14 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework ... Disease by CD4 ... angioinvasive disease ... • CT: Halo sign
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... Infectious Diseases ... HIVAIDS #workup #diagnosis
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
- Pneumonia ... Radiology #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential # ... Diagnosis
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... Diagnosis Algorithm ... disease or CHF) ... ) • Abnormal CXR ... refer + order CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Blood cultures • CXR ... ) • CXR upright ... seen • Chest CT ... Abscess Differential
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
diagnosis. ... In chronic disease ... - Lung neoplasms ... #Diagnosis #Radiology ... #Pulmonary #CXR
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
B-Lines in case of Pneumonia ... Differential Bilat ... disease, interstitial ... NOT definitively diagnose ... #ultrasound
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... hematogenous spread of a disease ... rarely typical pneumonia ... #CXR #clinical ... #CT
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... Diagnosis for Pulmonary ... anti-GBM ab, ANA, C3, C4 ... , anti-CCP • CXR ... resolution chest CT
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
it is seen in pneumonias ... disease. ... #Diagnosis #Radiology ... #CXR #Batwing # ... Differential #RadiologyAssistant