136 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
algorithm Decreased renal ... excretion • Acute renal ... failure • Chronic renal ... • Drugs • Diabetic ... high: • Post-renal
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
or enemas - Treatment ... neonates) - Diabetic ... Rhabdomyolysis Increased renal ... hypocalciuric hypercalcemia ... Causes #diagnosis #differential
Hyperkalemia - Differential Diagnosis - Impaired Excretion vs Redistribution

Impaired Urinary Excretion 
 - Renal failure
 -
Hyperkalemia - Differential ... Excretion - Renal ... - Exercise - Hyperkalemic ... DrEricStrong #Hyperkalemia ... #Differential #
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... Water Central Diabetes ... - Chronic hypokalemia ... - Various renal ... diseases (e.g. renal
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
Diagnostic Approach to Hyperkalemia ... cell disease - Renal ... Renin - Primary adrenal ... Low Renin - Diabetes ... Algorithm #diagnosis #differential
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... Renal Failure, Post-Renal ... Immobilization • Adrenal ... #Differential # ... Diagnosis #Algorithm #Endocrinology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... gastrointestinal K loss • Renal ... • Renal tubular ... Ureterosigmoidostomy, Diabetic ... syndrome, Congenital adrenal
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
diarrhea / IBD Renal ... - Uncontrolled diabetes ... - Transient renal ... - Familial renal ... Hypomagnesemia #Differential
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Acquired - Primary renal ... causes (e.g., hypokalemia ... , hypercalcemia) ... Treatment is aimed ... Nephrology #Diagnosis #Differential
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... breast, lung, renal ... lung cancer • Renal ... #Causes #endocrinology ... #diagnosis #differential