61 results
Hypokalemia Differential Diagnosis Algorithm using Urine Potassium to Creatinine Ratio

#Hypokalemia #Differential #Diagnosis #Algorithm #Potassium #Creatinine #Ratio
Hypokalemia Differential ... Algorithm using Urine Potassium ... #Hypokalemia #Differential ... Diagnosis #Algorithm #Potassium ... Creatinine #Ratio #nephrology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Hyperkalemia - Differential ... Excretion (IV potassium ... #Hyperkalemia #Nephrology ... #Differential #
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
Osmotic Diuretics (e.g ... Loop Diuretics (e.g ... 4) Thiazides (e.g ... HCTZ) 5) Potassium-sparing ... Pathophysiology #Nephrology
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
Osmotic diuretics (e.g ... Loop diuretic (e.g ... Metolazone) 5) Potassium-sparing ... diuretics (e.g. ... #pharmacology #nephrology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Decreased renal potassium ... Drugs Increased potassium ... (oral/iv) • Potassium-rich ... Diagnosis #algorithm #nephrology ... #potassium #differential
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... #Hypokalemia #Differential ... Diagnosis #Algorithm #nephrology ... #low #potassium
Lower Extremity Nerve Pathologies 

 • Obturator
 • Femoral
 • Common Peroneal
 • Tibial
 • Superior
Superior Gluteal • Inferior ... #Pathologies #differential ... #innervation #neurology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... #Hypokalemia #Differential ... Algorithm #causes #potassium ... #low #nephrology
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... osmolality > 300 mosm/kg ... solute intake (e.g ... Polydipsia #Polyuria #Differential ... Diagnosis #Algorithm #nephrology
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Osm < 275 mosm/kg ... Algorithm #Diagnosis #Nephrology ... #Differential #