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DC 6520Respiratory System38 CFR § 4.97

Larynx, stenosis of, including residuals of laryngeal trauma (unilateral or bilateral)

VA disability rating criteria for Larynx, stenosis of, including residuals of laryngeal trauma (unilateral or bilateral) under Diagnostic Code 6520. The VA assigns ratings of 10%, 30%, 60%, 100% based on the severity and functional impact of your condition.

Rating Criteria

10%Disability Rating

FEV-1 of 71- to 80-percent predicted, with Flow-Volume Loop compatible with upper airway obstruction

30%Disability Rating

FEV-1 of 56- to 70-percent predicted, with Flow-Volume Loop compatible with upper airway obstruction

60%Disability Rating

FEV-1 of 40- to 55-percent predicted, with Flow-Volume Loop compatible with upper airway obstruction

100%Disability Rating

Forced expiratory volume in one second (FEV-1) less than 40 percent of predicted value, with Flow-Volume Loop compatible with upper airway obstruction, or; permanent tracheostomy

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