55 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... disease or CHF) ... ) • Abnormal CXR ... refer + order CT ... #Algorithm #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Framework Disease ... angioinvasive disease ... • CT: Halo sign ... factor • May cause
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 CT ... Bilateral Peripheral ... Organizing Pneumonia ... #CTChest #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Lung Abscess - Clinical ... ) • CXR upright ... seen • Chest CT
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
of the lung is ... it is seen in pneumonias ... disease. ... #Diagnosis #Radiology ... #CXR #Batwing #
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... demonstrating wegde-shaped peripheral ... #Clinical #Radiology ... #CXR #CTChest #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... hematogenous spread of a disease ... rarely typical pneumonia ... #pulmonary #CXR ... #clinical #CT
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Clinical manifestations ... - Imaging: • CXR ... : Peripheral distribution ... - Diagnosis:
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... perihilar (batwing) or peripheral ... caused by streptococcus ... #Diagnosis #Radiology ... #Pulmonary #CXR
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
the differential diagnosis ... - Lung neoplasms ... with multiple peripheral ... #Diagnosis #Radiology ... #Pulmonary #CXR