際際滷

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2018-03-05 1
By Zainab Muhammed Ali
Second stage

 Can be defined as a dense loss of memory for recent events
but with preserved intelligence and personality ,memory
can be either totally or partially lost according to the extent
of damage that was caused
2018-03-05 2
Amnesia?

2018-03-05 3
The extend of lost memories

2018-03-05 4
Types and storage of memory

 French psychologist Theodule Armand Ribot
(Ribots law)
 Patient H.M
 Patient R.B
 Patient G.D
2018-03-05 5
History of amnesia

2018-03-05 6
Clinical presentation of an
amnesic patient
.
 While some forms of memory are devastated other
forms may be relatively spared
 Patients suffer from learning new information
 A patients may suffer from confabulation
 a patient may suffer from other associated
neurological problems
 There may be also problems with the short term
memory

 is a form of acute memory loss as temporal yet
almost total disruption of short term memory
 A person has no signs of impaired cognitive function
but recalls only the last few moments of
consciousness
 Tends to occur in middle age or elderly patients
2018-03-05 7
Specific forms of amnesia
Transients global amnesia

 It is the inability of adults to recall episodic
memories before the age of 2-4 years ,as well as the
period before age 10 of which adults retain fewer
memories than might otherwise be expected given
the passage of time
2018-03-05 8
Specific forms of amnesia
Infantile amnesia

 As many as two third of older persons experience
mild difficulties in recalling names ,numbers, and
other facts termed benign senescent forgetfulness
 By the year 2030 ,the proportion of our population
older than 65 will have increased from its present
to 20%
2018-03-05 9
Specific forms of amnesia
Age related memory changes

 Is a state of confusion following a traumatic brain
injury.
 The patient is unable to remember the events after
the injury.
 Amnesia for identity, place and time.
 when Post traumatic amnesia is resolved the
consciousness remains clouded due to associated
confusion
2018-03-05 10
Specific forms of amnesia
Post traumatic amnesia

 Amnesic disorder caused by thiamine deficiency.
 Usually associated with chronic ingestion of alcohol
 Short term memory remains normal, but the patient
have difficulty to recall a past story, or with
unrelated words as well as complicated patterns
 It may be related to bilateral degeneration of the
dorso-medial thalamic nuclei.
2018-03-05 11
Specific forms of amnesia
Korsakoffs syndrome

 It is a rare but probably underdiagnosed
neurological condition which manifests as relatively
brief and generally recurring episodes of amnesia
 Caused by underlying temporal lobe epilepsy
2018-03-05 12
Specific forms of amnesia
Transient epileptic amnesia

 Alcohol blackout
 Drug induced amnesia
 Brain tumour
 Post encephalitic amnesia
 Source amnesia
 Cerebrovascular disease
2018-03-05 13
Specific forms of amnesia
others

 Cognitive behaviour therapy
 Treatment of the underlying cause
 Treatment of concomitant psychiatric illness
2018-03-05 14
Treating amnesia

 Amnesia is an organic memory loss condition caused
by brain damage to memory related areas of the
brain
 There are two types of memory
 The extent of the lost memory differs
 We can identify specific forms of amnesia :infantile ,
age related ,korsakoffs syndrome etc
 Amnesia usually resolve itself with out treatment
although sometimes treatment would be necessary
2018-03-05 15
In summary

2018-03-05 16

More Related Content

Amnesia 2018

  • 1. 2018-03-05 1 By Zainab Muhammed Ali Second stage
  • 2. Can be defined as a dense loss of memory for recent events but with preserved intelligence and personality ,memory can be either totally or partially lost according to the extent of damage that was caused 2018-03-05 2 Amnesia?
  • 3. 2018-03-05 3 The extend of lost memories
  • 4. 2018-03-05 4 Types and storage of memory
  • 5. French psychologist Theodule Armand Ribot (Ribots law) Patient H.M Patient R.B Patient G.D 2018-03-05 5 History of amnesia
  • 6. 2018-03-05 6 Clinical presentation of an amnesic patient . While some forms of memory are devastated other forms may be relatively spared Patients suffer from learning new information A patients may suffer from confabulation a patient may suffer from other associated neurological problems There may be also problems with the short term memory
  • 7. is a form of acute memory loss as temporal yet almost total disruption of short term memory A person has no signs of impaired cognitive function but recalls only the last few moments of consciousness Tends to occur in middle age or elderly patients 2018-03-05 7 Specific forms of amnesia Transients global amnesia
  • 8. It is the inability of adults to recall episodic memories before the age of 2-4 years ,as well as the period before age 10 of which adults retain fewer memories than might otherwise be expected given the passage of time 2018-03-05 8 Specific forms of amnesia Infantile amnesia
  • 9. As many as two third of older persons experience mild difficulties in recalling names ,numbers, and other facts termed benign senescent forgetfulness By the year 2030 ,the proportion of our population older than 65 will have increased from its present to 20% 2018-03-05 9 Specific forms of amnesia Age related memory changes
  • 10. Is a state of confusion following a traumatic brain injury. The patient is unable to remember the events after the injury. Amnesia for identity, place and time. when Post traumatic amnesia is resolved the consciousness remains clouded due to associated confusion 2018-03-05 10 Specific forms of amnesia Post traumatic amnesia
  • 11. Amnesic disorder caused by thiamine deficiency. Usually associated with chronic ingestion of alcohol Short term memory remains normal, but the patient have difficulty to recall a past story, or with unrelated words as well as complicated patterns It may be related to bilateral degeneration of the dorso-medial thalamic nuclei. 2018-03-05 11 Specific forms of amnesia Korsakoffs syndrome
  • 12. It is a rare but probably underdiagnosed neurological condition which manifests as relatively brief and generally recurring episodes of amnesia Caused by underlying temporal lobe epilepsy 2018-03-05 12 Specific forms of amnesia Transient epileptic amnesia
  • 13. Alcohol blackout Drug induced amnesia Brain tumour Post encephalitic amnesia Source amnesia Cerebrovascular disease 2018-03-05 13 Specific forms of amnesia others
  • 14. Cognitive behaviour therapy Treatment of the underlying cause Treatment of concomitant psychiatric illness 2018-03-05 14 Treating amnesia
  • 15. Amnesia is an organic memory loss condition caused by brain damage to memory related areas of the brain There are two types of memory The extent of the lost memory differs We can identify specific forms of amnesia :infantile , age related ,korsakoffs syndrome etc Amnesia usually resolve itself with out treatment although sometimes treatment would be necessary 2018-03-05 15 In summary