3625 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Hypernatremia - Differential ... diuresis • Central diabetes ... • Nephrogenic diabetes ... Hypernatremia #Differential ... Diagnosis #Causes #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Polydipsia • Central Diabetes ... • Nephrogenic Diabetes ... #Polyuria #Differential ... Algorithm #causes #nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm - Diabetes ... Algorithm #Sodium #nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
of Polyuria - Differential ... (Uncontrolled Diabetes ... • Central Diabetes ... #Polyuria #Nephrology ... #Differential #
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia - Differential ... Post transplant, Diabetes ... Hypophosphatemia #Differential ... Algorithm #causes #nephrology
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... 100 mosm/kg • Diabetes ... Polydipsia #Polyuria #Differential ... Diagnosis #Algorithm #nephrology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Classification of Diabetes ... or neurogenic diabetes ... #Diabetes #Insipidus ... Classification #Types #Nephrology ... #Diagnosis #Differential
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
HyperKalemia - Differential ... Succinylcholine • Diabetes ... blockers - MCW Nephrology ... #HyperKalemia #Differential
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
of Polyuria - Differential ... Poorly controlled diabetes ... Diabetes Insipidus ... #Polyuria #Differential ... Diagnosis #Causes #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... 300 mmol/kg • Diabetes ... Hypernatremia #Nephrology ... #Differential #