15 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Step #1 - Consider ... history Step #2 ... Uglucose Step #3 ... #Sodium #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
discrete buckets: 1. ... (low intake) 2. ... time (urinary or GI ... #Causes #workup ... #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Algorithm 1) ... renal mechanism 2) ... Hypovolemic (H2O loss): GI ... #Algorithm #nephrology ... #sodium
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Diagnosis Algorithm ... water retention 1) ... Serum Osmolarity 2) ... Urine Osmolarity 3) ... #nephrology #sodium
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... discontinued) 3. ... #Causes #Workup ... #Nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Step 1 . ... Repeat the sodium ... Step 2. ... administration Step 3. ... #Algorithm #Nephrology
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Diagnosis 1) Start ... Anion Gap (AG). 2) ... 3) Now, look at ... Metabolic Acidosis: GI ... Disorders #Evaluation #workup
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... hyperchloremia - GI ... in the urine 1. ... high/normal 3. ... #nephrology
Hyponatremia Diagnostic Algorithm
1) Check serum osmolality
2) Check urine osmolality
3) ADH Dependent - Check volume status, urine
1) Check serum ... osmolality 2) Check ... urine osmolality 3) ... status, urine sodium ... #differential #
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 ... issue which varies based ... #sodium