26 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... is ruled out, causes ... filling of bucket (low ... #Causes #workup ... #nephrology
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
Causes of Primary ... Differential Diagnosis Algorithm ... Estrogen • Receptor ... Differential #Diagnosis #Algorithm ... #Causes #OBGyn
Etiologies of Hypoaldosteronism

Hyporeninemic Hypoaldosteronism (Low Renin, Low Aldosterone)
 - Diabetic Nephropathy 
 - NSAIDs
Non-Hyporeninemic Hypoaldosteronism (Normal
Hypoaldosteronism (Low ... Chronic heparin - Primary ... - Aldosterone receptor ... Aldosterone #Comparison #Table ... #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... secreting tumor, Primary ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Ureterosigmoidostomy Urinary ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis Algorithm ... Vasopressin-independent - Consider: Primary ... polydipsia, Low ... #differential #algorithm ... #causes #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... : Hypovolemia, Low ... PROBLEM ~80% of AKI cases ... CONSIDER INTRINSIC CAUSES ... KidneyInjury #simplified #workup
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Differential Diagnosis Algorithm ... , NGT suction, Low ... Differential #Diagnosis #Algorithm ... #Nephrology #Causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... wasting from other causes ... suggests extra-renal causes ... differential #potassium #nephrology ... #low