134 results
Focused Lung Assessment: Transducer positions for the 8 lung zones #EM #Radiology #PCC #POCUS #Focused #Lung
Focused Lung Assessment ... EM #Radiology #PCC ... #POCUS #Focused ... #Lung #Transducer ... #Positioning #ALiEM
Horizontal reverberation artifacts - A-lines are visualized as hyperechoic, horizontal artifacts at regular intervals deep to
EM #Radiology #PCC ... #POCUS #Lung #ALines ... #ALiEM
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... ., long QT syndrome ... heart disease Causes ... 300 = NSVT EKG ... full compensatory pause
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... : Interstitial lung ... ventilation (V) in the lungs ... bypassing the lungs ... shunting (eg, pulmonary
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Polycythemia - Acquired Causes ... Paraneoplastic (e.g ... ., RCC, HCC, uterine
Lung Ultrasound for Diagnosing Pneumonia - Scan through 6 zones (3 per side) 1. Midclavicular line
Lung Ultrasound ... Peds #EM #PICU #POCUS ... #Lung #Pneumonia ... Technique #Zones #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 ... clinically indicated (e.g ... echocardiogram, EKG
Pleural effusion visualized as an anechoic fluid collection located cephalad to the arrows. #Clinical #EM #Radiology
EM #Radiology #PCC ... #POCUS #Lung #Sagittal ... PleuralEffusion #ALiEM
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Clindamycin in case ... of PCN allergy ... • Vasculitis (e.g ... #differential #causes
A lobar consolidation located cephalad to the diaphragm. The branching, hyperechoic air bronchograms define this consolidation.
EM #Radiology #PCC ... #POCUS #Lung #Sagittal ... #Pneumonia #ALiEM