46 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... • Osmotic diuresis ... • Central diabetes ... • Nephrogenic diabetes ... Differential #Diagnosis #Causes
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
• Nephrogenic diabetes ... Kidney stones caused ... Lithium-induced nephrogenic diabetes ... DDAVP) • Central diabetes ... #Nephrology #Pharmacology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
3L /day Water Diuresis ... Polydipsia • Central Diabetes ... • Nephrogenic Diabetes ... Insipidus Mixed Diuresis ... Diagnosis #Algorithm #causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Loop and thiazide diuretics ... Hypokalemia - Osmotic diuresis ... - Uncontrolled diabetes ... Post-obstructive diuresis ... Classification #Causes
Causes of Enuresis - Differential Diagnosis Algorithm
Primary Nocturnal Enuresis (Urinary Control Never Achieved)
 • Delayed Maturation
Causes of Enuresis ... Primary Nocturnal Enuresis ... • Cystitis • Diabetes ... Mellitus • Other (Diabetes ... Diagnosis #Algorithm #Causes
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... a.k.a. osmotic diuresis ... : Conventional diuretics ... Poorly controlled diabetes ... Diabetes Insipidus
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... (treatment of diabetic ... thiazide-like diuretics ... , Osmotic diuresis ... #Hypokalemia #Causes
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... Correction of diabetic ... Drugs: - Loop diuretics ... Hypomagnesemia #Causes ... medications #drugs #pharmacology
Hyperglycemia - Differential Diagnosis Algorithm
Diabetes Mellitus:
 • Impaired Glucose Tolerance
 • Type I Diabetes
 • Type
Diagnosis Algorithm Diabetes ... • Type 2 Diabetes ... • Gestational Diabetes ... Corticosteroids • Thiazide diuretics ... endocrinology #causes
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
Diuretics - Pharmacology ... Thiazides diuretics ... Metolazone Loop diuretics ... #Pharmacology # ... loop #thiazide #classes