15 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... GI losses • Renal ... • Reduced GFR, AKI ... Hypothyroidism • Adrenal ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... GI losses • Renal ... • Reduced GFR, AKI ... Hypothyroidism • Adrenal ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... UNa > 20: • Renal ... Bicarbonaturia with renal ... Acute or chronic renal ... #Causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Extra-renal Losses ... acidosis: Gl tract ... loss (Diarrhea) Renal ... #causes #potassium ... #low #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Workup Algorithm ... urinary sediment, renal ... renal biopsy • ... #Workup #Algorithm ... Differential #Diagnosis #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
≥100): SIADH, Renal ... Hypothyroidism, Adrenal ... Present (Uosm <100): Renal ... Hypervolemia with poor renal ... table #sodium #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Acidosis - RTA ... Metabolic alkalosis ... Renal artery stenosis ... #Diagnosis #Causes ... #Workup #Nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... suggests extra-renal ... causes • Laxative ... acidosis: Proximal ... differential #potassium #nephrology
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
• Congenital Adrenal ... Celiac, IBD) • Renal ... CHF) • Inborn Metabolism ... #endocrinology ... #causes #pediatrics
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Differential Diagnosis Algorithm ... multi-drug resistance) Renal ... • AKI/CKD Mineralocorticoid ... Unilateral RAS Metabolic ... HTN #Secondary #Nephrology