50 results
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 ... Develop a pre-test ... probability based
POCUS appearance of Pleural thickening at right base. (patient was referred as possible pleural effusion, referral
POCUS appearance ... thickening at right base ... Pleural #Thickening #POCUS ... #Clinical #Comparison
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 ... management #pulmonary #comparison
U/S - Is the shoulder IN or OUT?

Top Clip: IN (No Dislocation)
Bottom Clip: OUT (Anterior Dislocation!)
-
EM_RESUS #Clinical #POCUS ... #MSK #Shoulder ... Dislocation #Anterior #Comparison
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
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
the screening test ... correctly diagnose a case ... that any given case ... the screening test ... it has a narrow focus
#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
FAST - Cardiac Tamponade - Torn atrial appendage.
WCUME 2017 Submission for Best POCUS - Massive hemopericardium
Submission for Best ... POCUS - Massive ... straight to the OR based ... #Peds #Trauma #POCUS
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
require imaging based ... Painful balottement test ... fracture #radiology #msk
Ruptured Ovarian Cyst on Pelvic Ultrasound

22 year old female w/ acute onset RLQ pain & TTP
Urine pregnancy test ... though (just in case ... gynecology #obgyn #POCUS