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Thorax Assessment Process and Techniques

Mar 26, 2025

Anterior and Posterior Thorax Assessment

Overview

  • The assessment involves inspecting, palpating, and auscultating the anterior and posterior thorax.
  • The patient is provided with a drape during the process.

Inspection

Anterior Thorax

  • Check for signs of labored breathing:
    • Use of trapezius or neck muscles.
    • Inspect lips for cyanosis.
    • Assess color of chest skin.
    • Observe use of intercostal muscles.
  • Evaluate the way the patient is breathing; note if it's normal.
  • Inspect the anterior-posterior ratio:
    • Normal ratio: 1:2.
    • Abnormal ratio (e.g., barrel chest): 2:2.

Palpation

Anterior Thorax

  • Sanitization of hands before touching the patient.
  • Check for crepitus or visible masses:
    • No crepitus or masses noted.
  • Assess chest expansion:
    • Equal and symmetrical chest expansion observed.

Vocal Fremitus Test

  • Place palm on various chest areas; patient says "99."
  • Normal tactile fremitus noted.

Auscultation

  • Use diaphragm of stethoscope on various chest areas.
  • Instruct patient to take deep breaths; inform them to alert if dizzy.
  • Good air entry to bases bilaterally; no adventitious sounds (crackles/wheezing).

Posterior Thorax Assessment

Inspection and Palpation

  • Inspect for signs of labored breathing; patient sitting properly.
  • Check for masses:
    • No masses noted.
  • Evaluate chest expansion:
    • Symmetrical chest expansion observed.

Vocal Fremitus Test

  • Repeat "99" test on back; normal tactile fremitus.

Auscultation

  • Landmark identification:
    • Locate C7, then T1 for apex of lungs.
  • Instruct patient to take deep breaths during stethoscope movement.
  • Good air entry to lungs, bilaterally equal; no adventitious sounds.

Conclusion and Feedback

  • Conclude assessment by asking for patient questions.
  • Feedback from Professor Anagil:
    • Avoid placing stethoscope on bony or muscular areas for better lung sound accuracy.
  • Positive feedback on sequencing and execution.