52 results
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
Acid Base Compensation ... variables (pH, HCO2 ... , pCO2) move in ... Diagnosis #Nephro #AcidBase
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... HCO3 < 24mmol/L) CO2 ... Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... < 35 mmHg) #AcidBase
PLACO Mnemonic - Approach to Acid-Base Disorders
P - Determine the pH
L - Labs: PCO2 & HCO3
A
Approach to Acid-Base ... pH L - Labs: PCO2 ... jadav_md #PLACO #AcidBase ... #Acid #Base #diagnosis
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Acid Base and Blood ... 2. pCO2 - What’s ... the pCO2? ... Medications, Central, ↑ CO2 ... MD @nickmmark #acidbase
Acid Base Disorders - Formulas for appropriate metabolic and respiratory compensation

- Dr Amith Sreedharan - Consultant
Acid Base Disorders ... Sreedharan - Consultant Critical ... Diagnosis #Nephrology #AcidBase
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 ... MSc @AmyChung #AcidBase
Acid-Base Disorders - Expected Compensation Equations

Metabolic Acidosis:
 • pCO2 = 1.5 x HCO3 + 8 ±
Acid-Base Disorders ... Acidosis: • pCO2 ... ∆ HCO3 ↓ 1 → ∆ pCO2 ... ↓ 4 #Acid #Base ... #AcidBase #Disorders
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... MDaniyalHashmi1 #AcidBase ... bloodgas #Acid #Base
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
pathophysiology CLINICAL ... Assessing for CO2 ... Assessing ROSC during CPR ... Transition as CO2 ... WAVEFORM - Critical
#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 ... for each 10 - in pCO2 ... pk + log (HCO3/(PCO2 ... )/HCO3 Acid base