11 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
cysts (LAM, LIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Sand Storm Sign on Chest CT
 • Diffusely dense pulmonary micronodular calcifications. Note the black pleural
CT • Diffusely ... arrow) • DDx: PAM ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... Leukocytosis, anemia ... CT Lung Abscess ... #Abscess #pulmonary ... #differential #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
year - Barium Enema ... ) — Lung Cancer ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... #Radiology #differential ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential ... #Comparison #Table
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... #Clinical #Radiology ... #Pulmonary #CTChest ... Carcinomatosis #Mimic #Differential ... #Comparison #Table
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... without associated pulmonary ... #Clinical #Diagnosis ... #Radiology #CTChest ... Cyst #Emphysema #Comparison
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Bone Marrow - Anemia ... Disease: Clinical ... Disease: • Clinical ... Imaging, high res CT ... NTM #Infections #differential