Tag Palla sign
Palla sign 680

Palla sign

Palla sign (1983) right descending pulmonary artery enlargement and 'sausage-shaped' appearance as a potential sign of pulmonary embolism on chest XR

Antonio Palla 680

Antonio Palla

Antonio Palla (born 1949), Italian respiratory physician known for Palla sign and major contributions to pulmonary embolism and respiratory medicine.