11 results
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... Urinary Chloride • Cl ... Kidney loss of Cl ... - Loss of Cl- outside ... Cystic fibrosis) • Cl
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Diagnosis Algorithm ... hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... • High Urine Cl
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... Cl- responsive ... Kidney loss of Cl ... of Cl- outside ... Cystic fibrosis Cl
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Diagnosis Algorithm ... hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... • High Urine Cl
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
Gas) (-) Likely Metabolic ... Alkalosis Urine ... Contraction Urine Cl ... Barter, or Gitelman Syndrome ... #alkalosis #algorithm
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
alkalosis ↓ ↑ ... (AG) = {Na - (Cl ... D D-lactate (short ... bowel syndrome, ... Diarrhea - Renal tubular
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Diagnosis Algorithm ... hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... • High Urine Cl
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
tubule (DCT) Clinical ... alkalosis • Normal ... Hypochloremic metabolic ... (spot urine, calcium-creatinine ... , Renal tubular
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Gitelman Syndrome ... Hypomagnesemia - Metabolic ... Alkalosis - Elevated ... Fractional excretion of Cl ... > 0.5% Clinical
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
reported this all ... treated by his PCP ... acetate to help with ocular ... Ophthalmicus #HZO #clinical ... ophthalmology #physicalexam