Symptoms may include:

• Memory loss: Forgetting the names of places and objects
• Misplacing items
• Repeating themselves regularly, such as asking the same question several times...

Schizophrenia

Very common

A mental disorder characterized by delusions, hallucinations, disorganized thoughts, speech and behavior.

Symptoms may include:

• Delusions
• Hallucinations and illusions
• Disordered thinking
• Disordered behaviour
• Flat affect- lack of emotional expression
• Agitation
• Inappropriate reactions
• Phobia
• Lack of pleasure or interest in activities
• Lack of motivation to do anything
• Decreased speech output

Traumatic brain injury

Common

A head injury causing damage to the brain by external force or mechanism. It causes long term complications or death.

Symptoms may include:

• Headache
• Nausea or vomiting
• Fatigue or drowsiness
• Problems with speech
• Dizziness or loss of balance
• Sensory problems: blurred vision, ringing in the ears
• Loss of coordination
• Profound confusion
• Loss of consciousness
• Coma

Fetal alcohol syndrome

Rare

A condition that results in the child's mental and physical defects due to the mother's alcohol consumption during pregnancy.

Symptoms may include:

• Having a small head
• Abnormal facial features such as small eyes, thin upper lip
• Height and weight that are below average
• Hyperactivity
• Lack of focus
• Poor coordination
• Delay in development
• Problems with vision
• Poor judgment
• Intellectual and learning disabilities
• Heart and kidney Problems
• Mood swings
• Deformed limbs or fingers