26 results
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Differentials? ... of High Anion Gap ... Diagnosis #Summary #Nephrology ... bloodgas #Acid #Base
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential ... #Differential # ... Diagnosis #Algorithm #Nephrology ... #Causes
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Alkalosis - Differential ... MetabolicAlkalosis #NonGap #Nephrology ... #Differential # ... Diagnosis #Algorithm #Causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
poisoning Normal acid-base ... to diarrhea, a high ... the indicated causes ... urine #Algorithm #nephrology ... #differential #
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... - Metabolic alkalosis ... secretion • Acid-base ... metabolic alkalosis ... Pathophysiology #Nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Glucose, Acute resp. alkalosis ... • Normal or High ... Denosumab, Estrogen based ... Workup #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Acute Respiratory Alkalosis ... Inappropriately High ... inhibitor, Estrogen based ... Diagnosis #Algorithm #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... • Normal Acid-Base ... Syndrome • HTN, High ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... Metabolic Acidosis - Differential ... Cell Problem - High ... MetabolicAcidosis #NonGap #Nephrology ... #Differential #
Causes of Nephrolithiasis - Differential Diagnosis Algorithm
Radio-opaque - Calcium-containing - 90% of stones
Radiolucent - Non-calcium 10%
Causes of Nephrolithiasis ... - Differential ... Hypocitraturia • RTA Type ... Nephrolithiasis #Nephrology ... #Differential #