10 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential Diagnosis ... insipidus • Nephrogenic ... #Causes #nephrology ... #sodium #high
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... 1) Check Urine ... #Workup #Algorithm ... #nephrology #sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... 1 . ... Repeat the sodium ... #Diagnosis #Workup ... #Algorithm #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... Diabetes Insipidus Workup ... Step #1 - Consider ... Management #Algorithm #Sodium ... #nephrology #insipidus
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
+K / serum Na >1 ... : SIADH, Renal Sodium ... differential #diagnosis ... #table #sodium ... #nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
output is a clue). 1) ... Diabetes Insipidus: neurogenic ... ([Na] / 140) - 1) ... Treatment #management #nephrology ... #sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... 1) Is it hypotonic ... Treatment #management #nephrology ... #sodium
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Diagnosis Algorithm ... in Cancer UOsm ... concentrated for hypotonic ... adrenalitis; PD-1 ... #nephrology #oncology
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
• Symptomatic hyponatremia ... hypothalamic thirst center ... intoxication Initial Workup ... , Urine Sodium ... #management #nephrology
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
radiocontrast, hypertonic ... the epithelial sodium ... malignancy, metastatic cancer ... #Differential #Diagnosis ... High #Potassium #Classification