8 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Approach to Acid ... Start with the Anion ... Do you need an ABG ... an ABG by adding ... Disorders #Evaluation #workup
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Anion gap? ... ↑ ↑ Metabolic alkalosis ... Acidosis ↑ ↓ Resp Alkalosis ... #bloodgas #Acid
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Acid Base and Blood ... - Contraction alkalosis ... Acidosis - non anion ... metabolic acidosis - anion ... nickmmark #acidbase #workup
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 ... need to do more work ... = ANION GAP - ... AmyChung #AcidBase #ABG
Ketosis Disorders
Ketone bodies are a normal metabolic energy source. Excessive unregulated production of ketones, often accompanied
accompanied by an anion ... consequence of fatty acid ... leading to marked anion ... blood glucose (BG ... diagnosis #management #endocrinology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... hypertension and signs ... and metabolic alkalosis ... renal bruit or signs ... Vasculitis • Endocrinologic
1
Consumption of organic anions
2
Demineralization
3
Lactate, dissociated fatty acids, etc.
Metabolism
Ht consumptiont
cos-
РО}-
HPOT
HCO3
Hyperventilation
CO, output with expiration†
6
Vomiting
Нуро-
kalemia
Нуро-
volemia
H
HCO;
4
ЗНСОз
Nat
5
Na
Proximal tubules
Hypopara-thyroidism
Aldosteronet
7
Liver failure
Urea
Distal nephron
NH4
Cys •-
Met
Consumption of organic anions ... dissociated fatty acids ... deficiency 8 Arg ... [HC03] >7.45 #Alkalosis
#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
AG S 8-16 mEq ... - (Cl + НСО3) Anion ... H_def 0 mEq Acid ... 2)| Metabolic Alkalosis ... pCO2 Respiratory Alkalosis