Respiratory Conditions (Asthma / COPD / Bronchitis) C&P Exam Prep

Spirometry - FEV-1 (Forced Expiratory Volume in 1 Second)

What it measures: The volume of air you can forcefully exhale in the first second of a breath. This is the single most important measurement for VA respiratory ratings. It is expressed as a percentage of the predicted value for your age, height, and sex.

What to expect: You will take the deepest breath you can and then blow out as hard and fast as possible into a mouthpiece connected to a spirometer. The test requires at least three acceptable efforts. Technicians will coach you to 'blast' air out forcefully. The test may be repeated before and after a bronchodilator medication (albuterol) to assess reversibility.

Pain considerations: If forceful exhalation causes chest tightness, pain, wheezing, or significant dyspnea during testing, inform the technician immediately. Document any symptom exacerbation that occurs during or after testing, as this demonstrates exercise or effort intolerance.

Spirometry - FVC (Forced Vital Capacity)

What it measures: The total volume of air exhaled forcefully after a maximal inhalation. Used with FEV-1 to calculate the FEV-1/FVC ratio, which distinguishes obstructive from restrictive patterns.

What to expect: Performed during the same spirometry session as FEV-1. You exhale completely and forcefully for at least 6 seconds.

Pain considerations: Same as FEV-1. Report any dyspnea or chest discomfort triggered by the test effort.

DLCO-SB (Diffusion Capacity of the Lung for Carbon Monoxide - Single Breath)

What it measures: How efficiently oxygen crosses from your air sacs (alveoli) into your bloodstream. Reduced in emphysema, interstitial lung disease, and pulmonary hypertension. Expressed as a percentage of predicted value.

What to expect: You breathe in a small, safe amount of carbon monoxide mixed with air, hold your breath for 10 seconds, then exhale slowly. The machine measures how much CO was absorbed. Usually takes 5-10 minutes.

Pain considerations: The single breath hold can trigger dyspnea in severely affected veterans. If you cannot complete the hold, inform the technician - an incomplete test should be documented, not just marked as invalid effort.

Exercise Capacity / VO2 Max Testing

What it measures: Maximum oxygen consumption during exercise (ml/kg/min), reflecting cardiorespiratory fitness. Used for the most severe rating levels.

What to expect: Performed on a treadmill or stationary bike with gas exchange monitoring. You exercise to maximum tolerated intensity while breathing into a mask.

Pain considerations: Stop the test immediately if you experience chest pain, severe dyspnea, or dizziness. These stopping points should be documented as they support functional limitation findings.

100%

FEV-1 less than 40% predicted OR FEV-1/FVC less than 40% OR DLCO less than 40% predicted OR VO2 max less than 15 ml/kg/min (with cardiorespiratory limitation) OR cor pulmonale (right heart failure) OR right ventricular hypertrophy OR pulmonary hypertension (by Echo or cardiac catheterization) OR episode(s) of acute respiratory failure OR requires outpatient oxygen therapy. For asthma (DC 6602): more than one attack per week with episodes of respiratory failure OR requires daily systemic high-dose corticosteroids or immunosuppressive medications.

From 38 CFR: 38 CFR 4.97, DC 6600: FEV-1 <40% predicted, DLCO <40% predicted, requires outpatient O2. DC 6602: daily high-dose systemic corticosteroids, >1 attack/week with respiratory failure.

60%

FEV-1 of 40-55% predicted OR FEV-1/FVC of 40-55% OR DLCO of 40-55% predicted OR VO2 max of 15-20 ml/kg/min (with cardiorespiratory limitation). For asthma (DC 6602): at least monthly visits to a physician for required care of exacerbations OR intermittent (at least three per year) courses of systemic (oral or parenteral) corticosteroids.

From 38 CFR: 38 CFR 4.97, DC 6600: FEV-1 40-55% predicted. DC 6602: at least monthly physician visits for exacerbations, or at least 3 systemic steroid courses per year.

30%

FEV-1 of 56-70% predicted OR FEV-1/FVC of 56-70%. For asthma (DC 6602): daily inhalational or oral bronchodilator therapy OR inhalational anti-inflammatory medication. For chronic bronchitis (DC 6600): daily inhalational or oral bronchodilator therapy OR inhalational anti-inflammatory medication.

From 38 CFR: 38 CFR 4.97, DC 6602: daily inhalational bronchodilator or anti-inflammatory medication. DC 6600: same criteria apply at 30% level.

10%

For asthma (DC 6602) only: FEV-1 of 71-80% predicted OR FEV-1/FVC of 71-80% OR intermittent inhalational or oral bronchodilator therapy. Note: In the absence of clinical findings of asthma at time of examination, a verified history of asthmatic attacks must be on record.

From 38 CFR: 38 CFR 4.97, DC 6602: FEV-1 71-80% predicted, intermittent bronchodilator therapy. Critical note: if no active findings at exam, documented history of attacks is required.

Dyspnea (Shortness of Breath)

How to describe it: Be specific about what triggers your shortness of breath and how it limits you. Use MRC Dyspnea Scale language if possible: Can you walk on level ground without stopping? Do you stop after one block? Do you get winded dressing yourself? Quantify: 'I have to stop and rest after walking 50 feet on flat ground.' Describe your WORST days accurately - when symptoms spike, how long they last, and what you cannot do.

Example: On my worst days, I wake up at night unable to catch my breath. I cannot walk from my bedroom to the bathroom - about 30 feet - without stopping. I cannot shower standing up. I sat on the shower floor last Tuesday because I was too winded to stand. Getting dressed leaves me gasping for 5 minutes.

