15 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
the chronicity (acute ... , chronic, or acute ... on chronic) of ... the disorder and ... #Evaluation #workup
Tachypnea - Evaluation and Differential Diagnosis Algorithm
Alkalemia:
 • Acute Respiratory Alkalosis
 • Chronic Hypercapnic Respiratory Failure
Evaluation and Differential ... Diagnosis Algorithm ... Alkalemia: • Acute ... • Chronic Hypercapnic ... : • Metabolic Acidosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Acute or chronic ... Differentials? ... Compensation, Acute ... #AcidBase #disorders
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... Metabolic alkalosis ... #Causes #Workup ... #Nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... • Chronic diarrhea ... • Chronic salicylate ... Chloride #urine #Algorithm ... #nephrology #differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Diagnosis Algorithm ... with renal tubal acidosis ... and metabolic alkalosis ... UNa > 20: • Acute ... or chronic renal
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Diagnosis Algorithm ... GI Absorption: Chronic ... Refeeding Syndrome, Acute ... Respiratory Alkalosis ... #workup
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Hyperuricemia - Differential ... Diagnosis Algorithm ... Lymphoproliferative Disorders ... (ALL) • Acute ... • Diabetic acidosis
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... paraproteinemia, acute ... Malabsorption, Chronic ... resp. alkalosis
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential ... Diagnosis Algorithm ... , Infiltrative disorders ... Hyperphosphatemia, Acute