10 results
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 ... On the CT cavitation ... #Clinical #Radiology ... #SepticEmboli #Cavity
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
CT • Air surrounding ... preexisting pulmonary cavity ... #Monod #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
lucencies within the lung ... , like cyst, cavity ... since in many cases ... we describe a chest ... #Diagnosis #Radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... CT Lung Abscess ... residual lesion or is clear ... #differential #causes
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the differential diagnosis ... the surrounding lung ... #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison
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, cough and cavitary ... #differential #diagnosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
• Lymphatics clear ... pulmonary apices caused ... by a rigid chest ... #differential #diagnosis ... #STARCHASERS #radiology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... • Nodular or cavitary ... Mimics TB with: Cavitary ... • Dyspnea, • Chest ... Imaging, high res CT
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 angiography.
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
tomography of the chest ... with the use of video-assisted ... patient received a diagnosis ... bacterial infection caused ... #CT #disseminated