11 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Cl-: Vomiting, ... NGT suction, Low Cl ... Cl-: Diuretics, ... Liddle syndrome #Primary
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Cl-: Vomiting, ... NGT suction, Low Cl ... Cl-: Diuretics, ... #Nephrology #Causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
- Urinary Chloride ... Algorithm Cl- ... Kidney loss of Cl ... #Urinary #Chloride ... #urine #Algorithm
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Urinary Chloride ... • Cl- responsive ... Kidney loss of Cl ... - Loss of Cl ... #causes #urinary
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
Likely Metabolic Alkalosis ... Urine CI < 20 ... Cl > 20 (Saline ... Mineralocorticoid • Primary ... #algorithm #diagnosis
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Cl-: Vomiting, ... NGT suction, Low Cl ... Cl-: Diuretics, ... #Nephrology #Causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... , Low R - Primary ... Normotensive: • UCl ... Post-hypercapnia • UCl ... #nephrology #causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... mEq/g suggests urinary ... ↑ Aldosterone: Primary ... - Metabolic Alkalosis ... differential #potassium #nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... GI Bleed) • NaCl ... Deprivation Test • Primary ... #Polyuria #Nephrology ... #Causes
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
UOP/weights - Urine ... Na/K/Cl/urea/protein ... pre-renal) - Urinary ... AcuteKidneyInjury #AKI #Nephrology ... #Diagnosis #Algorithm