27 results
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Annotated on Chest CT ... radiopaedia.org/cases ... Segments #Chest #CT ... CTChest #pulmonary #clinical ... #radiology #Anatomy
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... Legionella: • Nausea ... factor • May cause ... differential #diagnosis #infectiousdiseases
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Growers (Runyon Classification ... Disease: • Clinical ... Imaging, high res CT ... differential #diagnosis #infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess - Clinical ... decubitus - air fluid level ... seen • Chest CT ... #differential #causes
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
appearance of lung ... bronchial obstruction caused ... structures in the right lung ... CT demonstrated ... #Clinical #Radiology
Decompression Sickness - The physical examination revealed diffuse violaceous skin mottling over his trunk and arms
extent of the nausea ... elevated lactate level ... #Clinical #Derm ... #EM #Radiology # ... #Pneumatosis #CT
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... chronic illness, clinical ... with low oxygen level ... nodular interstitial lung ... #Radiology #CXR
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... • Chronic lung ... Chest CT: • Ground-glass ... Low serum IgG level ... DDX - Other causes
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... disease caused ... Calcification (seen in CT ... Fibrosis #Silicosis #clinical ... #radiology #CXR
Echinococcal Cysts in the Liver- The physical examination revealed hepatomegaly with a palpable hepatic mass. Laboratory
right lobe of the liver ... Hydatid disease is caused ... #clinical #NEJM ... #hepatic #radiology ... #CT #ultrasonography