7 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Differential Diagnosis Algorithm ... by A-a Gradient ... Normal A-a Gradient ... compliance ↑ A-a Gradient ... pulmonary #Aa #Gradient
Pleural Effusion - Workup, Diagnostic Algorithm #Diagnosis #EM #IM #PCC #Pleural #Effusion #Transudative #Exudative #Differential #Algorithm
Pleural Effusion ... - Workup, Diagnostic ... Algorithm #Diagnosis ... #EM #IM #PCC #Pleural ... #Effusion #Transudative
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Approach to the A-a Gradient ... A-a gradient = ... /0.8)] - PaO2 Simplified ... A-a Gradient ≤ ... Disease and more • Diffusion
Antibiotic Susceptibility Testing Methods
1) Kirby Bauer Disk Diffusion: disks impregnanted w/ Abx → circular gradient →
Abx → circular gradient ... plate. ✓ MIC 3) Gradient ... diffusion (E test ... sprayed w/abx gradient ... concentrations + algorithms
Management of Convulsive Status Epilepticus in children
Stabilization Phase (Seizure 0-5 minutes):
 • Check and maintain ABC
OR • IM Midazolam ... • IV Midazolam Loading ... Thiopental Sodium Loading ... Pentobarbital Loading ... pediatrics #peds #algorithm
#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
Tubular Potassium Gradient ... 100% mask A-a Gradient ... Bumetanide: IV or IM ... Digoxin: IV/PO loading ... x4 q15-30min) *IM
Perform computations online at:
ScyMed.com
6th ED
ICU-card
«ICU, Formulas & Drugs»
HEMODYNAMIC PATTERNS
Condition
SAP
CVP

PAP PCWP

CO C(a-v)02 PVR

SVR
Hypovolemic shock
↓
↓
↓
↓
↓
↑
↑
↑
Cardiogenic shock
↓
1
↑
1

1
↑

Septic shock
↓
↓
↓
↓
↑
↓
↓
↓
Cardiac Tamponade
.
↑
↑
1
↓

→
↑
RV
DP-PCWP Coronary Perfusion ... Index CARDIAC WORK ... )*(100) | A-a GRADIENT ... -25 mmHg A-a Gradient ... 0.25*age) A-a Gradient