183 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Metabolic Alkalosis - Differential ... hyperaldosteronism • Low Urine ... Cl-: Vomiting, ... (late) • High Urine ... Metabolic #Alkalosis #Differential
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Metabolic Alkalosis - Differential ... hyperaldosteronism • Low Urine ... Cl-: Vomiting, ... (late) • High Urine ... Metabolic #Alkalosis #Differential
Urine Anion Gap in NAGMA
NA + K - Cl = surrogate for Urine NH4+
NH4+ is excreted
Urine Anion Gap ... NAGMA NA + K - Cl ... surrogate for Urine ... excreted with Cl ... NAGMA #diagnosis #differential
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Chloride Algorithm Cl ... Kidney loss of Cl ... alkalosis • Loss of Cl ... Cystic fibrosis Cl ... Algorithm #nephrology #differential
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Urine K+ <13 mEq ... loss: Diarrhea Urine ... Cl - Non-reabsorbable ... Cl - Loop diuretics ... #potassium #differential
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis - Differential ... Urinary Chloride • Cl ... Kidney loss of Cl ... - Loss of Cl ... Metabolic #Alkalosis #Differential
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
Metabolic Alkalosis Urine ... Volume Contraction Urine ... Cl > 20 (Saline
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cotransporter, K channel, Cl ... barrtin (recruits Cl ... Thiazide-sensitive Na—Cl ... alpha-Intercalated cell Cl ... Nephrology #Diagnosis #Differential
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
UOP/weights - Urine ... Na/K/Cl/urea/protein ... Algorithm #Causes #Differential
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... examination, check urine ... uric acid: - Urine ... hyponatremia - Urine ... #Hyponatremia #Differential