13 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... Infections #HIV #AIDS #pulmonary ... #differential #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... rarely typical pneumonia ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
example of 'shred sign ... on CXR/CT imaging ... #pneumonia #clinical ... photo #ultrasound #lung ... #pulmonary
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... Blood cultures • CXR ... CT Lung Abscess ... #Abscess #pulmonary ... #differential #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... diagnosis #evaluation #differential
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Signs/Symptoms: ... radiograph or CT ... aeruginosa Clinical ... Yield of blood CX ... Management #treatment #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... CT) • Broncho-arterial ... #differential #
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Broncholithiasis - Differential ... Also known as: Lung ... Broncholithiasis - Clinical ... • Recurrent pneumonia ... CT • Bronchoscopy
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
massiliense in CF ... Disease: Clinical ... Disease: • Clinical ... Imaging, high res CT ... NTM #Infections #differential