14 results
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... excretion, or transcellular ... renal function, medication ... by increasing excretion ... dysfunction is common #Diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... (Uncontrolled diabetes ... Impaired Renal Excretion ... Medications 2. ... #causes #potassium
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
- Differential Diagnosis ... Water Central Diabetes ... in kidneys) - Medications ... - Chronic hypokalemia ... #Table #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... (Uncontrolled diabetes ... Impaired Renal Excretion ... Medications 2. ... #causes #potassium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... - Uncontrolled diabetes ... #Differential #Diagnosis ... Low #Magnesium #Table ... Classification #Causes
Causes of Hypokalemia

Hypokalemia results from abnormal losses, transcellular shifts, or insufficient intake (Table 1).6–8 Abnormal losses
Causes of Hypokalemia ... insufficient intake (Table ... significantly lower potassium ... excretion in response ... hospitalized patients #Diagnosis
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Ketoacidosis: Diabetic ... Hypokalemia ... Potassium-sparing ... ketosis with ketone excretion ... #differential #diagnosis
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... - Differential Diagnosis ... hyperosmolality - Medications ... Decreased Urinary Excretion ... #Causes #potassium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... Etiology: • Medications ... • ↓ Renal K+ Excretion ... Elimination (see Table ... #Treatment #potassium
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... Correction of diabetic ... osmotic diuresis - Potassium ... #diagnosis #differential ... #medications #drugs