Symptoms & Signs
The Brain
Diagnosis
5 A's
100

Forgetting recently learned information is an early example of this.

Short-term memory loss

100

This organ is primarily affected by Alzheimer’s disease.

The brain.

100

Doctors often begin diagnosing Alzheimer’s by reviewing this type of background information.

Medical history.

100

What is amnesia?

Memory loss

200

People with Alzheimer’s may lose track of this, including dates or seasons.

Time and place

200

Alzheimer’s mainly affects this type of ability, including remembering recent events.

Memory.

200

This type of exam checks reflexes, coordination, and balance to rule out other causes of symptoms.

Neurological exam.

200

What is aphasia?

Inability to express oneself through speech.

300

Mood changes like confusion, suspicion, or anxiety fall under this category.

Behavioral or personality changes.

300

This part of the brain, important for memory, is one of the first areas damaged.

The hippocampus.

300

A doctor may ask family members about changes in behavior and thinking to help make this type of evaluation.

Cognitive assessment.

300

What is anomia?

Inability to remember the name of things.

400

This stage of Alzheimer’s involves needing help with daily activities.

Terminal or late stage.

400

Alzheimer’s is classified as this type of disease, meaning it worsens over time.

A progressive disease.

400

These conditions must be ruled out because it can mimic Alzheimer’s symptoms but may be reversible with treatment.

Vitamin B12 deficiency, depression or thyroid disorders.

400

What is agnosia?

Inability to recognize familiar objects, people, tastes, sounds and other sensations.

500

Getting lost in a familiar place is a sign of difficulty with this ability.

Spatial awareness or orientation.

500

These abnormal protein clumps in the brain are a hallmark of Alzheimer’s.

Amyloid plaques.

500

This term describes a stage where cognitive decline is noticeable but not severe enough to interfere significantly with daily life, often preceding Alzheimer’s.

Mild Cognitive Impairment.

500

What is apraxia?

The misuse of objects or items because of the inability to properly identify them.

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