17 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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- Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... #Lung #Signs #Pulmonary ... #Diseases #diagnosis ... #differential # ... radiology
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
narrowing the differential ... diagnosis. ... identified in the lung ... #Radiology #Pulmonary ... CTChest #TreeInBud #Diagram
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... galactomannan, HSV ... #Lung #Infections ... ComputedTomography #Differential ... #Diagnosis #Chest
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Pattern - Chest Radiology ... throughout the lungs ... #differential # ... diagnosis #pulmonary ... CXR #clinical #CT
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
mucogenicum • HIV ... gastrointestinal symptoms ... • Clinical (Symptoms ... Imaging, high res CT ... NTM #Infections #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... seen • Chest CT ... Abscess Differential ... #Abscess #pulmonary ... #differential #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... or serologies + symptoms ... sparing of the lung ... seen on chest CT ... Renal #Syndromes #differential
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV ... Actinomyces spp., NHL; Lung ... #diseases #differential ... #diagnosis #chestCT ... #radiology
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... failure, COPD, Lung ... CXR +/- High res CT ... HIVAIDS #workup #diagnosis ... #evaluation #differential