77 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
- Differential Diagnosis ... hyperaldosteronism • Low Urine ... Cl-: Vomiting, ... (late) • High Urine ... #Differential #Diagnosis
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 ... AnionGap #NAGMA #diagnosis
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
- Differential Diagnosis ... hyperaldosteronism • Low Urine ... Cl-: Vomiting, ... (late) • High Urine ... #Differential #Diagnosis
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 ... #differential #diagnosis
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 ... differential #algorithm #diagnosis
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 ... alkalosis #algorithm #diagnosis
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
Urine Drug Screens ... - Common drugs ... Diphenhydramine #Urine ... Laboratory #Toxicology #Diagnosis
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
and Vasoactive Drugs ... Understand vasoactive drug ... pharmacology ... #pharmacology # ... inopressors #diagnosis
Drugs Implicated in Hemolytic Anemia
 • Hapten (Drug binding to RBC membrane): Penicillin, Cephalosporin, Tetracycline, Tolbutamide,
Drugs Implicated ... Anemia • Hapten (Drug ... Omeprazole, Sulfa drugs ... #differential #diagnosis ... #pharmacology #
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
- Differential Diagnosis ... Decreased Serum K, Urine ... Decreased Serum K, Urine ... nephropathy - Drugs ... #Differential #Diagnosis