21 results
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... High effective arterial ... hypokalemia #urine #potassium ... differential #algorithm #diagnosis ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... #Differential #Diagnosis ... #Algorithm #causes ... #potassium #low ... #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... SIADH, Cortisol deficiency ... Primary polydipsia, Low ... differential #algorithm #causes ... #nephrology
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
• Weakness • Low-grade ... Palmar creases - Extensor ... Serum DHEAS Diagnosis ... Check sodium, potassium ... endocrinology #diagnosis
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Hypertensive: • High Al, Low ... #Differential #Diagnosis ... #Algorithm #nephrology ... #causes #low #potassium
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... - Differential Diagnosis ... Syndrome • Enzyme deficiency ... MetabolicAlkalosis #NonGap #Nephrology ... #Algorithm #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 ... consumption • Low ... #Hypokalemia #diagnosis ... #nephrology #low
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • Recent IV potassium ... #differential #diagnosis ... #causes #potassium ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • Recent IV potassium ... #differential #diagnosis ... #causes #potassium ... #high #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... : Differential Diagnosis ... other • Severe potassium ... #Differential #Diagnosis ... #Causes #nephrology