10 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... embolism, Pulm edema ... failure, COPD, Lung ... CXR +/- High res CT ... #workup #diagnosis
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... #CT #Patterns # ... Differential #Diagnosis ... #pulmonary #radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Differential Diagnosis ... Opacities: • Infectious ... #diagnosis #pulmonary ... CXR #clinical #CT
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
CT • Patent airways ... DDx: pna, pulm edema ... Bronchogram #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Hemoptysis, Peripheral edema ... Differential Diagnosis ... anti-GBM ab, ANA, C3, C4 ... high resolution chest ... CT • Bronchoscopy
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... DDx: PAP, pulm edema ... #Paving #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... • CT: Halo sign ... #Infections #HIV ... #AIDS #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Advanced HIV (CD4 ... • Dyspnea, • Chest ... Diagnosis Of NTM ... Imaging, high res CT ... #differential #diagnosis
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... Skin exam for infection ... one post op Cardiology ... unless prior heart/lung ... stratification #diagnosis
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
revealed multiple pulmonary ... with the use of video-assisted ... patient received a diagnosis ... progressive bacterial infection ... #CT #disseminated