01
Sep
Transmitted Upper Airway Sounds. It is due to turbulent flow generated in the upper airway during extrathoracic airway obstruction and it tends to occur when the upper airway is narrowed to 5 mm or less. Diminished present when there is decreased air movement in the lungs. All voice generated sounds whether whispered or spoken should be evaluated as decreased normal or increased. Rhonchi a lung sound that is caused by air moving through secretions in the larger airways.
This can occur in the mouth or nose in the throat in the larynx voice box in the trachea breathing tube or further down into the lungs. It is due to turbulent flow generated in the upper airway during extrathoracic airway obstruction and it tends to occur when the upper airway is narrowed to 5 mm or less. Wheeze monophonic single note due to fixed obstruction such as a space occupying lesion. The sounds resemble snoring. Due to airway narrowing in asthma or chronic obstructive respiratory disease. Rhonchi are coarse rattling respiratory sounds usually caused by secretions in bronchial airways.
All voice generated sounds whether whispered or spoken should be evaluated as decreased normal or increased.
Stridor is defined as a high pitched continuous sound heard over the trachea. It is due to turbulent flow generated in the upper airway during extrathoracic airway obstruction and it tends to occur when the upper airway is narrowed to 5 mm or less. Due to airway narrowing in asthma or chronic obstructive respiratory disease. The sounds resemble snoring. Wheezes lung sounds that are caused by air moving through a narrowed or constricted airway. Bronchophony egophony and pectoriloquy are voice sounds.