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Related Concept Videos

Hearing01:31

Hearing

When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.
Visual Agnosia01:12

Visual Agnosia

Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round end"...
Auditory Perception01:17

Auditory Perception

The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the cochlea, a...
Prosopagnosia01:24

Prosopagnosia

Prosopagnosia, also known as face blindness, is the inability to recognize faces. In severe cases, individuals with prosopagnosia may not recognize close family members, including parents and spouses, by their faces. For instance, someone with prosopagnosia might walk past their child in a crowd, only realizing their mistake upon noticing their child's distinctive backpack or favorite jacket. Prosopagnosia specifically impairs facial recognition, while the recognition of other objects or...
Perceiving Loudness, Pitch, and Location01:21

Perceiving Loudness, Pitch, and Location

The human brain perceives pitch through two primary mechanisms reflected in place theory and frequency theory. Each mechanism describes how sound waves are interpreted as specific pitches by the brain, offering insights into the intricate processes of auditory perception.
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by identifying...
The Cochlea01:13

The Cochlea

The cochlea is a coiled structure in the inner ear that contains hair cells—the sensory receptors of the auditory system. Sound waves are transmitted to the cochlea by small bones attached to the eardrum called the ossicles, which vibrate the oval window that leads to the inner ear. This causes fluid in the chambers of the cochlea to move, vibrating the basilar membrane.

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Related Experiment Video

Updated: Jun 27, 2026

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss
09:44

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss

Published on: January 25, 2016

Goya's deafness.

P E M Smith1, C N Chitty, G Williams

  • 1The Epilepsy Unit, University Hospitalof Wales, Cardiff CF144XW, UK. SmithPE@cardiff.ac.uk

Practical Neurology
|November 19, 2008
PubMed
Summary
This summary is machine-generated.

Francisco Goya experienced acute illness leading to profound deafness, but continued his artistic career. Rare conditions like Susac's or Cogan's syndrome are more likely diagnoses than Vogt-Koyanagi-Harada syndrome.

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Last Updated: Jun 27, 2026

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Area of Science:

  • Neurology
  • Art History

Background:

  • Francisco Goya, a renowned Spanish artist, suffered an acute illness at age 46, resulting in profound deafness, tinnitus, unsteadiness, and visual disturbances.
  • Historical accounts suggest a milder, similar episode two years prior, indicating a potentially relapsing condition.

Discussion:

  • The previously proposed diagnosis of Vogt-Koyanagi-Harada syndrome for Goya's illness is not well-supported by the available historical evidence.
  • Considering the symptom complex and relapsing nature, rare neurological conditions such as Susac's syndrome or Cogan's syndrome are presented as more plausible explanations for Goya's condition.

Key Insights:

  • Re-evaluation of Goya's documented illness suggests alternative diagnoses beyond Vogt-Koyanagi-Harada syndrome.
  • Susac's syndrome and Cogan's syndrome emerge as stronger possibilities, aligning better with the described neurological and auditory symptoms.

Outlook:

  • Further interdisciplinary research could refine the understanding of Goya's medical history.
  • This analysis highlights the importance of critically assessing historical medical cases with modern diagnostic criteria.