15 results
Hypomagnesemia - Etiologies by Mechanism

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

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... (Uncontrolled diabetes ... Impaired Renal Excretion ... Medications 2. ... #causes #potassium
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
- Differential Diagnosis ... Drug-induced • High ... Hyperparathyroidism • Diabetic ... Sarcoidosis • Hypercalcemia ... endocrinology #causes
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... of High-anion Gap ... Ketoacidosis: Diabetic ... ketosis with ketone excretion ... #differential #diagnosis
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
- Insulin (high ... hypomagnesemia #Medications ... #differential #diagnosis ... #nephrology #Causes ... #hypomg
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... - Differential Diagnosis ... hyperosmolality - Medications ... Decreased Urinary Excretion ... #high
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... Correction of diabetic ... #diagnosis #differential ... #medications #drugs ... #pharmacology #hypomg
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... - Reduced Excretion ... - Differential Diagnosis ... Aldosterone • Diabetic ... #Algorithm #Causes