27 results
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... lysis syndrome • Metabolic ... glycosides • High ... dietary intake • Blood ... blockers - MCW 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 ... urinary losses: • High ... Blood Pressure: ... differential #potassium #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
• Evidence of glomerular ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified ... #blood #urine
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... - Up to 3 per high-power ... normal; >3 per high-power ... crystals may indicate metabolic ... key #diagnosis #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
• 1ml blood/liter ... or dipstick) Glomerular ... of Glomerular Bleeding ... #urology #nephrology ... blood
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... • Cell shift: Hypokalemic ... mmol creatinine) High ... effective arterial blood ... algorithm #diagnosis #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Low intake • Metabolic ... Syndrome • HTN, High ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Diuretics (late) • High ... Urine Cl-: Diuretics ... Diagnosis #Algorithm #Nephrology ... #Causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
• Normal/low blood ... high in kidney ... the indicated causes ... acidosis, a high ... #Algorithm #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Non-anion Gap Metabolic ... of High-anion Gap ... aniongap #NonGap #Metabolic ... #nephrology