13 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Edema, Hemorrhage, Pneumonia ... Hypersensitivity Pneumonia ... , COP, Chronic Eos ... Sarcoidosis, NSIP, COP
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
between acute consolidation ... - Chronic post-infection ... (OP) or chronic ... proteinaceous material ... Radiology #Pulmonary #CXR
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... heart failure, COPD ... Evaluation: Imaging (CXR ... /- High res CT chest ... diagnosis #evaluation #differential
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in OP ... consolidations of OP ... such as lymphoma, infection ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • Pleuritic CP ... Microsporidium #Lung #Infections ... AIDS #pulmonary #differential
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... adenocarcinoma in situ; COP ... ; OP, organising ... with symmetrical bilateral ... hypersensitivity pneumonitis, infection
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... allopurinol), Infection ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
proteinosis, but later ... NSIP - Organizing pneumonia ... (COP/BOOP) - Infection ... (PCP, viral, Mycoplasma ... Clinical #Radiology #CTChest
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Diagnosis Pulmonary/Chest ... Trauma, COPD exacerbation ... Pleural effusion, Pneumonia ... Chronic: Asthma, COPD ... , Anaphylaxis, Infection
Based on the images alone, it is usually not possible to determine the cause of the
considered, like acute ... between these chest ... Lobar pneumonia ... (OP) - multiple ... Diagnosis #Radiology #CXR