13 results
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... On the chest x-ray ... pneumonia caused ... #CXR #AirBronchogram ... #RUL #Lobar #Pneumonia
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... and dyspnea • Lobar ... factor • May cause ... infiltrates or lobar
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... looking at the lateral ... anteriorly in the left lung ... caused by Sterptococcus ... #CXR #Pneumonia
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines ... in case of Pneumonia ... Bilateral B-lines ... #Bilateral #Pneumonia ... #ultrasound
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... pleura reflection) Pneumonia ... or bilateral B-lines ... pleura in severe cases ... #Lung #POCUS #ultrasound
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Findings on Chest ... Reverse Halo Sign ... Bilateral Peripheral ... Organizing Pneumonia
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Lobar pneumonia ... with low oxygen level ... nodular interstitial lung ... #CXR #Lobar #Consolidation
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
based on three lines ... infiltrate (e.g., CXR ... , CT, ultrasound ... Inflammation (e.g., fever ... pain) and signs
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... necrosis (7-14 days later ... Blood cultures • CXR ... early disease) • CXR ... #differential #causes
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
gallop rhythm), and laterally ... : weight gain, lung ... Chest x-ray: signs ... → no signs of CXR ... diagnosis #management #cardiology