54 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... Radiology #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution
Multiple masses
The differential diagnostic list of multiple masses is very long.
The most important diagnoses are listed
Multiple masses The differential ... masses is very long ... listed in the table ... is difficult to differentiate ... Management #Radiology #Lung
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... is interstitial lung ... Interstitial #Pattern #Differential
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... NSIP fibrotic lung ... Clinical #Diagnosis #HRCT ... #POCUS #Lung #Correlation ... #Table #ILD #Findings
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
Monoarthritis - Differential ... birefringent - CPPD ... Sarcoid - Erosive OA ... Monoarthritis #Differential
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Disease Process: OA ... #Diagnosis #Differential ... Effusion #Analysis #Table
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... on the basis of HRCT ... LowAttenuation #Differential
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Radiology #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
for enumerating differentials ... smoking. structural lung ... Burkholderia — structural lung ... MAC (structural lung ... Pathogens #Pneumonia #Differential
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... carcinoma of the lung ... e.g. pneumonia, COPD ... #Hyponatremia #Differential ... #Diagnosis #Table