8 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Approach to Acid ... Base Disorders ... Do you need an ABG ... Generally, for acid ... ~0.05 to pH and
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... salicylates) R Renal ... - Diarrhea - Renal ... #AcidBase #disorders ... #bloodgas #Acid
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... Algorithm Acidemia (pH ... • Metabolic Acidosis ... • Respiratory Acidosis ... mmHg) Alkalemia (pH
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
Acid Base Disorders ... has a primary alkalosis ... has a primary acidosis ... joshsteinbergMD #Acid ... #Base #Disorders
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Blood Gas (ABG) ... Interpretation and Acid-Base ... or an alkalosis ... Look at the pH 2 ... AmyChung #AcidBase #ABG
Ketosis Disorders
Ketone bodies are a normal metabolic energy source. Excessive unregulated production of ketones, often accompanied
Ketosis Disorders ... by an anion gap acidosis ... consequence of fatty acid ... marked anion gap acidosis ... (pH < 7.35) w/
1
Formation of organic acids
Lactate, dissociated fatty acids, acetic acids, etc.
Metabolism
H formationt
4
Hyperkalemia
ЗНСО,
Na
2
Mineralization
3
Hypoventilation
CO;
POA
3-
HCO;
6
CO, output # with expiration
Diarrhea
5
H*-
Proximal tubule
Renal
, acetic acids, ... Proximal tubule Renal ... Hypoaldo- steronism Arg ... 8 [Co] HO pH ... [CO,] <7.35 #Acidosis
#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
#ICUCard RENAL ... (Na U(U/P Cr) Renal ... 9 Respiratory Acidosis ... 50mmHg (acute I pH ... on FIO2 < 50% pH