15 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... diagnosis #evaluation #differential
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Hypersensitivity Pneumonia ... #CT #Patterns # ... Differential #Diagnosis
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 ... 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 ... Pulmonary #Lung #Infections ... ComputedTomography #Differential ... #Diagnosis #Chest
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Opacities: • Infectious ... rarely typical pneumonia ... #Radiology #differential ... diagnosis #pulmonary #CXR ... #clinical #CT
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... - Chronic post-infection ... (OP) or chronic ... proteinaceous material ... Radiology #Pulmonary #CXR
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
allopurinol), Infection ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest ... CT • Bronchoscopy
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... sweats, chills (infection ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR ... refer + order CT
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
- Bilateral peripheral ... such as lymphoma, infection ... cryptogenic organizing pneumonia ... Clinical #Radiology #CTChest ... #Organizing #Pneumonia
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... ; OP, organising ... with symmetrical bilateral ... hypersensitivity pneumonitis, infection ... ReverseHaloSign #Differential