Examiner listens for: Specific functional limitations tied to exertion levels, nighttime symptoms, whether symptoms are constant vs. episodic, triggers (cold air, exertion, allergens, fumes), and how symptoms affect work, sleep, and ADLs.

Avoid: Do not say 'I get a little winded sometimes' if you mean you cannot complete normal daily tasks. Do not say 'I'm managing okay' - describe what you cannot do, not what you can tolerate. Avoid minimizing symptoms out of habit or stoicism.

Cough and Sputum Production

How to describe it: Describe frequency (daily vs. intermittent), timing (morning vs. throughout the day vs. nocturnal), and character of sputum: clear, white, yellow, green, or blood-tinged. Note if you have had purulent (infected) sputum and how many times you needed antibiotics. Distinguish between a dry cough and a productive cough. Be specific: 'I cough every morning for 20-30 minutes and bring up green phlegm. I have taken antibiotics twice this year for infected sputum.'

Example: On bad days I cough for an hour straight every morning, bringing up large amounts of thick yellow-green mucus. The coughing gives me headaches and has caused me to vomit. At night the coughing wakes me up every two hours.

Examiner listens for: Productive vs. dry cough, purulent sputum indicating chronic infection, hemoptysis (blood in sputum), frequency requiring antibiotic treatment, and whether the chronic cough meets bronchiectasis-level severity.

Avoid: Do not omit blood-tinged sputum - report it accurately. Do not say 'just a cough' when it wakes you at night or is productive daily. Do not forget to mention antibiotic courses taken in the past 12 months.

Exacerbations and Acute Episodes

How to describe it: Provide a timeline: how many acute flares in the past 12 months, what triggered them, what treatment was required (steroid burst, antibiotics, ER visit, hospitalization, intubation), and how long recovery took. The VA specifically looks at physician visit frequency and steroid burst frequency for 60% and 100% asthma ratings.

Example: In the past year I had four severe asthma attacks. In March I went to the emergency room and was given IV steroids and nebulizer treatments for three hours. In July I was admitted to the hospital overnight with oxygen saturation dropping to 88%. I have had four courses of prednisone in the last 12 months.

Examiner listens for: Number of exacerbations in the past year, whether they required systemic steroids, ER or urgent care visits, hospitalizations, how long between attacks, and whether attacks resulted in any residual impairment.

Avoid: Do not say 'I had a few bad episodes' - give specific dates, treatments received, and whether you went to the ER or hospital. Bring your prescription records showing steroid prescriptions and dates filled.

Medication Requirements

How to describe it: List every respiratory medication you take - name, dose, frequency, and how long you have been on it. Distinguish between rescue inhalers (used as needed) and controller medications (used daily). Specifically mention if you take oral prednisone or other systemic corticosteroids, even intermittently. The DBQ specifically asks about inhalational bronchodilators, inhalational anti-inflammatory medications, oral bronchodilators, and systemic corticosteroids.

Example: I take Symbicort (budesonide/formoterol) twice daily every day, Spiriva once daily, and albuterol rescue inhaler 4-6 times per day on bad days. I have been on prednisone four times in the past year for 5-10 day courses. My doctor also prescribed a nebulizer machine that I use at home every night.

Examiner listens for: Daily vs. intermittent bronchodilator use, presence of inhaled corticosteroids, any systemic corticosteroid use (oral or injectable), immunosuppressive medications, and outpatient oxygen therapy requirements.

Avoid: Do not forget to list nebulizer treatments - they count as bronchodilator therapy. Do not omit steroid bursts you received in urgent care or the ER. Do not say medications are 'working fine' without clarifying what your baseline symptoms are even with medication.

Functional Impact on Work and Daily Life

How to describe it: Describe specifically what you cannot do because of your breathing condition. Use concrete examples: cannot walk up stairs, cannot mow the lawn, had to stop working, cannot carry groceries, must sleep upright, cannot attend smoke-filled environments, cannot tolerate cold or dusty environments. Link each limitation directly to your respiratory symptoms.

Example: I had to stop working as a construction foreman because dust and exertion triggered severe attacks. I now work a sedentary desk job but even that is interrupted when coworkers wear perfume or when the building's HVAC system recirculates dust. I cannot attend my children's outdoor sporting events in the cold. I miss approximately two days of work per month due to exacerbations.

Examiner listens for: Specific occupational limitations, social and recreational restrictions, ADL impairments, sleep disturbance, and whether the condition has caused job loss or change in employment.

Avoid: Do not say 'I just can't do as much as before.' Be specific. Do not omit missed work days or job changes. Do not describe only what you can do - describe what you have had to give up or modify.

Sleep Disturbance and Nocturnal Symptoms

How to describe it: Describe nighttime awakenings due to cough, wheezing, or breathlessness. Note if you sleep in a recliner or propped up on pillows to breathe more easily. Mention nocturnal oxygen use if applicable. Track how many nights per week you are awakened.

Example: I wake up 3-4 times per night coughing or unable to breathe. I sleep in my recliner three nights per week because lying flat makes it worse. My wife reports I often wheeze loudly through the night. I wake up exhausted every morning regardless of how long I was in bed.

Examiner listens for: Orthopnea (inability to lie flat), paroxysmal nocturnal dyspnea, nocturnal cough, sleep fragmentation, and fatigue as a consequence of sleep disruption.

Avoid: Do not omit sleep problems - they directly relate to the severity and 24-hour impact of the condition. Do not say 'I sleep okay' if you wake up regularly with respiratory symptoms.