Fremitus

Fremitus

Fremitus refers to the palpable vibrations transmitted through the body's tissues, most commonly used in medical contexts to evaluate the condition of the lungs. It is a valuable diagnostic tool, especially when assessing for respiratory conditions.

Types of Fremitus

Fremitus can manifest in various forms, primarily differentiated by their causes and the techniques used for their detection.

Tactile Fremitus

Tactile fremitus is perceived through touch, typically felt on the chest wall. Healthcare providers assess this vibration by placing their hands on a patient's chest and asking them to repeat certain words or phrases. Variations in the intensity or quality of these vibrations can hint at underlying lung conditions.

Vocal Fremitus

Vocal fremitus is evaluated using a stethoscope placed on the chest wall, amplifying the vibrations caused by speech. Differences in the loudness or clarity of these sounds, in comparison to normal levels, can be indicative of lung issues.

Other Types

Though less common, there are other forms of fremitus:

• Bronchophony: A clearer and louder voice sound heard via stethoscope.
• Egophony: A nasal or bleating sound heard when a patient says the letter "E."
• Whispered Pectoriloquy: Whispered sounds becoming clearer or louder when assessed with a stethoscope.

Clinical Importance

Assessing fremitus plays a significant role in diagnosing and evaluating several lung conditions:

• Pneumonia: Increased fremitus can be a sign due to consolidated lung tissue.
• Pleural Effusion or Pneumothorax: These conditions can cause decreased or absent fremitus due to fluid or air blocking the transmission of vibrations.
• Chronic Obstructive Pulmonary Disease (COPD): Often presents with decreased fremitus.

Conclusion

Fremitus provides a non-invasive method to evaluate lung health, offering clues to a range of pulmonary conditions. It remains an integral part of the respiratory examination in clinical medicine.

This article is a medical stub. You can help WikiMD by expanding it!
Most recent articles Ongoing trials	Wikipedia