154 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Legionella: • Nausea ... factor • May cause ... #differential #diagnosis
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... anteriorly in the left lung ... caused by Sterptococcus ... pneumoniae. ... Radiology #CXR #Pneumonia
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... • Infectious Causes ... Non-Infectious Causes ... Dermatomyositis, Lung ... Reverse #Halo #Sign
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
your grand rounds/cases ... smoking. structural lung ... MAC (structural lung ... #Microbiology #Causes ... #Agents #Diagnosis
Pneumonia with irregular step ladder or "shred sign" on Lung Ultrasound (POCUS)

Dr. J. Christian Fox @jchristianfox

#Pneumonia
Pneumonia with irregular ... ladder or "shred sign ... " on Lung Ultrasound ... jchristianfox #Pneumonia ... #lung #pulmonary
Point-of-care lung ultrasound for diagnosis of Pneumocystis jirovecii pneumonia: notes from the field
Table 3: Description of
ultrasound for ... diagnosis of Pneumocystis ... jirovecii pneumonia ... ultrasound findings ... #EBM #Diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... pleura reflection) Pneumonia ... pleura in severe cases ... #differential #diagnosis ... #signs #Lung #POCUS
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... Bird fanciers' lung ... ILD caused by inhalation ... Diseases #ILD #diagnosis ... differential #pulmonary #causes
Lung POCUS: Shred sign in patient with non-translobar consolidation. Phased array probe used.

Dr. Robert Jones @RJonesSonoEM

#ShredSign
Lung POCUS: Shred ... sign in patient ... Consolidation #Pneumonia ... #Lung #POCUS #Pulmonary ... #Ultrasound #Clinical
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... is in a normal position ... weight loss or long ... include the list of causes ... caused by Streptcoccus