20 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Low intake • Metabolic ... #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Hypertensive: • High Al ... #Differential #Diagnosis ... #Algorithm #nephrology ... #causes #low #potassium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Kidney loss of Cl ... the indicated causes ... of sodium and potassium ... urine #Algorithm #nephrology ... #differential #diagnosis
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... - Differential Diagnosis ... #Differential #Diagnosis ... #Algorithm #Nephrology ... #Causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... suggests extra-renal causes ... #Hypokalemia #diagnosis ... #nephrology #low
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
abnormal) in nearly all ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Non-anion Gap Metabolic ... Potassium-sparing ... ACE-Is and ARBs ... #differential #diagnosis ... #causes #nephrology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Patterns of Toxic and Metabolic ... With Posterior ... Patterns #Toxicology #Metabolic ... #Differential #Diagnosis ... #Radiology #Neurology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • NSAIDs • ACE ... infusions) - Metabolic ... #causes #potassium ... #high #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
(AG) = {Na - (Cl ... - Differential Diagnosis ... : Causes of High ... Interpretation #Diagnosis ... #Summary #Nephrology