16 results
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... sodium low, uric ... - Urine sodium ... low in euvolemic ... #Diagnosis #Nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... diuresis can be high ... : Hypovolemia, Hypervolemia ... differential #diagnosis
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Algorithm Hypernatremia ... water loss, Serum Sodium ... >145 mmol/L High ... 300 mmol/kg • Hypertonic ... saline administration
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... Sodium 4) Serum ... Acid → SIADH - High ... #sodium #low #uricacid
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
trial • Minimal K ... Is Dangerous in Hyperkalemia ... densa receives high ... decreased renal blood flow ... Decreased GFR, urine
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... with hypokalemia ... Urine K+ <13 mEq ... HCO3- • Low Urine ... #diagnosis #nephrology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... polydipsia • Hypervolemia ... #diagnosis #causes ... #nephrology #sodium ... #low
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
- Differential Diagnosis ... Intoxication - Normal saline ... 4: Hyperkalemic ... high/normal 3 ... - Diarrhea - High
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... , Saline infusion ... lysis) ± Urine ... hypovolemia) - Use LR ... acidosis) • Low
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... A urine K/Cr ratio ... • Diarrhea A urine ... urinary losses: • High ... #diagnosis #Algorithm