61 results
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Interpretation and Acid-Base ... Look at the pCO2 ... Metabolic Equal (If pCO2 ... the change in pCO2 ... Amy Chung, MD, MSc
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
Indication → Pre-test ... clinical question based ... Step 2: Pre-test ... probability based ... Stewardship #ultrasound #management
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
of flow) Face Mask ... Device: Face Tent ... ~40% Venturi Mask ... 2 - 15 L/min (based ... support #devices #management
BENNETT FRACTURE 
Bennett fracture is an intraarticular two-part fracture of the ulnar side of the base
ulnar side of the base ... motion • ED Management ... require operative management ... XRay #Diagnosis #Management ... #Orthopedics #MSK
ROLANDO FRACTURE 
Rolando fracture is an intraarticular three-part fracture of the base of the first metacarpal
fracture of the base ... fracture of the base ... tenderness at the base ... motion • ED Management ... #Orthopedics #MSK
#ICUCard
RENAL
GFR
90-131
mL/min
((140-age)*Wt)/(72*Cr)
Glomerular Filtration Rate (Cockcroft)
CI Cr
90-131
mL/min
(CrU * volume)/CrS
Creatinine Clearance
FENa
0.0-1.0
%
((U/P Na)/(U/P Cr))*100
Fractional Excretion of Na+
Na req
mEq
(125-Na)*0.6*Wt
Required Sodium
FE Urea
Osmolar Gap ACID-BASE ... pCO2 = 1.5 (HCO3 ... )/HCO3 Acid base ... 100% mask A-a ... < 50 mmHg Pa02
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Diagnosis and Management ... • Orthopnea - PaO2 ... 10 minutes of rest ... Oxygenation defect - PaO2 ... SpO2 > 88% • Management
Delirium Tips: What NOT To Do:
 - Don't think delirium is a benign condition 
 -
- Don't order tests ... around) - Don't base ... @DrLindaDykes based ... #Diagnosis #Management
Global Alliance algorithm to improve outcomes in acne.
†With small nodules (>0.5–1 cm).
‡Consider physical removal of comedones.
§Second
Second course in case ... pregnancy, see text ... ††See text. alt. ... #Management #Dermatology
Hypoplastic Left Heart Syndrome (HLHS)
 • Introduction
 • Embryology
 • Anatomy
 • Physiology of HLHS
 •
Exam/Diagnostic Tests ... • Qp:Qs based ... Pre-operative Management ... Options • Post-op Management