Amnesia Essay

1235 Words5 Pages
What are the types of amnesia? There are many different types of amnesia. Below is a list of the most common ones: • Anterograde amnesia - the patient cannot remember new information. Things that happened recently, information that should be stored into short-term memory disappear. This is usually caused by brain trauma (brain damage from a blow to the head, for example). However, a patient with anterograde amnesia can remember data and events which happened before the injury. • Retrograde amnesia - often thought of as the opposite of anterograde amnesia. The patient cannot remember events that occurred before his/her trauma, but remembers things that happened after it normally. • Transient global amnesia - a temporary loss of all memory. The patient with transient global amnesia also finds it very hard to form new memories - he/she has severe anterograde amnesia. The loss of past memories is milder. This is a very rare form of amnesia. A transient global amnesia patient tends to be older, and usually has a vascular disease (a problem with the blood vessels). • Traumatic amnesia - memory loss caused by a hard blow to the head. People who lose their memory as the result of a car accident may have traumatic amnesia. People with traumatic amnesia may experience a brief loss of consciousness, or even go into a coma. In the majority of cases the amnesia is temporary - how long it lasts usually depends on how severe the injury is. Sports scientists say that amnesia is an important indicator of concussion. • Wernike-Korsakoff's psychosis - this type of memory loss is caused by extended alcohol abuse. The disorder tends to be progressive - it gradually gets worse and worse over time. Patients with Wernike-Korsakoff's psychosis also tend to have neurological problems, such as poor coordination, and the loss of feelings in the toes and fingers. It can also be caused

More about Amnesia Essay

Open Document