19 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... NORMAL PLASMA OSMOLALITY ... HYPERVOLEMIC • CHF • liver ... #Diagnosis #Workup ... #Algorithm #Nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... Beer Potomania - Low ... Heart failure, liver ... Algorithm #causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Extra-renal Losses: • Normal ... #Differential #Diagnosis ... Algorithm #causes #potassium ... #low #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Al, Normal R - ... #Differential #Diagnosis ... #Algorithm #nephrology ... #causes #low #potassium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... Then, ask 3 questions ... include vaptans (HF/liver ... #Differential #Diagnosis ... #nephrology #sodium
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... Liddle syndrome Low-normal ... • Distal RTA Low-normal ... differential #algorithm #diagnosis ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
remember than the normal ... can be high or low ... Primary polydipsia), Low ... #differential #diagnosis ... table #sodium #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... consumption • Low ... /Normal Blood Pressure ... #Hypokalemia #diagnosis ... #nephrology #low
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Hyponatremia - Differential ... Heart Failure, Liver ... Differential #Algorithm #diagnosis ... #causes #nephrology ... #sodium #low
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome • Diagnosis ... nephrotic syndrome • Hyponatremia ... Tolvaptan) • Treatment ... and euvolemic hyponatremia ... Excretion #Diuresis #Nephrology