What is Mixed Dementia?

Category: Alzheimer's | Medical Information | Memory Care

Learning you or a loved one has developed dementia can create a mixture of powerful emotions. Many often resort to sifting through an abundance of information to gain knowledge about this diagnosis, and it can quickly become an overwhelming task. At Haven Health, we feel you should be able to achieve the knowledge you need without the added anxiety of hours of repeated information.

A doctor reviewing brain scans of a patient with mixed dementia.

What are the types of dementia?


Alzheimer’s is a progressive, degenerative brain disorder that is the most common cause of dementia and primarily affects older adults. Alzheimer’s disease is characterized by the gradual decline of cognitive and memory functions, affecting a person’s ability to think, reason, remember, and perform daily tasks. It is caused by protein buildup around brain cells. 

Key features and aspects include:

  • Memory impairment: One of the hallmark symptoms is the progressive loss of short and long-term memory. Individuals with Alzheimer’s often have trouble recalling recent events and eventually struggle to recall even the most familiar aspects of their lives. 
  • Cognitive decline: Alzheimer’s disease leads to difficulties in thinking, problem-solving, and decision-making. As the condition advances, individuals may have trouble with language, spatial orientation, and executive functions. 
  • Behavioral changes: This disease can also result in changes in behavior and personality, including mood swings, irritability, depression, and aggression
  • Physical symptoms: It is not uncommon in the later stages to experience physical impairments, mobility issues, difficulty swallowing, and a loss of control over the bladder and bowels

Alzheimer’s not only impacts the individual but also places a significant burden on caregivers and families. Providing care and support for someone with Alzheimer’s can be emotionally and physically demanding. At Haven Health, our experienced and knowledgeable team can help carry the burden by providing comprehensive memory care and support to those in need.

Vascular dementia

Vascular dementia is attributed to a constriction of the blood supply throughout the brain. This is often the result of a stroke, which blocks major blood vessels present in the brain. These changes can impair cognitive function and cause memory problems, difficulty thinking, and other cognitive deficits. Vascular dementia is generally considered a progressive condition.  

Key characteristics and aspects include:

  • Symptoms: 
    • Difficulties with memory, problem-solving, and decision-making
    • Impaired judgment
    • Language deficits
    • Changes in mood or behavior
  • Risk factors:
    • Age
    • Hypertension
    • Diabetes
    • Smoking
    • High cholesterol
    • A history of stroke or heart disease
  • Prevention:
    • Controlling blood pressure
    • Maintaining a healthy diet
    • Regular physical activity
    • Abstaining from smoking

Vascular dementia often co-occurs with other forms of dementia, which can make diagnosis and treatment more complex. Timely intervention and lifestyle modifications are crucial in managing vascular dementia. Support from healthcare professionals and a caring environment can be a significant benefit for individuals with his condition. 

Memory care at Haven Health.

Lewy Body Dementia

The second most common neurodegenerative dementia, Lewy Body Dementia, is the progressive decline of cognitive functioning. Characterized by the presence of abnormal protein deposits called Lewy bodies in the brain. These deposits disrupt normal functioning, leading to a range of cognitive, motor, and psychiatric symptoms. This condition can be challenging to diagnose due to its overlapping features with other dementias. 

Key features and aspects:

  • Cognitive symptoms:
    • Fluctuating attention and alertness
    • Memory problems
    • Difficulties with planning and decision-making
    • Hallucinations
  • Motor symptoms:
    • Tremors
    • Rigidity
    • Slow movement
  • Psychiatric symptoms:
    • Depression
    • Anxiety
    • Agitation
    • Delusions 
  • Sensitivity to medications:
  • People with LBD are often highly sensitive to medications

Managing LBD typically involves a multidisciplinary approach, and supportive care can significantly improve quality of life. 

Other types of dementia

  • Dementia from Parkinson’s disease
  • Frontotemporal dementia (Pick’s disease)
  • Creutzfeldt-Jakob disease

What is memory care? 

Memory care refers to a specialized form of long-term care designated to meet the specific needs of individuals with dementia or cognitive impairments. These programs are tailored to provide a secure and supportive environment that promotes the well-being and safety of residents with memory-related challenges. 

Memory care services at Haven Health are provided by professionals with a deep understanding of the unique needs and challenges associated with dementia. Our structured daily routines and activities provide a sense of familiarity. At Haven Health, we offer peace of mind, ensuring your loved one receives specialized care from competent professionals and catering to the resident’s unique needs.

Learn more about memory care at Haven Health.

How to test for early signs of dementia

There is no single definitive test for dementia. Testing for early signs of dementia involves a combination of medical and cognitive assessments:

  • Medical history and physical examination
  • Cognitive assessment
  • Neuropsychological testing
  • Brain imaging
  • Blood tests
  • Assessment of daily functioning
  • Psychiatric evaluation
  • Caregiver or family input
  • Monitoring dementia signs over time

Can dementia be cured?

While there is no cure for dementia, there are some treatments and interventions that help manage symptoms and slow progression: 

  • Medications
  • Cognitive stimulation therapy
  • Exercise
  • Supportive care
  • Behavioral and psychological therapy
  • Comorbid condition management

Mixed dementia

A nurse holding the hands and comforting a patient with mixed dementia.

Mixed dementia is a complex and challenging condition that touches the lives of individuals and their loved ones. It embodies a fusion of different forms of dementia, creating a unique and multifaceted landscape of cognitive decline. It is essential to approach the subject with empathy and compassion. It is only through understanding, support, and care that we can provide solace to those affected by this intricate and perplexing condition. 

Mixed dementia can lead to a more rapid cognitive decline and more complex clinical presentation than single-type dementia. The causes of mixed dementia can vary but often involve a combination of factors, including accumulation of amyloid plaques and tau tangles and damage to blood vessels in the brain.

Mixed dementia illustrates the importance of tailored dementia care and support for individuals affected by this multifaceted condition, as treatment and management strategies may need to address the unique challenges posed by the coexistence of different dementia types.

Contact Haven Health to learn how we provide the best memory care in the area. 


Alzheimer’s Society. (2018). What is mixed dementia?

Mayo Clinic. (2021). Vascular dementia.

NIH. (2021). What Is Lewy Body Dementia? Causes, Symptoms, and Treatment.