91 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Extra-renal Losses ... loss (Diarrhea) Renal ... • HTN, High Aldosterone ... #causes #potassium ... #low #nephrology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic algorithm ... Normal, Renin High ... hypoplasia Aldosterone high ... Hyperkalemia #Diagnosis #algorithm ... #nephrology #potassium
Causes of Metabolic Alkalosis - Differential Diagnosis
Chloride depletion syndromes
 • Gastrointestinal losses
    -
Chloride depletion syndromes ... chloridorrhea - High-volume ... villous adenomas • Renal ... • Severe potassium ... depletion (serum potassium
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
• Refeeding syndrome ... Medications Renal ... Losses Non-renal ... #nephrology #low ... #potassium
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... Hypertensive: • High ... Differential #Diagnosis #Algorithm ... #nephrology #causes ... #low #potassium
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Differential Diagnosis Algorithm ... High Prolactin ... Intake • Chronic Renal ... Production • Renal ... Differential #Diagnosis #Algorithm
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Differential Diagnosis Algorithm ... Diuretics (late) • High ... hyperaldosteronism • High ... PRA: Renal artery ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... treated with IV potassium ... suggests extra-renal ... urinary losses: • High ... #nephrology #low
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... gastrointestinal K loss • Renal ... hypokalemia • Renal ... #causes #nephrology ... #potassium
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Differential Diagnosis Algorithm ... Diuretics (late) • High ... hyperaldosteronism • High ... PRA: Renal artery ... #Nephrology #Causes