18 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Diagnosis Framework Disease ... angioinvasive disease ... • CT: Halo sign ... #Infections #HIV
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... Diseases Fellows
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
sweats, chills (infection ... disease or CHF) ... ) • Abnormal CXR ... refer + order CT ... disease #Chronic
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... hematogenous spread of a disease ... rarely typical pneumonia ... diagnosis #pulmonary #CXR ... #clinical #CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... for Klebsiella pneumonia ... Blood cultures • CXR ... ) • CXR upright ... seen • Chest CT
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
In chronic disease ... - Lung neoplasms ... - Chronic post-infection ... pneumonia (OP) ... Radiology #Pulmonary #CXR
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... disease • ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... : Pneumonia • Autoimmune
Left-Middle-Lobe Pneumonia - Radiography of the chest revealed a cardiac apex, aortic arch, and gastric bubble
Left-Middle-Lobe Pneumonia ... infiltrate in the left lung ... Clinical #Radiology #CXR ... #Kartagener #Pneumonia ... SitusInversus #NEJM
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Connective tissue diseases ... Physical stigmata of cor ... in the adjacent lung ... of the affected lung ... high-resolution chest CT
Echinococcal Cysts in the Liver- The physical examination revealed hepatomegaly with a palpable hepatic mass. Laboratory
Hydatid disease ... definitive host; the infection ... #clinical #NEJM ... hepatic #radiology #CT