How do you chart wheezing in a patient?

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Last updated: October 2, 2025View editorial policy

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How to Chart Wheezing

When documenting wheezing in a patient, chart it as a clinical finding characterized by a raspy high-pitched whistling sound noted on expiration or inspiration associated with obstruction of the lower airways. 1

Key Elements to Document When Charting Wheezing

Timing and Pattern

  • Document when the wheeze occurs in the respiratory cycle:
    • Expiratory only
    • Inspiratory only
    • Biphasic (both inspiratory and expiratory) - note that biphasic wheezing is typically associated with more severe obstruction 2
    • Duration within respiratory phase (early, late, or throughout entire phase)

Characteristics

  • Pitch: Document as high, medium, or low pitch
  • Intensity/Loudness: Document as mild, moderate, or severe
  • Distribution: Document location where wheezing is heard (e.g., diffuse, localized to specific lung fields, unilateral, bilateral)

Associated Findings

  • Document presence or absence of:
    • Accessory muscle use
    • Respiratory distress
    • Cyanosis
    • Tachypnea
    • Reduced oxygen saturation
    • Other adventitious lung sounds (crackles, rhonchi)

Quantification

  • Consider using a scale to quantify wheezing severity:
    • 0 = No wheezing
    • 1 = Mild wheezing (end-expiratory)
    • 2 = Moderate wheezing (throughout expiration)
    • 3 = Severe wheezing (audible without stethoscope, inspiratory and expiratory)

Response to Interventions

  • Document any changes in wheezing after interventions:
    • Response to bronchodilators
    • Response to positioning
    • Response to coughing or deep breathing

Example Documentation Format

Respiratory: Lungs with [mild/moderate/severe] [high/medium/low]-pitched [inspiratory/expiratory/biphasic] wheezing [throughout/early/late] [inspiration/expiration], [diffuse/localized to (specific area)]. [With/without] accessory muscle use. Respiratory rate [number] breaths per minute. O2 saturation [percentage] on [room air/oxygen delivery method]. Wheezing [improved/worsened/unchanged] after [intervention].

Common Pitfalls to Avoid When Charting Wheezing

  1. Confusing wheezing with other adventitious sounds: Stridor is a high-pitched sound heard primarily on inspiration and indicates upper airway obstruction, while wheezing typically indicates lower airway obstruction 3.

  2. Failing to document response to treatment: Always document whether wheezing improves, worsens, or remains unchanged after bronchodilator administration or other interventions.

  3. Assuming all wheezing is asthma: While asthma is a common cause, wheezing can result from various conditions including COPD, bronchiolitis, heart failure, foreign body aspiration, and malignancy 4.

  4. Inadequate characterization: Detailed characterization of wheezing correlates with severity of airway obstruction. High-pitched, loud wheezing that spans the entire respiratory phase typically indicates more severe obstruction 2.

  5. Relying solely on subjective assessment: When possible, include objective measurements like peak expiratory flow rate (PEFR) or spirometry values alongside wheezing description 2.

By following this structured approach to documenting wheezing, you'll provide a comprehensive clinical picture that aids in diagnosis, treatment decisions, and monitoring of respiratory conditions over time.

References

Guideline

Guideline Directed Topic Overview

Dr.Oracle Medical Advisory Board & Editors, 2025

Research

Wheezing and stridor.

Clinics in chest medicine, 1987

Research

All that Wheezes is not Asthma or Bronchiolitis.

Critical care clinics, 2022

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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