12 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... Diagnosis Workup ... Algorithm 1) Check Urine ... #Algorithm #nephrology ... #sodium
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... Abdominal compartment syndrome ... • Cardio-renal syndrome ... #Injury #AKI #Workup ... #Diagnosis #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... leukemia Measure Urine ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
nasogastric suction, Congenital ... , Gitelman syndrome ... sodium is typically ... #Algorithm #nephrology ... #differential #
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Metabolic Alkalosis: Differential ... volume contracted: urine ... volume expanded: urine ... Metabolic #Alkalosis #Differential ... Diagnosis #Causes #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... • Diarrhea A urine ... , Congenital adrenal ... diagnosis #Algorithm #differential ... #potassium #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
volume-based algorithm Urine ... : SIADH, Renal Sodium ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #differential ... #nephrology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Oral sodium loading ... test (with 24-h urine ... hyperparathyroidism • Congenital ... Causes #Screening #Workup
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... Measure urine osmolality ... demyelination syndrome ... Treatment #management #nephrology ... #sodium
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... deficiency • Congenital ... dystrophies Work ... #Weakness #Differential ... #Diagnosis #neurology