73 results
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
of flow) Face Mask ... FiO2: 40 - 60% Device ... ~40% Venturi Mask ... respiratory #support #devices ... #management #pulmonary
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
Amsterdam Wrist ... likelihood of wrist ... a patient with wrist ... radius #fracture #radiology ... #msk #orthopedics
Oxygen Delivery Methods
 • Nasal Cannula
 • Nonrebreather Mask
 • Non-Invasive Ventilation (CPAP/BiPAP)
 • Venturi Mask
Nonrebreather Mask ... BiPAP) • Venturi Mask ... Delivery #Methods #devices ... #respiratory #pulmonary ... #management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... injury • ED Management ... #Carpal #Radiology ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone #Fractures #wrist ... #frequency #radiology ... #msk #orthopedics
Severe Tricuspid Regurgitation demonstrated in the Cephalic Vein

Patient with severe pulmonary hypertension and severe tricuspid regurgitation.
Patient with severe pulmonary ... Regurgitation #Severe #TR #Wrist ... #CephalicVein #PhysicalExam ... #Cardiology #Clinical
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... fractures • ED Management ... Triquetrum #Fracture #Wrist ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
box, pain with wrist ... #TerryThomas #Wrist ... Scaphoid #Carpal #Radiology ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery by Device ... Venturi Mask (venti-mask ... Delivery #FiO2 #Pulmonary ... #Equipment #Devices ... #Management
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
Event Monitoring Devices ... invasive Commercial Devices ... Event #Monitoring #Devices ... #Comparison #cardiology ... #management #holter