10 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Workup Step ... #1 - Consider the ... history Step #2 ... Uglucose Step #3 ... #insipidus #DI
Hypernatremia - Diagnostic Evaluation Algorithm
Step 1: Consider history. Most patients presenting with hypernatremia are either very
1: Consider history ... Step 2: Check Uosm ... has DI, determine ... #Evaluation #Algorithm ... #Sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
1 . ... Repeat the sodium ... Step 2. ... administration Step 3. ... HYPERVOLEMIC • CHF
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Algorithm 1) ... Check Urine Osmolality ... renal mechanism 2) ... Euvolemic: Diabetes insipidus ... #sodium
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... water retention 1) ... Serum Osmolarity 2) ... 3) Urine Sodium
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Evaluation Algorithm ... Step 1: Consider ... elevated Step 2: ... Gravity Step 3: ... #Evaluation #Algorithm
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
Algorithm 1) Check ... serum osmolality 2) ... 3) ADH Dependent ... volume status, urine ... sodium, uric acid
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
osm (in DI; high ... water unavailable 2) ... post-obstructive 3) ... Diabetes Insipidus ... management #nephrology #sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
to work through ... 1) Is it hypotonic ... 2) Is ADH elevated ... Measure urine osmolality ... management #nephrology #sodium
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... disease b) CHF ... event, follow ACC algorithm ... one post op Cardiology ... perioperative #Risk #Evaluation