Chronic Fatigue Syndrome DBQ explained

What this DBQ covers

The Chronic Fatigue Syndrome DBQ asks the clinician to assess a specific diagnosis, including the form's diagnostic requirements and evaluation of other conditions that can cause similar symptoms. Persistent tiredness alone is not the same as a documented CFS diagnosis. The questionnaire also records symptoms, treatment, and changes in activity. These findings need a medical assessment rather than a self-selected label based on one symptom.

The important sections, explained

Diagnosis and other possible explanations

The history section asks whether other clinical conditions that can produce similar symptoms have been excluded as far as possible through history, examination and testing. That is part of the clinician's diagnostic assessment. Feeling tired for a long time does not by itself establish chronic fatigue syndrome. Bring the evaluations already performed, including relevant treatment history, and identify conditions still under investigation. Do not interpret an unrevealing test as proof of CFS on its own.

Read the official form: page 2

Changes from your earlier activity level

The form asks about the pattern of symptoms, cognitive effects and restrictions compared with the pre-illness activity level. Explain concrete before-and-after examples rather than calculating a percentage yourself. Describe the task, how much you can ordinarily do now and what recovery is needed. Distinguish choosing to rest from medically directed care where the form asks about specific treatment. The examiner assesses the extent and attribution of the limitations using the whole history.

Read the official form: page 3

How to prepare useful information

Bring the records from the diagnostic evaluation, relevant testing, and treatment history. Describe your usual activity before illness and what you can do now, using ordinary tasks and realistic timeframes. Explain symptom changes after activity and how long recovery takes when relevant. The form distinguishes activity restriction and defined incapacitating episodes, so use treatment records and accurate descriptions rather than assuming that resting at home meets every clinical definition.

Records to gather

Start with records you already have. Bring the relevant information to your clinician and explain any gaps or uncertain dates.

• Records of the diagnostic evaluation and assessment of other possible causes
• Treatment history and relevant existing test results
• Examples of reduced activity, recovery time, and documented episode-related care

A detail that is easy to miss

Do not compare your current function only with an unusually active day from years ago. Use a realistic earlier routine and explain variation now. Keep sleep problems, medication effects and other diagnoses visible rather than assuming every limitation comes from CFS. If records document prescribed rest or other treatment, bring those instructions instead of inferring them from your own coping routine.

Find your way around the official form

These section headings come from the linked VA PDF. Each link opens the page where the section begins. Read the form's own instructions for the full questions and any required attachments.

1. SECTION I - DIAGNOSISPage 1
2. SECTION II - MEDICAL HISTORYPage 2
3. SECTION III - FINDINGS, SIGNS AND SYMPTOMSPage 3
4. SECTION IV - OTHER PERTINENT PHYSICAL FINDINGS, SCARS, COMPLICATIONS, CONDITIONS, SIGNS AND/OR SYMPTOMSPage 4
5. SECTION V - DIAGNOSTIC TESTINGPage 4
6. SECTION VI - FUNCTIONAL IMPACTPage 5
7. SECTION VII - REMARKSPage 5

Who completes the clinical sections?

The healthcare provider completes the clinical assessment, identifies the records reviewed, and signs the questionnaire. You can gather records and describe symptoms and daily limitations. Measurements, diagnoses, and clinical conclusions belong to the examiner.

Check the official form's instructions with your provider before the appointment, including any examination or testing requirements. VA does not pay or reimburse the costs of having a private DBQ completed or submitted.

A completed DBQ can help document the medical condition. Whether it also answers a particular service-connection question depends on its content and the other evidence. VA may verify the form or request another examination.

Common questions

Does ongoing fatigue automatically qualify as chronic fatigue syndrome?

No. The form sets out diagnostic requirements and asks about excluding other conditions that can produce similar symptoms. A clinician must assess that evidence. Your account of fatigue and reduced activity is useful, but it does not replace the diagnosis or the evaluation behind it.

Should I describe concentration problems as well as physical fatigue?

Yes, describe the actual difficulty, timing and effect on tasks, and bring relevant assessments. The form includes cognitive impairment questions. The examiner determines whether the findings are attributable to CFS or another condition; a concentration complaint alone does not establish that relationship.

Should I work out my percentage of activity loss?

Provide concrete comparisons and let the clinician assess the requested findings. Explain what you used to do, what you can do now and how long recovery takes. A self-calculated percentage can hide variation or imply more precision than the history supports.