7 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
TSH, Low normal ... • Low TSH, normal ... • Low TSH, high ... Hyperthyroidism #algorithm ... #Interpretation
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... • Normal Acid-Base ... Syndrome • HTN, High ... #causes #potassium ... #low #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... complications such as ... urinary losses: • High ... consumption • Low ... #nephrology #low
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Compensation, Acute vs ... acetaminophen dosing ... Diagnosis #Summary #Nephrology ... bloodgas #Acid #Base
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... poisoning Normal acid-base ... of sodium and potassium ... Chloride #urine #Algorithm
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
urine Na/Cl > 1.6, low ... urine Na/Cl < 0.7, high ... correcting serum potassium ... in most cases; interpretation ... #nephrology
#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
Trans Tubular Potassium ... Osmolar Gap ACID-BASE ... PaCO2)/HCO3 Acid base ... 4.0mg/kg q10min (as ... 08 0L SS 0s Sh