Achromatopsia
Achromatopsia: Introduction
Achromatopsia: Patients who have achromatopsia (sometimes called achromatopia) do not have normal "cone vision.". Although the term may refer to acquired disorders such as color agnosia and cerebral achromatopsia, it typically refers to an autosomal recessive congenital color vision disorder, the inability to perceive color AND to achieve satisfactory visual acuity at high light levels (typically exterior daylight).
More detailed information about the symptoms,
causes, and treatments of Achromatopsia is available below.
Symptoms of Achromatopsia
- Colour blindness
- Visualising colour as grey
- Difficulty recognising faces (prosopagnosia)
- Weakness of one side of body (hemiparesis)
- Sensory loss of one side of body
- more symptoms...»
See full list of 27
symptoms of Achromatopsia
Achromatopsia: Complications
Read more about complications of Achromatopsia.
Disease Topics Related To Achromatopsia
Research the causes of these diseases that are similar to, or related to, Achromatopsia:
Medical Textbooks Online about Achromatopsia
Medical Books Excerpts
- Vision loss
- "Professional Guide to Signs & Symptoms (Fifth Edition)" (2006)
- [ read ]
- Vision loss
- "Alarming Signs and Symptoms: Lippincott Manual of Nursing Practice Series" (2007)
- [ read ]
- Vision loss
- "Signs & Symptoms: A 2-in-1 Reference for Nurses" (2007)
- [ read ]
Book excerpts: Copyright © 2008 Lippincott Williams & Wilkins. All rights reserved.
Wrongly Diagnosed with Achromatopsia?
Causes of Achromatopsia
- Malfunction of the retinal phototransduction pathway
- Genetic causes of this are mutations in the cone cell cyclic nucleotide-gated ion channels CNGA3 (ACHM2) and CNGB3 (ACHM3) as well as the cone cell transducin, GNAT2 (ACHM4)
- Acquired- Acquired achromatopsia/dyschromatopsia is a condition associated with damage to the diencephalon (primarily the thalamus of the mid brain) or the cerebral cortex (the new brain)
- more causes...»
Read more about causes of Achromatopsia
More information about causes of Achromatopsia:
Treatments for Achromatopsia
See full list of 8
treatments for Achromatopsia
News Archives for Achromatopsia
Medical news articles related to Achromatopsia include:
Source: HealthDay News
Videos for Achromatopsia
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Definitions of Achromatopsia:
Severely deficient color perception, typically with monochromacy and reduced visual acuity. The atypical form can include normal visual acuity with pseudomonochromacy.
- (Source - Diseases Database)
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