10 results
Horizontal reverberation artifacts - A-lines are visualized as hyperechoic, horizontal artifacts at regular intervals deep to
artifacts - A-lines ... the near field #Clinical ... #EM #Radiology ... #PCC #POCUS #Lung ... #ALines #ALiEM
B-lines are visualized as hyperechoic vertical artifacts arising from the pleural line and extending off the
B-lines are visualized ... pattern #Clinical ... #EM #Radiology ... #PCC #POCUS #Lung ... #BLines #ALiEM
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Chest X-ray - Lung ... look for focal a-lines ... Nasopharyngeal PCR ... for COVID-19, influenza ... echocardiogram, EKG
Chest radiography showed perihilar opacities in both lungs with free air in the mediastinum (Panel A,
opacities in both lungs ... opacities in both lungs ... #Clinical #PCC # ... IM #EM #Pneumomediastinum ... #Influenza #NEJM
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... PCR 50% sensitive ... granulomatosis: • EBV-associated ... lesions • 80% with lung ... causes #radiology #neurology
Pleural effusion visualized as an anechoic fluid collection located cephalad to the arrows. #Clinical #EM #Radiology
#Clinical #EM #Radiology ... #PCC #POCUS #Lung ... PleuralEffusion #ALiEM
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
hemorrhage • CSF PCR ... Toxoplasma gondii PCR ... • JC-virus PCR ... effect/Edema • EBV ... Enhancement • PCR
A lobar consolidation located cephalad to the diaphragm. The branching, hyperechoic air bronchograms define this consolidation.
#Clinical #EM #Radiology ... #PCC #POCUS #Lung ... Sagittal #Pneumonia #ALiEM
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Enteroviruses (e.g ... virus • CMV • EBV ... virus (LCMV), influenza ... • Common clinical
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Donath-Landsteiner Antibodies[PCH ... Viral Infection Clinical ... - Mycoplasma, EBV ... Citrobacter and influenza ... Hemoglobinuria (PCH