7 results
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... reversed halo sign ... ; PZ, pulmonary ... patients with acquired ... #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 ... cases - Dynamic air ... #signs #Lung #POCUS
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) - ... chest pain) and signs ... #Pulmonolary
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Community Acquired ... - Diagnosis and ... Signs/Symptoms: ... radiograph or CT ... Management #treatment #Pulmonary
Canadian CT Head Rule 

CT head is only required for minor head injury patients 
with any
Canadian CT Head ... is only required ... score < 15 at 2 hrs ... Any sign of basal ... elevation) #Diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
bronchial wall injury ... Nasal polyps and signs ... thickening, presence of air-fluid ... parenchyma Diagnosis ... high-resolution chest CT
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... SpO2 88% on room air ... Several of the diagnoses ... considering the diagnosis ... amount of force is required