious conditions.

How to Approach the Question

First, identify the core symptom presented in the question stem: 'Inability to read small words held at usual distance'.
Recognize that this symptom specifically describes a problem with near vision.
Systematically evaluate each option based on its primary effect on vision.
Eliminate Myopia, as it primarily affects distance vision.
Eliminate Astigmatism, as it typically causes distortion at all distances.
Eliminate Cataract, as it causes a general cloudiness and glare, not just a focusing issue for near objects.

Concept Tested & Keywords

QjZEefllQTSAsHrE69ezdV

E6 Nursing Brunner Adult Health 3SA Vol 2 Part 1 p. 88-90

E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 1720-1722

Practise the full NHM UP Staff Nurse - 2017

Attempt every question from this paper in a timed mock, then review the full solution for each one.