11 results
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... Renal artery stenosis ... Diagnosis #Causes #Workup ... #Nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
oxoproline) • Renal ... Renal acidosis ... ACE-Is and ARBs ... #differential # ... diagnosis #causes #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Excretion: - Renal ... reabsorption) Workup ... 15 suggests ↓ renal ... Ca-gluconate or 1g CaCl ... #potassium #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • NSAIDs • ACE ... - Metabolic acidosis ... #differential # ... potassium #high #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
plasma insulin (treatment ... Villous adenoma Renal ... tubular acidosis ... #Causes #differential ... #diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • NSAIDs • ACE ... - Metabolic acidosis ... #differential # ... potassium #high #nephrology
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
- Differential Diagnosis ... Hypotension & Hypovolemia ... Anemia, Cardiac Arrest ... Beta-Agonists, ↑ work ... liver Failure, Renal
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
- Differential ... before beginning treatment ... perfusion - Cardiac arrest ... - Shock - Hypovolemia ... #Elevation #Differential
The crusade against “Ab”Normal Saline continues.  This is a non-physiologic fluid that can harm our
ECF and ICF both work ... Metabolic Acidosis ... the ECF causes Hyperkalemia ... management #diagnosis #treatment ... #pharmacology #
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
(renal potassium ... ratio 0.5%) Differential ... tubular acidosis ... Rhabdomyolysis Treatment ... Syndrome #diagnosis #nephrology