9 results
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... #Crescent #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
is pulmonary edema ... Look for other signs ... infection, ARDS ... #Diagnosis #Radiology ... #Pulmonary #CXR
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... thickening, presence of air-fluid ... CT) • Broncho-arterial ... mycobacteria Treatment ... #differential #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung Abscess - Clinical ... CT Lung Abscess ... #treatment #diagnosis
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
The following signs ... and air bronchograms ... After treatment ... #Clinical #Radiology ... #Pulmonary #Edema
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... factor • May cause ... fever, cough and cavitary ... #AIDS #pulmonary
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... SpO2 88% on room air ... Pulmonary Contusion ... #Radiology #CTChest ... #Lung #Pulmonary
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
of prior silent pulmonary ... organism (soap bubble sign ... Standard treatment ... Diseases Fellowship ... #radiology