29 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... loss, lethargy, fever ... • CT: Halo sign ... • Fever, weight ... #differential #diagnosis
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Reverse Halo Sign ... Organizing Pneumonia ... Pulmonary #ChestCT #radiology ... #CTChest #diagnosis
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
on Lung POCUS ... healthy pt with fever ... POCUS lung exam ... partially seen shred sign ... NOT definitively diagnose
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Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR ... Inflammation (e.g., fever ... pain) and signs ... #Pneumonia #Venn
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... : • 80% have fever ... Blood cultures • CXR ... early disease) • CXR ... decubitus - air fluid level
A 50 yo F with a history of poor dentition presents to the ED with fever
to the ED with fever ... A CXR is done. ... consistent w/ lung ... abscess #Clinical #Radiology ... #CXR #ChestXRay
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
example of 'shred sign ... a patient with fever ... This POCUS finding ... on CXR/CT imaging ... photo #ultrasound #lung
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Chilaiditi Sign on Chest X-Ray
Anterior interposition of the colon between the hemidiaphragm and the liver.
Chilaiditi sign
Chilaiditi Sign ... hemidiaphragm and the liver ... thus important to diagnose ... #Chest #XRay #CXR ... #clinical #radiology
Based on the images alone, it is usually not possible to determine the cause of the
with cough and fever ... with low oxygen level ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #