65 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... loss, lethargy, fever ... • Fever, weight ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
- Differential Diagnosis ... Algorithm No Fever ... Tachypnea - Normal Chest ... Fever, Tachypnea ... #Algorithm #Causes
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
initiation of smoking; Fever ... brown sputum, fever ... Travel hx, food hx; Fever ... #differential #diagnosis ... #comparison #table
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Algorithm Benign ... Pregnancy • Fever ... • Rheumatic Fever ... • Rheumatic Fever ... • Rheumatic Fever
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
consolidation #Clinical ... #Radiology #HRCT ... #CTChest #HighAttenuation ... #Pattern #Comparison ... #Table #RadiologyAssistant
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
excluded more common diagnoses ... tobacco hx - Fever ... Dyspnea+, Pleuritic Chest ... Consolidations AKA "inverse pulmonary ... #diagnosis #pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... Diagnosis is generally ... Inflammation (e.g., fever ... #Pneumonia #Venn ... #Pulmonolary
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing pneumonia ... #Clinical #Radiology ... #HRCT #CTChest ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... Infarction • Stable ... Parenchymal • Pneumonia ... #Differential #Diagnosis ... #Algorithm #causes
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Lobar pneumonia ... with cough and fever ... #Clinical #Diagnosis ... #Radiology #CXR