What are the stages of Alzheimer's disease?

I don't know

short term memory loss

My Mom is in 4th stage which near the end. She has no control over anything. She doesn't even know me at all.Even I am with her more than 4 hours. She cries all the time,very combative, very stubborn. This is what I have been told.

Stages of Dementia

Early Stage

• 1 No difficulties noticed by the person or by other people
• 2 Forgetfulness stage
• Misplaces familiar objects, forgets names of friends
• May experience some difficulties in demanding social / occupational situations
• 3 Early Confusional Stage: Mild Cognitive Decline
• Getting lost in unfamiliar places
• Leaving tasks unfinished
• Difficulties remembering the right word for an object
• May be unable to interpret, access, sort or condense information
• May become worried that s/he is not coping
• 4 Late Confusional Stage: Moderate Cognitive Decline
• Changes become obvious to family and friends
• Behaviour may be unusual enough to cause alarm
• Concentration may become a problem
• May become disorientated away from familiar surrounding
• 5 Moderately Severe Cognitive Declline
• May recognise a person as being familiar but not be able to remember exactly what the relationship to that person is; beyond that may not be able to recognise people who are quite well known and may deny having ever met them
• Difficulty recalling address, phone number, day of the week etc
• Confused in familiar surroundings

Middle Stage Dementia

• 6 May still know own name, depends on others for day-to-day needs
• May become incontinent
• Personality / emotional changes - delusions, agitation, aggression
• Obsessive or repetitive behavior
• Lost sense of self, may become clingy

Late Stage Dementia

• 7 Verbal communication breaks down
• Loses ability to speak, understand, walk or maintain a sitting position
• Probably incontinent and swallowing reflex may be lost
• May have become very passive