15 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Diabetes Insipidus Workup ... Algorithm #Sodium #nephrology ... #insipidus #DI
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
- DI, Central Dl ... DI, Nephrogenic ... DI, Hypodipsia ... Classification #Features #Diagnosis ... Comparison #Table #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... #Differential # ... Diagnosis #Workup ... #Algorithm #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Differential Diagnosis ... urine osm (in DI ... , Dehydration: neurologic ... Diabetes Insipidus: neurogenic ... #management #nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential ... Diagnosis Inadequate ... insipidus • Nephrogenic ... #nephrology #sodium
BEHIND - Stroke Mimics Mnemonic
Brain: Mass, Hemorrhage, Contusion
Epilepsy: Post Ictal State, 
Hyponatremia, Hypogycemia
Intoxication, Infection
Neuro: Migraine, Multiple
Ictal State, Hyponatremia ... Mimics #Mnemonic #CVA ... #Neurology #Diagnosis ... #Differential
Central vs Nephrogenic Diabetes Insipidus - Desmopressin Challenge
Give desmopressin (intranasal, SQ, IV) and monitor UOsm every
Central vs Nephrogenic ... Complete CDI - VA ... Diabetes #Insipidus #DI ... Desmopressin #Challenge #diagnosis ... #nephrology #testing
Stroke Evaluation and Management Algorithm

Clinical suspicion of stroke (BE FAST)
 • Balance loss
 • Eyes: vision
Immediate Workup ... Management #Algorithm #diagnosis ... #differential # ... neurology #CVA
Two-step Copeptin algorithm for differential diagnosis of Diabetes Insipidus (DI)

Baseline Copeptin < 21.4 pmol/L:
 • Arginine-stimulated
diagnosis of Diabetes ... prior thirsting) → Nephrogenic ... #copeptin #nephrology ... #differential # ... diagnosis
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
of Polyuria - Differential ... Diagnosis Excess ... DI (Renal resistance ... #Diagnosis #Causes ... #nephrology