11 results
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
Pulmonary Nodule ... Evaluation is guided ... Pulmonary nodules ... a repeat chest CT ... growth with chest CT
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... • CD4 < 200: Pulmonary ... in particular) Evaluation ... CXR +/- High res CT ... workup #diagnosis #evaluation
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Differential Diagnosis Algorithm ... Malformation Normal CXR/CT ... Bronchitis Diffuse CT ... Tuberculosis • Fungal ... Differential #Diagnosis #Algorithm
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Diagnosis Algorithm ... Nodule on > 2 ... Infection: • Fungal ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Allergic Bronchopulmonary Aspergillosis (ABPA)
WHAT IS IT?
Hypersensitivity response to Aspergillus fumigatus in the airways
 • Primarily affects
Allergic Bronchopulmonary ... CAN YOU SEE ON CT ... ON LABORATORY EVALUATION ... corticosteroids +/- anti-fungal ... Aspergillosis #ABPA #pulmonary
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Low Attenuation Nodular ... Infection (TB, Fungal ... Honeycombing: Idiopathic Pulmonary ... HighRes #Chest #CT
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... Bacterial, TB, NTM, Fungal ... ) 4) Allergic Bronchopulmonary ... Bronchiectasis #pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
small (1 -4 mm) nodules ... - Endemic fungi ... differential #diagnosis #pulmonary ... CXR #clinical #CT
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... Key Components: ... difficult airway - Allergies ... murmur 3/6) - Pulmonary ... event, follow ACC algorithm
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pseudomonas FUNGAL ... • CT: Halo sign ... , erythematous nodules ... consolidation or nodular ... Infections #HIV #AIDS #pulmonary