19 results
Horizontal reverberation artifacts - A-lines are visualized as hyperechoic, horizontal artifacts at regular intervals deep to
the near field #Clinical ... #EM #Radiology ... #PCC #POCUS #Lung ... #ALines #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 ... Nasopharyngeal PCR ... - CBC with differential ... as clinically indicated ... , EKG) Dr.
Pleural effusion visualized as an anechoic fluid collection located cephalad to the arrows. #Clinical #EM #Radiology
#Clinical #EM #Radiology ... #PCC #POCUS #Lung ... PleuralEffusion #ALiEM
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
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
wave and short PR ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
B-lines are visualized as hyperechoic vertical artifacts arising from the pleural line and extending off the
A-line pattern #Clinical ... #EM #Radiology ... #PCC #POCUS #Lung ... #BLines #ALiEM
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... lesions • 80% with lung ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Clindamycin in case of PCN ... Abscess Differential ... Vasculitis (e.g.
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
AV block 1º - long ... PR intervals >120 ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... excludes other differentials ... that’s called “clinical ... PhysicalExam #JVP #Cardiology