21 results
Focused Abdominal Aorta Ultrasound - Transducer positions for aortic scan. Proximal (A), Mid-aorta (B), Distal (C),
EM #Radiology #Vasc ... #POCUS #AAA #Transducer ... #Positioning #ALiEM
Aortic aneurysm (aaa) measuring 6 cm wide with mural thrombus (asterisks) #Clinical #Diagnosis #EM #Radiology #Vasc
Aortic aneurysm (aaa ... asterisks) #Clinical #Diagnosis ... EM #Radiology #Vasc ... #POCUS #AAA #MuralThrombus ... #Transverse #ALiEM
Transducer location to evaluate the femoral vein and normal ultrasound images showing common femoral artery (A)
#Clinical #Diagnosis ... EM #Radiology #Vasc ... #POCUS #DVT #Femoral ... #Positioning #ALiEM
Transducer location to evaluate the popliteal vein and normal ultrasound images showing popliteal artery (A) and
#Clinical #Diagnosis ... EM #Radiology #Vasc ... #POCUS #DVT #Popliteal ... #Positioning #ALiEM
Positive DVT study showing thrombus in the femoral vein (v), adjacent to the femoral artery (a)
#Clinical #Diagnosis ... EM #Radiology #Vasc ... #POCUS #DVT #Positive ... Noncompressible #ALiEM
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential Diagnosis ... (↑Shunting), ↓Perfusion ... #Differential #Diagnosis ... #Algorithm #pulmonary ... #Aa #Gradient
One-page resource for Lung POCUS in COVID19:
- likely (unproven) sensitive due to peripheral distribution of lesions
resource for Lung POCUS ... CT - pleural effusions ... ChrisAllison_VT #Lung #POCUS ... #coronavirus #pulmonary ... #ultrasound #diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Possible small plural effusion ... Possible bilateral effusion ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
excluded more common diagnoses ... Ground Glass +/- Effusions ... Consolidations AKA ... "inverse pulmonary ... #pulmonary
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
ANCA vasculitis (AAV ... multiplex WORKUP & DIAGNOSIS ... LVEF, pericardial effusion ... FINDINGS: • AAV ... #differential #diagnosis