11 results
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... bronchiolitis, aspiration pneumonitis ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... interlobular septa in a background ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... on Chest CT • ... edema, severe ILD ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF, ILD ... #CT #Lung #Pulmonary ... #diagnosis #radiology
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
nosocomial infection up ... immunocompromised, IBD ... ) • ↑Risk: clindamycin ... equivocal • CT ... • Flex-Sig: If
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... findings of NSIP, UIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Pneumonia: • Risk ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
these non-specific CT ... broad differential diagnosis ... hypersensitivity pneumonitis ... #Clinical #Radiology ... #CTChest #RBILD
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Domestic and wild ... Food products Risk ... Advanced HIV (CD4 ... • Dyspnea, • Chest ... Imaging, high res CT
Colon Ischemia - Diagnosis Algorithm
Mild disease - Typical symptoms of Cl with none of the associated
Algorithm Mild ... suspected of Cl with up ... following: peritoneal signs ... venous gas on radiologic ... colonoscopy or CT