8 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
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... which are probably consolidations ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... in the diagnosis ... In this case, pulmonary ... #CriticalCare #Radiology ... #Cardiology #HamptonHump
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... lobar pneumonia caused ... respond to the treatment ... #Diagnosis #Radiology ... #Pulmonary #CXR
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 ... #pulmonary #differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Goodpasture's cause ... ground glass or consolidative ... sparing of the lung ... • IF staining patterns ... #treatment
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... dyspnea • Lobar consolidation ... fever, cough and cavitary ... Infections #HIV #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 ... radiograph pattern ... #Radiology #CTChest ... #Lung #Pulmonary