21 results
Lungcancer
10% of lungcancers cavitate, most commonly squamous cell carcinoma.
Small cell lungcancer does not cavitate.
Bronchoalveolar carcinoma, or
Here a chest x-ray ... large cavitating lung ... #CXR #LungCancer ... #Cancer #Cavity ... #Cavitary #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... as: Cavity - lucency ... CavitaryLesion #Cavity ... #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... CT • Air surrounding ... cavity • DDx: ... #Lung #Pulmonary ... #diagnosis #radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Actinomyces spp., NHL; Lung ... cancer, Kaposi ... pneumonia • Cavitary ... #differential #diagnosis ... #chestCT #radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... throughout the lungs ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Blood cultures • CXR ... CT Lung Abscess ... foreign body, cancer ... #Abscess #pulmonary
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
Lung infarction ... the infarcted area ... On the CT we can ... #Clinical #Radiology ... #CXR #CTChest #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... cancer, Primary ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Nodular or cavitary ... Mimics TB with: Cavitary ... disease, alcohol, cancer ... • Dyspnea, • Chest ... Imaging, high res CT