14 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... lung disease and ... #Diagnosis #Radiology ... #Pulmonary #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Blood cultures • CXR ... seen • Chest CT ... #Abscess #pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Lymphocytic or lymphoid interstitial ... +/- High res CT ... Cryptococcal Ag, Urine ... HIVAIDS #workup #diagnosis
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... this is nodular interstitial ... lung disease, that ... #Clinical #Diagnosis ... #Radiology #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... Organizing Pneumonia - Diagnosis ... Organizing Pneumonia Treatment ... #ILD #diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... Goodpasture's cause ... sparing of the lung ... seen on chest CT ... #management #treatment
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
periphery of the lung ... may aid in the diagnosis ... In this case, pulmonary ... confirmed with chest CT ... #photo #CXR #EmergencyMedicine
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... to confirm the diagnosis ... pattern at the lung ... #Clinical #Radiology ... #Interstitial #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... of the affected lung ... parenchyma Diagnosis ... high-resolution chest CT ... mycobacteria Treatment
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... factor • May cause ... fever, rales, interstitial ... Infections #HIV #AIDS #pulmonary