12 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... (Mycoplasma pneumoniae ... Evaluation: Imaging (CXR ... /- High res CT chest ... diagnosis #evaluation #differential
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
acute reticular pattern ... : Viral PCP Mycoplasma ... This was a PCP-infection ... #Clinical #Radiology ... #CXR #Acute #Interstitial
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... rarely typical pneumonia ... #Chest #Radiology ... diagnosis #pulmonary #CXR
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Cytopenias VIRAL ... Microsporidium #Lung #Infections ... AIDS #pulmonary #differential
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary infections ... according to CT-scan patterns ... - Viral pneumonia ... ComputedTomography #Differential ... #Diagnosis #Chest
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... change, seizures, visual ... subcortical white matter ... effect/Edema • EBV ... #differential #
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Hypersensitivity Pneumonia ... #CT #Patterns # ... Differential #Diagnosis ... #pulmonary #radiology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
allopurinol), Infection ... anti-ANCA ab, anti-GBM ... ab, ANA, C3, C4 ... , anti-CCP • CXR ... high resolution chest
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
virulent pyogenic infections ... granulomatous infection ... is not seen in viral ... #Clinical #Radiology ... #CXR #CTChest #
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... virus • CMV • EBV ... encephalitis, eastern ... Streptococcus pneumoniae ... (< 50%) • S. pneumoniae