15 results
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... Malabsorption, Chronic diarrhea ... #Differential # ... #phosphate #nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Workup for Hyperphosphatemia ... - Differential ... acidosis, DKA Kidney Disease ... #Differential # ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... - Differential ... Absorption: Chronic Diarrhea ... #Differential # ... #phosphorus #workup
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Acidosis - RTA - Diarrhea ... Metabolic alkalosis ... Diagnosis #Causes #Workup ... #Nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... acidosis: - Diarrhea ... restrictive lung disease ... Diagnosis #Summary #Nephrology ... Base #Gas #VBG #differential
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Acidosis (NAGMA) - Differential ... Framework and Workup ... Loss of HCO3 - Diarrhea ... NonAnionGap #Acidosis #Metabolic ... #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... NGT suction - Diarrhea ... - Gitelman SIGNS ... Hypochloremia #Differential ... Pathophysiology #Nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential ... hypokalemia and metabolic ... renal bruit or signs ... Renal parenchymal disease
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
biliary fistula, Diarrhea ... depletion, Familial hypophosphatemia ... Tubulointerstitial renal disease ... Hypomagnesemia #Causes #differential ... #diagnosis #nephrology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Radiation • Metabolic ... Lack of UMN/LMN signs ... dystrophies Work ... #Diagnosis #neurology