48 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Hypernatremia - Differential ... Central diabetes insipidus ... Hypernatremia #Differential ... Diagnosis #Causes #nephrology ... #sodium #high
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Algorithm - Diabetes Insipidus ... Management #Algorithm #Sodium ... #nephrology #insipidus
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Density of water SG ... hydration • Diabetes insipidus ... to ADH) • ATN SG ... Interpretation #diagnosis #differential ... #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... water loss, Serum Sodium ... kg • Diabetes Insipidus ... Hypernatremia #Nephrology ... #Differential #
Hyponatremia Differential Diagnosis Algorithm

By Dr. Khudhur Mohammed @khudhur_moh

#Hyponatremia #Differential #Diagnosis #Algorithm #sodium #nephrology
Hyponatremia Differential ... #Hyponatremia #Differential ... Diagnosis #Algorithm #sodium ... #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Central Diabetes Insipidus ... Nephrogenic Diabetes Insipidus ... #Polyuria #Differential ... Algorithm #causes #nephrology
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... Insensible losses Sodium ... Central Diabetes Insipidus ... Nephrogenic Diabetes Insipidus ... Hypernatremia #Differential
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... Euvolemic: Diabetes insipidus ... Hypernatremia #Differential ... Workup #Algorithm #nephrology ... #sodium
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... examination, check urine sodium ... acid: - Urine sodium ... #Hyponatremia #Differential ... Algorithm #Diagnosis #Nephrology
How much sodium is in 1 Liter of Normal Saline? In Bags if Potato Chips
How much sodium ... saline = 0.9% sodium ... mg Na A 1 oz. bag ... about as much sodium ... normal #saline #ns #nephrology