Face blindness, also known as facial agnosia, refers to cognitive impairment that makes it impossible to recognize or distinguish between faces. This symptom is usually divided into two types: congenital face blindness and acquired face blindness.
Congenital face blindness, also known as developmental face blindness, refers to a defect in facial recognition that has existed since childhood. This symptom may be caused by a single autosomal dominant gene mutation, resulting in a patient lacking normal face recognition. People with congenital face blindness may have difficulty recognizing the faces of relatives, friends, or even different people.
Acquired face blindness, also known as acquired face blindness, is usually caused by brain damage or disease caused by acquired factors. This symptom may be due to damage to the brain area related to facial processing due to stroke, traumatic brain injury, degenerative changes of the nervous system, etc., so that it is unable to function properly and recognize the person's face. Unlike congenital face blindness, acquired face blindness may present symptoms after the onset of the disease and may improve as the condition improves.
There is currently no particularly good way to treat face blindness. Some patients can improve their facial recognition abilities through ** training, such as alternative training and functional training. In addition, avoiding excessive mental stress can also help improve the condition. For face blindness caused by a disease, it needs to be done on a case-by-case basis**.