17 results
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... low, uric acid ... high in hypovolemic ... low in euvolemic ... #Diagnosis #Nephrology
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
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Acid → SIADH - High ... #Algorithm #nephrology ... #sodium #low #uricacid
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Algorithm Hypernatremia ... water loss, Serum Sodium ... >145 mmol/L High ... #Diagnosis #Algorithm
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... • Euvolemic (Low ... #Workup #Algorithm ... #nephrology #sodium
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Etiologies of Hypernatremia ... - Differential Diagnosis ... Insensible losses Sodium ... sensitivity in kidneys ... #Table #Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... diuresis can be high ... #differential #diagnosis ... #table #sodium ... #nephrology
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
prostate cancer • Drug ... Hyperphosphatemia, High ... Pseudohypoparathyroidism, Chronic Kidney ... Hyperphosphatemia, Low ... #Algorithm #Causes
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Diagnosis Algorithm ... Beer Potomania - Low ... Treat with a high ... #Algorithm #causes ... #nephrology
Causes of Nephrolithiasis - Differential Diagnosis Algorithm
Radio-opaque - Calcium-containing - 90% of stones
Radiolucent - Non-calcium 10%
Causes of Nephrolithiasis ... - Differential Diagnosis ... Medullary sponge kidney ... Nephrolithiasis #Nephrology ... #Algorithm #Causes