11 results
Differential Diagnosis of Acute Kidney Injury 

#Diagnosis #Nephrology #AKI #Acute #KidneyInjury #Causes #Differential #Workup #Algorithm #Ddxof
Differential Diagnosis ... of Acute Kidney ... #Nephrology #AKI ... #Differential #Workup ... #Algorithm #Ddxof
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
3) Now, look at ... the chronicity (acute ... , chronic, or acute ... bicarb, Bicarb shift ... Disorders #Evaluation #workup
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Algorithm Extra-renal ... • Normal Acid-Base ... Metabolic acidosis ... #nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
t-PA, heparin Acute ... Transcellular Shift ... : • Lactic acidosis ... Kidney Disease: • AKI ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Low Kidney Phosphate ... Transcellular Shift ... Refeeding Syndrome, Acute ... #Algorithm #nephrology ... #phosphorus #workup
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Acidosis - RTA ... Intracellular Shift ... Metabolic alkalosis ... #Diagnosis #Causes ... #Workup #Nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential Diagnosis ... Transcellular Shift ... Denosumab, Estrogen based ... #phosphate #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... poisoning Normal acid-base ... #nephrology #differential ... #diagnosis
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Differential Diagnosis ... Algorithm Cause ... Decreased Intake: • Low ... acidosis - Cl ... #Nephrology #Chloride
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Intercellular Shift ... , TTKG, distal flow ... Non-Anion Gap Metabolic ... Acidosis • Hyperosmolarity ... IntercellularShift #Nephrology