476 results
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Flow 6-10 LPM • FiO2 ... 35-50% Face Tent ... 10-15 LPM • FiO2 ... uses a small valve ... 10-15 LPM • FiO2
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
- 6 L/min • FiO2 ... of flow) Face Mask ... - 10 L/min • FiO2 ... Device: Face Tent ... ~40% Venturi Mask
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
high percentage FiO ... retention of exhaled gases ... • Uses either ... set to desired FiO2 ... deliver desired FiO
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... K), H. pylori test ... thyroid function test ... patients if the cause ... #Workup #hematology
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
(1-6L, 24-40% FiO2 ... ) • Face mask ( ... ) • Face tent/shovel ... mask (5-15L, 35 ... ) • Venturi mask
Causes of Approach to Altered Level of Consciousness - Workup
Clinical Exam - Focal
 • Trauma
 •
Causes of Approach ... Consciousness - Workup ... Clinical Exam ... Imaging Section Clinical ... #algorithm #Causes
Clarke's Test (Patellar Grind Test)

Indicates Patellofemoral dysfunction.
 - Patient with knee in extension. Push posterior on
Clarke's Test (Patellar ... Grind Test) ... of patella then ask ... Patellar #Grind #clinical ... Patellofemoral #msk
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Causes: Calcific ... arm, empty can test ... diagnosis #sports #MSK
Anterior Cruciate Ligament Injury seen with positive Anterior Drawer Test

#Anterior #Cruciate #Ligament #ACL #Injury #Drawer #Test
Anterior Drawer Test ... Injury #Drawer #Test ... #physicalexam #clinical ... #video #msk
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Renal ultrasound, Tests ... sodium loading test ... saline infusion test ... #Screening #Workup