13 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest CT ... Organizing Pneumonia ... Patterns #Lung #Pulmonary ... #ChestCT #radiology ... #CTChest #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV ... - Differential Diagnosis ... • CT: Halo sign ... #AIDS #pulmonary ... #differential #diagnosis
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV ... /AIDS Patients ... Pyogenic bacterial pneumonia ... #differential #diagnosis ... #chestCT #radiology
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR, CT ... , ultrasound) - ... Inflammation (e.g., fever ... #Pulmonolary
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
AIDS-defining illnesses ... tuberculosis, any site (pulmonary ... - Pneumonia, ... #AIDS #Defining ... InfectiousDiseases #Diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... in HIV-AIDS Bacterial ... identified, Strep pneumoniae ... CXR +/- High res CT ... HIVAIDS #workup #diagnosis
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
healthy pt with fever ... /lung sliding: Pulmonary ... edema, ARDS, interstitial ... NOT definitively diagnose ... POCUS #clinical #ultrasound
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
cause: Aspiration pneumonia ... for Klebsiella pneumonia ... decubitus - air fluid level ... seen • Chest CT ... Lung #Abscess #pulmonary
CT and ultrasonographic features of COVID-19 pneumonia
Lung CT:
 - Thickened pleura
 - Ground glass shadow and
features of COVID ... -19 pneumonia Lung ... and effusion - Pulmonary ... #Ultrasound #POCUS ... #features #Radiology
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
/AIDS patients ... be present: • AIDS ... -1 RNA level from ... Lymphadenitis, pulmonary ... cryptococcomas, cavitating pneumonia