Palpatory thud, audible slap is seet in: [NEET Pattern]
|A||Tracheal foreign body|
|B||Bronchial foregion body|
|C||Laryngeal foreign body|
A foreign body in trachea may move up and down the trachea between the carnia and the undersurface of vocal cords causing "audible slap" and "palpatory thud:'
Symptoms and signs of foreign bodies at different levels
Site of foregin bodies
Symptoms and signs
• Complete obstruction leading to death
• Partial obstruction: stridor, hoarseness, cough, respiratory difficulty
• Choking, striodor, wheeze, cough palpatory thud, audible slap
• Cough, wheeze and diminished air entry to lung forms a "triad"
• Respiratory.distress with swelling of foreign body
• Lung collapse, emphysema, pneumonitis, bronchiectasis or lung abscess are late features