16 results
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
- Differential Diagnosis ... Algorithm Transcellular ... Refeeding Syndrome • Acute ... Respiratory Alkalosis ... • Small bowel diarrhea
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
delta/delta) to see ... 3) Now, look at ... the chronicity (acute ... , chronic, or acute ... #acidosis #alkalosis
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Differential Diagnosis ... Algorithm - Urinary ... - Normal/low ... : Chronic diarrhea ... • Normal acid-base
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... paraproteinemia, acute ... Malabsorption, Chronic diarrhea ... resp. alkalosis ... Denosumab, Estrogen based
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Low Kidney Phosphate ... Absorption: Chronic Diarrhea ... Refeeding Syndrome, Acute ... Respiratory Alkalosis ... inhibitor, Estrogen based
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Acid Base and Blood ... Vomiting D - Diarrhea ... acidbase #workup #algorithm ... #diagnosis #acidosis ... #alkalosis #metabolic
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... • Normal/low ... poisoning Normal acid-base ... Chloride #urine #Algorithm ... #differential #diagnosis
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 ... Gl tract loss (Diarrhea
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Acute or chronic ... Compensation, Acute ... : - Diarrhea ... bloodgas #Acid #Base
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Differential Diagnosis ... Algorithm Cause ... Decreased Intake: • Low ... NGT suction - Diarrhea ... cause metabolic acidosis