Severely reduced visual acuity
Severe reduction of the ability to see. On the 6m visual acuity scale, severe reduction is defined as less than 6/60 but at least 3/60. On the 20ft visual acuity scale, severe reduction is defined as less than 20/200 but at least 20/400. On the decimal visual acuity scale, severe reduction is defined as less than 0.1 but at least 0.05.
What is Severely reduced visual acuity?
Severely reduced visual acuity is a symptom that people may experience for many reasons. It can be related to infections, chronic conditions, injuries, medication effects, or other health changes. The presence of this symptom alone does not diagnose any condition.
If you have Severely reduced visual acuity that is severe, persistent, or accompanied by other warning signs, contact a qualified healthcare provider.
Possible conditions associated with Severely reduced visual acuity
The following conditions have been associated with Severely reduced visual acuity. Only a health professional can determine the underlying cause.
Hermansky-Pudlak syndrome 1
Any Hermansky-Pudlak syndrome in which the cause of the disease is a mutation in the HPS1 gene.
microcephaly, progressive, with simplified gyral pattern and cerebellar hypoplasia
microcephaly, progressive, with simplified gyral pattern and cerebellar hypoplasia is a medical condition that may be as...
multiple mitochondrial dysfunctions syndrome 9b
A mitochondrial dysfunction syndrome in which the cause of the disease is a mutation in the FDXR gene. It is characteriz...
Related symptoms
When to seek medical care
Seek urgent care if Severely reduced visual acuity is severe, sudden, or occurs with chest pain, difficulty breathing, confusion, severe weakness, or other serious symptoms.