19 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... • Refeeding syndrome ... Transcellular shifts ... Diagnosis #Algorithm #nephrology ... #low #potassium
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 ... creatinine) • Cell shift ... diuretics, Mg2+ deficiency ... hypokalemia #urine #potassium ... algorithm #diagnosis #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Transcellular Shift ... - Refeeding Syndrome ... Algorithm #causes #potassium ... #low #pathophysiology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Binders, Vitamin D Deficiency ... Transcellular Shift ... : Refeeding Syndrome ... Vitamin D: Vit D Deficiency ... Diagnosis #Algorithm #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Niacin, Vitamin D deficiency ... Transcellular Shift ... Tumor genesis syndrome ... hyperparathyroidism, Vitamin D deficiency ... Workup #phosphate #nephrology
Criss-Cross Gait on Physical Exam 

Seen in Glucose Transporter type 1 Deficiency Syndrome

#CrissCross #Criss #Cross #Gait
Transporter type 1 Deficiency ... Syndrome #CrissCross ... #Cross #Gait #PhysicalExam ... clinical #video #neurology ... #GLUT1 #deficiency
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Recent IV potassium ... Intracellular Shift ... - Tumor lysis syndrome ... Mineralocorticoid deficiency ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Recent IV potassium ... Intracellular Shift ... - Tumor lysis syndrome ... Mineralocorticoid deficiency ... #high #nephrology
Refeeding Syndrome Overview

What Is It?
	• Electrolyte/fluid shifts caused by initiation of nutrition in severely malnourished patient.
Electrolyte/fluid shifts ... • These shifts ... Hypo-Mg2+ • Vitamin deficiency ... • Vitamin D deficiency ... Differential #Diagnosis #Pathophysiology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
-ß hydroxylase deficiency ... -a hydroxylase deficiency ... other • Severe potassium ... deficiency • ... Diagnosis #Causes #nephrology