Differentials

Dementia

SIGNS / SYMPTOMS
INVESTIGATIONS
SIGNS / SYMPTOMS

Patients may present with delusions or paranoia and failure to thrive.

INVESTIGATIONS

Further evaluation with home health agency and psychiatrist involvement may assist in the diagnosis. Caution needs to be exercised in patients with dementia with paranoia who may falsely accuse a caregiver of theft or abuse.

Falls in older adults

SIGNS / SYMPTOMS
INVESTIGATIONS
SIGNS / SYMPTOMS

Identifying the circumstances surrounding the fall and the symptoms associated with the fall helps to determine the underlying cause.

INVESTIGATIONS

Evaluation of neurologic issues and other sensory systems can help with the evaluation of recurrent falls. Injury should be consistent with type of fall.

Medication nonadherence

SIGNS / SYMPTOMS
INVESTIGATIONS
SIGNS / SYMPTOMS

Features of underlying illness re-emerge (e.g., hypertension, thyroid disease, diabetes mellitus).

INVESTIGATIONS

Tests may indicate poor control of underlying disease.

Previous history suggestive of nonadherence is helpful in delineating this issue. There is great potential for misuse with opioids and tranquilizers.

Substance misuse

SIGNS / SYMPTOMS
INVESTIGATIONS
SIGNS / SYMPTOMS

Behavioral symptoms are caused by the direct physiologic effects of substance use or as a result of substance withdrawal.

INVESTIGATIONS

Urine and blood testing for illicit substances.

Depression

SIGNS / SYMPTOMS
INVESTIGATIONS
SIGNS / SYMPTOMS

May present with severe cognitive disturbance (memory deficits) as a result of the depression.

INVESTIGATIONS

Further evaluation with home health agency and psychiatrist involvement may assist in the diagnosis.

It is recommended that clinicians use specific diagnostic testing for older people (e.g., the Geriatric Depression Scale) or for older people with cognitive impairment (e.g., the Cornell Scale for Depression in Dementia). Cornell Scale for Depression in Dementia Opens in new window

Use of this content is subject to our disclaimer