7 results
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Non-Infectious Differential ... , Pulmonary embolism ... #Halo #Sign #Infectious ... #Diagnosis #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... pleura reflection) Pneumonia ... Consolidations - "Shred" sign ... thickened pleura in severe ... #differential #
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Reverse Halo Sign ... Bilateral Peripheral ... Halo Sign 6. ... Organizing Pneumonia ... Patterns #Lung #Pulmonary
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
in case of Pneumonia ... Differential Bilat ... /lung sliding: Pulmonary ... partially seen shred sign ... #Pneumonia #Lung
Reverse Halo Sign
Defined as a central ground class opacity surrounded by a ring of dense consolidation
Differential
Reverse Halo Sign ... consolidation Differential ... Cryptogenic organizing pneumonia ... @PulmPEEPs #Reverse ... #Halo #Sign #differential
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... of the reversed ... halo sign (RHS) ... ; PZ, pulmonary ... with symmetrical bilateral
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
breathlessness (half-marathon ... ASA, Kussmaul's sign ... mild diastolic reversal ... Echocardiogram #a4c ... #pocus #clinical