Greenlue Care · Alzheimer's

My mom was just diagnosed with Alzheimer's. What do we do now?

This guide is about my:

This explains how Alzheimer's care usually works in the US. It's educational, not medical advice. It won't diagnose your mom or tell you what's right for her. Use it to get ready for conversations with her care team, and take anything clinical back to them.

If you only read one thing

Your mom has Alzheimer's. Two things come first: make sure the diagnosis is right (ask what treatable causes were ruled out), and sign the legal paperwork now, while she still can, because capacity only fades from here. This is a long road, not an emergency, and doing those two things early makes every later step easier.

How old is your mom?
It changes the outlook and what to plan for. The guide adjusts below.

Your first job: the first weeks

An Alzheimer's diagnosis is frightening, but you have time to act well. Nothing has to be decided today, except to get two things moving.

Personalized Younger-onset Alzheimer's (under 65)? She may still be working, which makes the financial and legal planning below especially urgent, and people diagnosed younger tend to live longer with it. Ask the specialist about younger-onset support programs and, if she is early-stage, about the newer treatments below.
Personalized At 80+, the focus is comfort, safety, and dignity. Aggressive workups and newer drugs are often not the right fit; simpler goals usually serve her better. Make sure other health problems are well managed, since they affect quality of life as much as the Alzheimer's does.
Is any of this true for her?
Select all that apply. Each one changes what to focus on.

The diagnosis: things to consider

Alzheimer's is the most common cause of dementia. Diagnosing it is a process, not one test: memory and thinking tests, a brain scan (MRI), sometimes an amyloid PET scan or one of the newer blood tests, and, importantly, ruling out treatable look-alikes. Doctors describe it in stages, from mild (still largely independent) through a long middle stage to severe.

On treatment, be clear-eyed. The newer anti-amyloid drugs (lecanemab and donanemab) are only for early-stage disease with confirmed amyloid, are given by IV infusion, and modestly slow decline rather than stop or reverse it; they carry a real risk of brain swelling or small bleeds and need regular MRI monitoring, so they aren't right for everyone. Older medicines (donepezil and similar, plus memantine) can ease symptoms somewhat. Ask what fits her stage and health.

Personalized · Lives alone Living alone is the hardest situation with dementia. Safety gaps (the stove left on, medications muddled, wandering) tend to appear sooner than families expect. Start planning now for regular check-ins and more supervision, and treat "can she still be alone all day" as an open safety question for the care team.
Personalized · Still driving A dementia diagnosis should trigger a driving-safety assessment. She may drive safely for a while early on, but a doctor can order a professional driving evaluation (often by an occupational therapist). Focus the hard conversation on specific things you've seen, like getting lost or near-misses, not on the diagnosis alone.
Personalized · Wandering or getting lost About 6 in 10 people with dementia wander, and it can be dangerous. Put safeguards in now: ID jewelry or a wandering-response service like MedicAlert, door locks or alarms placed out of the usual sight line, and a recent photo and description kept ready in case she goes missing.

Before you leave the appointment, ask about these

The road ahead

Alzheimer's is cared for over years, and this is where your role really is. Here's the job, as a checklist.

Sort the paperwork first (while she still has capacity)

Make the home safe

Know what to watch for

Here's what MedlinePlus (the NIH's health service) says about when to contact the provider:

Contact the provider if "Alzheimer disease symptoms develop or a person has a sudden change in mental status" · "The condition of a person with Alzheimer disease gets worse" · "You are unable to care for a person with Alzheimer disease at home"

One thing worth knowing: a sudden jump in confusion over hours or days is often a treatable problem like a urinary or other infection, not the disease itself, and it deserves a same-day check. Go by what her own team tells you, and call 911 for any emergency.

Her day to day

What she'll need from you, and protecting yourself

Nearly all of it is coordination

Which is exactly what Greenlue carries with you:

What you'll be doingGreenlue
Keeping the diagnosis, records, and legal documents in one place the family can reach
Carrying her medication list across every appointment and hospital stay
Keeping specialist and follow-up appointments on track, with what to ask
Sharing the visiting and caregiving schedule so no one drops it or burns out
Watching for a sudden change (often a treatable infection) and low mood, and logging it

Common questions

How long do people live after an Alzheimer's diagnosis?

On average about four to eight years after diagnosis, though the range is wide and some people live much longer. Age and overall health drive most of the difference, so a younger, otherwise healthy person tends to live longer. Alzheimer's is progressive and eventually fatal, but the timeline varies enormously.

What should we do first after an Alzheimer's diagnosis?

Two things. Make sure the diagnosis is right, including ruling out treatable causes of memory loss like thyroid problems, B12 deficiency, depression, and medication side effects. And sign the legal paperwork now, while she still has capacity: a healthcare proxy, financial power of attorney, and advance directive.

Can my mom still live alone with Alzheimer's?

Usually only in the early stage, and not for long. Safety issues like wandering, leaving the stove on, and mismanaging medications tend to make supervision necessary sooner than families expect. How long she can live alone is a safety judgment made with her care team, not just a matter of willingness.

You're not alone. Greenlue is here to help.

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Sources

This is educational content, not medical advice.