58 results
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
- 6 L/min • FiO2 ... of flow) Face Mask ... : 40 - 60% Device ... ~40% Venturi Mask ... respiratory #support #devices
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Devices Simple ... 6-10 LPM • FiO2 ... 10-15 LPM • FiO2 ... 10-15 LPM • FiO2 ... Oxygen #Delivery #Devices
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery by Device ... high percentage FiO ... set to desired FiO2 ... deliver desired FiO ... Pulmonary #Equipment #Devices
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
Oxygen Delivery Devices ... ) • Face mask ( ... Face tent/shovel mask ... ) • Venturi mask ... Oxygen #Delivery #Devices
Oxygen Delivery Devices
1. Flow is a variable describing the movement of a volume of gas over
Oxygen Delivery Devices ... Variable devices ... resulting in an FiO2 ... more predictable FiO2 ... NRB) • Venturi Mask
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... Lachmans #test #ACL #Knee ... #Injury #Normal ... cruciate #ligament #msk
Baker's Cyst on POCUS
Very unusual ,6 years boy with a Baker cyst !!! No flow and
Baker's Cyst on POCUS ... connected to the knee ... #Bakers #Cyst #POCUS ... #clinical #knee ... #ultrasound #msk
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Diagnosis Framework Knee ... distal to the knee ... - Synovium - Oral ... differential #diagnosis #msk
Evaluation of Suprapatellar Knee Effusion (normal knee) on Point of Care Ultrasound (POCUS)

POCUS for knee effusions:
Effusion (normal ... Care Ultrasound (POCUS ... ) POCUS for knee ... #MSK #POCUS #Clinical ... #Normal
U/S - Is the shoulder IN or OUT?

Top Clip: IN (No Dislocation)
Bottom Clip: OUT (Anterior Dislocation!)
-
EM_RESUS #Clinical #POCUS ... #MSK #Shoulder ... Anterior #Comparison #Normal