15 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Pseudomonas FUNGAL PNEUMONIAS ... - 20% of pneumonias ... HIV PARASITIC PNEUMONIAS
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... Pulmonary #HRCT #ChestCT ... #Differential # ... Table #Distribution
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Disease - Differential ... intersitial space Infection ... Chronic Radiation Pneumonitis ... #Diseases #ILD ... #Causes #Differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... failure, COPD, Lung ... lymphoid interstitial pneumonitis ... /- High res CT chest ... diagnosis #evaluation #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Pneumonitis 3. ... Lung Abscess - Clinical ... Abscess Differential ... Abscess #pulmonary #differential
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Lymphocytic interstitial pneumonitis ... Actinomyces spp., NHL; Lung ... tuberculosis Infectious ... pulmonary #diseases #differential ... #diagnosis #chestCT
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
virulent pyogenic infections ... the consolidated lung ... be seen on the chest ... No micro-organism ... #Clinical #Radiology
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... Acute Eosinophilic Pneumonia ... , CNS, skin • Infectious ... Diseases #pulmonary #differential ... diagnosis #comparison #table
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... throughout the lungs ... Opacities: • Infectious ... rarely typical pneumonia ... pulmonary #CXR #clinical
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Amiodarone Induced Lung ... Pleuritic chest ... failure - Infectious ... Exclusion of other ILDs ... reticular opacities on chest