22 results
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
of flow) Face Mask ... FiO2: 40 - 60% Device ... : Face Tent • ... 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 ... Painful balottement test ... 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
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
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Devices Simple ... Mask: • Flow ... FiO2 35-50% Face Tent ... Oxygen #Delivery #Devices ... #management #pulmonary
CPAP Troubleshooting Tips
1. Wrong size/style mask → try a different mask, nasal pillows
2. Trouble getting used
forced air → use device ... Unintentionally removing device ... check air filter, device ... Troubleshooting #Tips #management ... #problems #pulmonary
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
Oxygen Delivery Devices ... FiO2) • Face tent ... /shovel mask (5- ... Oxygen #Delivery #Devices ... Comparison #table #pulmonary
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