10 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... insipidus (central or nephrogenic ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Algorithm #nephrology #sodium
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cell epithelial sodium ... of epithelial sodium ... renal tubular acidosis ... exchanger,H+-ATPase Nephrogenic ... -2 deficiency Nephrogenic
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Lactic Acidosis ... Ischemia, Compartment Syndrome ... Hypothermia & Shivering, Seizures ... toxic alcohols, Sodium ... in Short Bowel Syndrome
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... and Treatment Hyponatremia ... demyelination syndrome ... of symptomatic (seizures ... management #nephrology #sodium
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Dehydration - Loss of sodium ... conditions - Neurogenic ... heat illness → Hypernatremia ... - Metabolic acidosis ... consciousness, Coma/seizure
Anticonvulsants as Mood Stabilizers: Mechanism and Side-effect
Examples: Valproate, Carbamazepine, Lamotrigine
 • Mild anticholinergic effect -> Drowsiness
Stevens-Johnson Syndrome ... -> Withdrawal seizure ... vomiting, diarrhea, hyponatremia ... Pathophysiology #Psychiatry #Pharmacology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome ... • Hyponatremia ... • Nephrogenic ... and euvolemic hyponatremia ... Diuresis #Nephrology #Pharmacology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... thiazide-sensitive sodium ... thiazide-sensitive sodium ... Renal tubular acidosis ... tachycardia • Seizures
Phases of Colchicine Toxicity
 - Early Phase (0-24h) 
 - Multi-organ failure Phase (1-7 days)
Respiratory Distress Syndrome ... arrest Neurologic: Seizures ... Metabolic: Metabolic acidosis ... Toxicology #Phases #Pharmacology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Sjogren's Syndrome ... SLE • Mikulicz syndrome ... renal tubular acidosis ... Membranoproliferative GN • Nephrogenic ... lubricants • Pharmacologic