16 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... Blood and sputum cx ... diagnosis #evaluation #differential
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... evidence of a chest ... infiltrate (e.g., CXR ... , CT, ultrasound ... #Pneumonia #Venn
Flail Chest Breathing on Physical Exam
74 year-old male, fallen over in the garden. Four rib fractures.
Physical Exam 74 year-old ... The video shows ... fractures missed by CXR ... , so use CT to identify ... also pulmonary
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Flail Chest Breathing on Physical Exam
74 year-old male, fallen over in the garden. Four rib fractures.
Physical Exam 74 year-old ... The video shows ... fractures missed by CXR ... , so use CT to identify ... also pulmonary
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Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Count: Any CD4 ... • CT: Halo sign ... Infections #HIV #AIDS #pulmonary ... #differential #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... rarely typical pneumonia ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
• Labs: CBC, cr ... anti-GBM ab, ANA, C3, C4 ... , anti-CCP • CXR ... high resolution chest ... CT • Bronchoscopy
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... The old name is ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation ... #Table #RadiologyAssistant
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
infarction In pulmonar ... Here we see an old ... On the CT we can ... Clinical #Radiology #CXR ... PulmonaryEmbolism #RadiologyAssistant
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
Sometimes a CT is ... necessary to differentiate ... Clinical #Radiology #CXR ... #Old #RibFracture ... #Pseudotumor #RadiologyAssistant