23 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Urine Cl-: Vomiting ... Diuretics (late) • High ... Urine Cl-: Diuretics ... Diagnosis #Algorithm #Nephrology ... #Causes
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Low-normal EABV ... • Distal RTA Low-normal ... EABV, High Plasma ... HCO3- • Low Urine ... algorithm #diagnosis #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Extra-renal Losses: • Normal ... Acid-Base: Low ... • HTN, High Aldosterone ... Diagnosis #Algorithm #causes ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypertensive: • High ... aldosteronism • High ... Al, Normal R - ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal ... (blue diaper syndrome ... UTI caused by (Proteus ... Garcia @Alexgr23 #Abnormal ... Differential #Diagnosis #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... urinary losses: • High ... /Normal Blood Pressure ... differential #potassium #nephrology ... #low
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
leukemia Measure Urine ... or High PTH: Primary ... or Low PTH: ... or Low FGF-23: ... Workup #phosphate #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
/low blood pressure ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... the indicated causes ... #Algorithm #nephrology
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... Diagnosis Algorithm Normal ... Loss (Negative urine ... Cell Problem - Low ... MetabolicAcidosis #NonGap #Nephrology
Hyperuricemia: Pathogenesis and Complications

 - Hypercalcemia (due to diseases like Sarcoidosis and Hyperparathyroidism) -> Accumulation of
(Low dose salicylates ... -> Release of purine ... bases -> Over-production ... Accumulation of abnormally ... high uric acid