9 results
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... water loss, Serum Sodium ... 300 mmol/kg • Hypertonic ... Hypernatremia #Nephrology ... #Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... Urine Na+K / serum ... : Hypovolemia, Hypervolemia ... #nephrology
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 ... Bartter syndrome, Gitelman ... differential #potassium #nephrology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
- Differential Algorithm ... , Recent TURP Hypotonic ... polydipsia • Hypervolemia ... #diagnosis #causes ... #nephrology #sodium
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
hypokalemic salt-losing ... thiazide-sensitive sodium ... thiazide-sensitive sodium ... Hypocalciuria (spot urine ... Syndrome #diagnosis #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... Bartter syndrome, Gitelman ... the indicated causes ... sodium is typically ... #Algorithm #nephrology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... (correction of hypokalemia ... Oral sodium loading ... test (with 24-h urine ... #Screening #Workup
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... 1) Is it hypotonic ... Measure urine osmolality ... Treatment #management #nephrology ... #sodium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
reabsorption) Workup ... lysis) ± Urine ... only if no clear cause ... Use gtt, NOT hypertonic ... Treatment #potassium #nephrology