23 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
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Radiographic Features of Pulmonary ... Diseases - Pneumonia ... Emphysema - Pulmonary ... Diseases #Radiology #Patterns ... #Lung #CXR #XRay
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
COVID-19 Patterns ... Reverse Halo Sign ... Halo Sign 6. ... Organizing Pneumonia ... #Lung #Pulmonary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of organizing pneumonia ... - Imaging: • CXR ... consolidation and GG pattern ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... more than one pattern ... are organizing pneumonia ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
, Cryptococcal pneumonia ... • CT: Halo sign ... Lung Exam: Can be normal ... - 20% of pneumonias ... Infections #HIV #AIDS #pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... infiltrate (e.g., CXR ... procalcitonin) - Pulmonary ... chest pain) and signs ... #Pneumonia #Venn
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... sliding/barcode sign ... pleura reflection) Pneumonia ... Consolidations - "Shred" sign ... differential #diagnosis #signs
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... rarely typical pneumonia ... PulmPEEPs #Miliary #Pattern ... differential #diagnosis #pulmonary ... #CXR #clinical
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
consolidation is pulmonary ... Look for other signs ... may still have a normal ... a superimposed pulmonay ... #CXR #Diffuse #
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
ischemic changes CXR ... • Heart size: Normal ... ECHO: • Normal ... chamber size • Normal ... brain injury, cerebral