29 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Workup Step 1 ... administration Step 3. ... Assess volume status ... Diagnosis #Workup #Algorithm ... #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... 1) Check Urine ... mechanism 2) Volume Status ... insipidus (central or nephrogenic ... #nephrology #sodium
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Workup Step #1 ... Uglucose Step #3 ... #Sodium #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... discontinued) 3. ... secreting tumor 3. ... Causes #Workup #Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Differential Diagnosis Algorithm ... discrete buckets: 1. ... transcellular shift) 3. ... Differential #Diagnosis #Algorithm ... Causes #workup #nephrology
Treatment of hyperkalemia via kaliuresis 
step 1 = volume resuscitation if hypovolemic
step 2 = consider fludrocortisone
step
Treatment of hyperkalemia ... kaliuresis step 1 ... fludrocortisone step 3 ... diuretics #diuresis #nephrology ... #algorithm
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Evaluation Algorithm ... Step 1: Consider ... Gravity Step 3: ... Assess volume status
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
output is a clue). 1) ... , Dehydration: neurologic ... post-obstructive 3) ... Diabetes Insipidus: neurogenic ... ([Na] / 140) - 1)
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Evaluation of Hyponatremia ... : 1) Identification ... confusion, seizures) 3) ... Assessment of volume status ... #Differential #Algorithm
Cerebral Venous Thrombosis (CVT) - Management Algorithm
Prognostic score for CVT:
Variables: Malignancy 2, Coma 2, Deep venous
) - Management Algorithm ... thrombosis 2, Mental status ... 3: Low risk of poor ... outcome. ≥3: High ... #neurology