28 results
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... is interstitial pneumonia ... PCP Mycoplasma pneumonia ... manifestation of AIDS ... #PJP #RadiologyAssistant
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... consolidation due to a pneumonia ... Sterptococcus pneumoniae ... Radiology #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
, Cryptococcal pneumonia ... Aspergillus Pneumonia ... • CT: Halo sign ... - 20% of pneumonias ... Infections #HIV #AIDS
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest CT ... Reverse Halo Sign ... ARDS 3. ... Halo Sign 6. ... Organizing Pneumonia
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Infections in HIV-AIDS ... identified, Strep pneumoniae ... Chlamydophila pneumoniae ... equi, Bordetella pertussis ... CXR +/- High res CT
PECARN Head CT Decision Aid

The Head CT Choice decision aid was developed in Rochester, Minnesota. Full
PECARN Head CT Decision ... Aid The Head ... CT Choice decision ... aid was developed ... observation, and signs
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
B-Lines in case of Pneumonia ... Pulmonary edema, ARDS ... had Mycoplasma pneumonia ... partially seen shred sign ... BLines #Bilateral #Pneumonia
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Distress Syndrome – ARDS ... be detected on CT ... sepsis-associated ARDS ... oxygenation in pneumonia ... days after dx of ARDS
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... pleura reflection) Pneumonia ... Consolidations - "Shred" sign ... Distress Syndrome (ARDS ... differential #diagnosis #signs
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... feeding vessel sign ... feeding vessel sign ... On the CT cavitation ... SepticEmboli #Cavity #RadiologyAssistant