37 results
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Aldosterone: Cushing syndrome ... , Syndrome of apparent ... excess, Liddle syndrome ... , Bartter syndrome ... , Gitelman syndrome
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
with renal tubal acidosis ... Cerebral salt wasting syndrome ... Stress, Drugs, Syndrome ... • Nephrotic syndrome ... Algorithm #Causes #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Severe Cushing syndrome ... Congenital AME syndrome ... • Liddle syndrome ... ) • Gitelman syndrome ... calcium) alkali syndrome
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Urine Specific Gravity ... Diabetes insipidus (deficiency ... Dehydration • SIADH (syndrome ... Interpretation #diagnosis ... #differential #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... Urine chloride is ... #Algorithm #nephrology ... #differential #diagnosis
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
uric acid >4 • Urine ... Glucocorticoid deficiency ... Cirrhosis, Nephrotic syndrome ... Hyponatremia #algorithm #diagnosis ... #sodium #low #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
leukemia Measure Urine ... alkalosis, Hungry bone syndrome ... Tumor genesis syndrome ... FGF-23: Fanconi syndrome ... Workup #phosphate #nephrology
Korsakoff Syndrome
Clinical Findings:
 • Confabulation: Usually initial phase of the disease
 • Anterograde amnesia: Memory impairment
Korsakoff Syndrome ... Therefore, Korsakoff Syndrome ... Encephalopathy Treatment ... neudrawlogy #Korsakoff #Syndrome ... #neurology #diagnosis
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
• Drummond's syndrome ... (blue diaper syndrome ... Bag Syndrome - ... Myoglobinuria, Nutcracker syndrome ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
↓ Aldosterone: Syndrome ... excess, Liddle's syndrome ... Diuretics, Bartter syndrome ... , Gitelman syndrome ... - Metabolic acidosis