7 results
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
according to CT-scan ... immunofluorescence, PCR ... - Viral pneumonia ... Patterns #Pulmonary #Lung ... #Differential #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Nocardia asteroides Viral ... failure, COPD, Lung ... +/- High res CT ... Ag, Respiratory viral ... diagnosis #evaluation #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • Pleuritic CP ... • CT: Halo sign ... Cytopenias VIRAL
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... rarely typical pneumonia ... pathogens - Viral ... diagnosis #pulmonary #CXR ... #clinical #CT
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Chest X-ray - Lung ... ultrasound (thorough ... RSV, and other viral ... - CBC with differential ... schema #Diagnosis #SARSCoV2
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... for Klebsiella pneumonia ... seen • Chest CT ... Abscess Differential ... Abscess #pulmonary #differential
Severe Influenza Checklist

Diagnostic tests 
 - Blood cultures x2 
 - Sputum gram stain & culture
antigens - Nares PCR ... function tests - Ultrasound ... effusion - CT ... opportunistic infection ... Resuscitation &