12 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Volume Depleted 2° ... Expanded 1° / 2° ... #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Serum Osmolarity 2) ... High Uric Acid → renal ... #nephrology #sodium
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Alkalosis • ↑ beta-2 ... vomiting) • Low ... #nephrology #low
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Volume Depleted - 2° ... Expanded - 1° or 2° ... #Nephrology #Causes
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... Step 2) Confirmation ... Step 3) Differentiate ... checked in Step 2 ... - Low ACTH is
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
] x 100 FEMg <2% ... Hypomagnesemia #algorithm ... #differential # ... diagnosis #causes #nephrology ... #magnesium #low
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... Diagnosis Workup Algorithm ... mechanism 2) ... • Euvolemic (Low ... #nephrology #sodium
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Reduced Excretion - Differential ... Diagnosis Algorithm ... nephropathy • Beta-2 ... IntercellularShift #Nephrology ... #Differential #
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Volume Depleted - 2° ... Euvolemic* - 1°/2° ... #Nephrology #Causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Hypokalemia - Differential ... Diagnosis Algorithm ... Insulin • Beta-2 ... aldosterone • Renal ... #Hypokalemia #Nephrology