143 results
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... Diuretics (discontinued ... Metabolic alkalosis ... #Causes #Workup
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Differential ... Diagnosis Algorithm ... loop or thiazide diuretics ... #Differential # ... Diagnosis #Algorithm
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic Alkalosis ... - Differential ... Diagnosis Algorithm ... Low Cl intake, Diuretics ... #Differential #
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
Urine chloride < 20 mmol/l - Chloride responsive (Chloride
Causes of Metabolic Alkalosis ... - Differential ... Diagnosis Algorithm ... #Causes #Differential ... #Diagnosis #Algorithm
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential ... Diagnosis Algorithm ... Low Cl intake, Diuretics ... #Differential #
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Diagnosis Algorithm ... Acute Respiratory Alkalosis ... Syndrome • Osmotic Diuresis ... #Diagnosis #Algorithm
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
D - Diarrhea/diuretics ... - Contraction alkalosis ... nickmmark #acidbase #workup ... #algorithm #diagnosis ... #acidosis #alkalosis
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... Diagnosis Workup ... Algorithm 1) ... • Hypovolemic: Diuretics ... #Diagnosis #Workup
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Hyponatremia - Differential ... Diagnosis Algorithm ... Renal losses, Diuretic ... and metabolic alkalosis ... Ketonuria, Osmotic diuresis
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Loop and thiazide diuretics ... Post-obstructive diuresis ... Hypomagnesemia #Differential ... Magnesium #Table #Classification ... #Causes #Workup