10 results
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Differential Diagnosis ... Dermatomyositis, Lung ... #Halo #Sign #Infectious ... #Diagnosis #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... - "Shred" sign ... #differential # ... diagnosis #signs ... #Lung #POCUS #ultrasound
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
example of 'shred sign ... This POCUS finding ... eabramsMD #Shred #sign ... #pneumonia #clinical ... #pulmonary
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Differential Bilat ... : Pulmonary edema ... partially seen shred sign ... NOT definitively diagnose ... #Lung #POCUS #clinical
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... dyspnea • Lobar consolidation ... #AIDS #pulmonary
Reverse Halo Sign
Defined as a central ground class opacity surrounded by a ring of dense consolidation
Differential
Reverse Halo Sign ... Differential Diagnosis ... : • Infection ... #Halo #Sign #differential ... #diagnosis #pulmonary
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... of the reversed ... halo sign (RHS) ... lesions, lobular consolidation ... #Diagnosis #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... centrilobular nodules, or consolidation ... in the adjacent lung ... #differential # ... diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung Abscess - Clinical ... #Abscess #pulmonary ... #differential #
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... This patient’s clinical ... a chest x-ray (CXR ... not seen on a CXR ... Radiology #CTChest #Lung