Clinician handoff
Burnout
Designed for a 60-second scan in primary care. Use this to explain why this theory fits, what would weaken it, and which tests are most worth discussing.
Why this still fits
My brain fog is happening in the context of chronic overload, mental exhaustion, and reduced resilience. I want to separate burnout from depression, sleep disorders, thyroid problems, and other treatable overlaps before settling on a plan.
What would weaken it
- -No relationship to chronic stress load, overwork, caregiving strain, or long periods of psychological depletion.
- -The fog is strongly positional, meal-linked, hormone-linked, or clearly tied to sleep apnea or another medical cause.
- -Adequate rest and reduced load do nothing, while another cause explains the surrounding symptoms better.
- -Fog and low mood persist equally on days off and workdays - this points more toward depression than burnout.
Key points to communicate
- •I want to know whether this is true burnout or burnout sitting on top of a medical problem.
- •Please separate chronic stress depletion from depression, sleep disorders, thyroid problems, and anemia.
- •If burnout is part of the answer, I want practical recovery steps, not just advice to push less.
- •Please separate metabolic, sleep, autonomic, mood disorder, and medication overlap before narrowing to one cause.
Bring this to the visit
- •A description of your work/life load: hours, caregiving, financial stress, how long at this pace.
- •Sleep log for the past two weeks: hours, quality, whether you can disconnect at night.
- •A note about what has changed: when did the fog start relative to the workload increase?
- •List of any physical symptoms: chronic headaches, GI issues, chest tightness, muscle tension.
Useful screening structure
- -MBI (Maslach Burnout Inventory) or CBI (Copenhagen Burnout Inventory) for structured assessment.
- -PHQ-9 because burnout and depression overlap substantially in cognitive symptoms.
- -Cortisol testing (morning cortisol, DHEA-S) if HPA axis dysregulation is suspected.
Tests and measurements to discuss
PHQ-9 (depression screening - the most important differential for burnout)
What this helps clarify: Depression screening - overlap with brain fog symptoms
Range context
Score <5
How to use the result
Save the result with date and symptoms from the same week.
Maslach Burnout Inventory or Burnout Assessment Tool (formal burnout screening)
Thyroid panel (TSH, free T4 - chronic stress can affect thyroid function)
What this helps clarify: This panel helps frame whether the story fits thyroid slowdown, conversion issues, or a closer competitor cause before you default to broad lifestyle explanations.
Range context
Panel context
How to use the result
Ask which thyroid number best fits the way your fog shows up day to day.
Morning cortisol (HPA axis assessment)
What this helps clarify: Stress hormone - too high or too low impairs cognition
Range context
10–20 mcg/dL (AM)
How to use the result
Save the result with date and symptoms from the same week.
CBC (complete blood count)
Iron/ferritin (chronic stress can disrupt eating patterns affecting iron status)
What this helps clarify: Iron storage marker that can affect energy, focus, and cognition.
Range context
40-100 ng/mL
How to use the result
Save the result with date and symptoms from the same week.
Vitamin D, B12
What this helps clarify: Severe deficiency doubles dementia risk
Range context
40–60 ng/mL
How to use the result
Save the result with date and symptoms from the same week.
CRP (C-reactive protein - chronic stress inflammation marker)
What this helps clarify: General inflammation marker - less sensitive than hs-CRP
Range context
<3.0 mg/L
How to use the result
Save the result with date and symptoms from the same week.
Fasting glucose or HbA1c (if metabolic overlap suspected)
What this helps clarify: Higher fasting glucose impairs executive function
Range context
70–85 mg/dL (optimal)
How to use the result
Save the result with date and symptoms from the same week.
Burnout Assessment Tool (BAT) or MBI
The BAT explicitly measures cognitive impairment as a core burnout dimension alongside exhaustion, mental distance, and emotional impairment.
What this helps clarify: The BAT explicitly measures cognitive impairment as a core burnout dimension alongside exhaustion, mental distance, and emotional impairment.
Medical Rule-Outs (thyroid, CBC, ferritin, B12, D, cortisol, CRP)
Burnout symptoms overlap significantly with thyroid dysfunction, anemia, and nutrient deficiencies. Normal results mean the cause is functional, not structural.
What this helps clarify: Iron storage marker that can affect energy, focus, and cognition.
Range context
40-100 ng/mL
How to use the result
Save the result with date and symptoms from the same week.
Questions to ask directly
- •Does this look like burnout, or could there be an underlying medical cause I should test for?
- •Should we screen for thyroid, anemia, or sleep disorders before concluding this is burnout?
- •What's a reasonable recovery timeline if I make real changes to my workload?
- •Would a formal leave of absence or occupational health referral be appropriate?
Functional impact snapshot
- -Rate cognitive function on rest days vs work days - is there a clear difference?
- -Track whether vacations actually help, or whether the fog returns immediately on re-entry.
- -Note which domain is most affected: decision fatigue, emotional regulation, memory, or motivation.
Escalate instead of self-managing if
- •Suicidal ideation, substance abuse to cope, or complete functional breakdown.
- •Chest pain, severe insomnia for days, or panic attacks that feel like cardiac events.
- •Cognitive errors at work that endanger yourself or others (medical, driving, machinery).
Peer-reviewed references