21 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Algorithm Massive ... Bronchiectasis • Abscess ... Malformation Normal CXR ... Abnormalities • CHF
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... , hemoptysis Treatment ... • Carbapenem (e.g ... #Diagnosis #Pulmonary ... #Clinical #CXR
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
patient who had a CT ... The diagnosis based ... #Clinical #Radiology ... #CTChest #SeptalThickening ... #CHF #RadiologyAssistant
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Blood cultures • CXR ... CT Lung Abscess ... #pulmonary #differential
Transposition of Great Arteries (TGA) on Chest XRay
 - Oval Shaped Cardiac Silhouette 
 - Narrow
Arteries (TGA) on Chest ... - Increased pulmonary ... GreatArteries #TGA #CXR ... #ChestXRay #Radiology ... #Diagnosis #Clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign (Reverse-Halo ... CT • Central GGO ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
TTE +/- TEE) • Chest ... CT scan, if suspect ... endocarditis w/ septic pulmonary ... block (+/- daily EKG ... #criticalcare #diagnosis
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
ventilated • CXR ... COPD Assess ... of AECOPD: • Clinical ... #Exacerbation #treatment ... #pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... Differential Diagnosis ... #diagnosis #pulmonary ... #CXR #clinical ... #CT