![Westermark's and Palla's signs in acute and chronic pulmonary embolism: Still valid in the current computed tomography era Brenes-Salazar JA - J Emerg Trauma Shock Westermark's and Palla's signs in acute and chronic pulmonary embolism: Still valid in the current computed tomography era Brenes-Salazar JA - J Emerg Trauma Shock](https://www.onlinejets.org/articles/2014/7/1/images/JEmergTraumaShock_2014_7_1_57_125645_f1.jpg)
Westermark's and Palla's signs in acute and chronic pulmonary embolism: Still valid in the current computed tomography era Brenes-Salazar JA - J Emerg Trauma Shock
![Edgar V. Lerma on Twitter: "Pulmonary Embolism (PE) on CXR signs: Westermark Sign (Oligemia) - Lack of vascular markings in the area downstream of the embolus Palla Sign - Large Right descending pulmonary artery #IMpearls https://t.co/3lbGdoGxbw ... Edgar V. Lerma on Twitter: "Pulmonary Embolism (PE) on CXR signs: Westermark Sign (Oligemia) - Lack of vascular markings in the area downstream of the embolus Palla Sign - Large Right descending pulmonary artery #IMpearls https://t.co/3lbGdoGxbw ...](https://pbs.twimg.com/media/DeN1XWBX4AAYSsa.jpg)
Edgar V. Lerma on Twitter: "Pulmonary Embolism (PE) on CXR signs: Westermark Sign (Oligemia) - Lack of vascular markings in the area downstream of the embolus Palla Sign - Large Right descending pulmonary artery #IMpearls https://t.co/3lbGdoGxbw ...
damsdelhi - BASICS - CHEST X-RAY IN PULMONARY EMBOLISM #rahulrajeev #medicine A normal or near-normal Chest X-ray often occurs in pulmonary embolism. Well established abnormalties include: • Enlarged pulmonary artery-Fleishner sign •
![Subtle chest x-ray signs of pulmonary thromboembolism: the Palla's and Westermark's signs | Postgraduate Medical Journal Subtle chest x-ray signs of pulmonary thromboembolism: the Palla's and Westermark's signs | Postgraduate Medical Journal](https://pmj.bmj.com/content/postgradmedj/89/1050/241/F4.large.jpg?download=true)
Subtle chest x-ray signs of pulmonary thromboembolism: the Palla's and Westermark's signs | Postgraduate Medical Journal
![Chest X-ray showing a mass in the left upper lung field (Palla's sign). | Download Scientific Diagram Chest X-ray showing a mass in the left upper lung field (Palla's sign). | Download Scientific Diagram](https://www.researchgate.net/publication/236255497/figure/fig3/AS:1088972524666896@1636642690687/Chest-X-ray-showing-a-mass-in-the-left-upper-lung-field-Pallas-sign.jpg)