80 results
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Excess free water ... • No access to water ... Hypernatremia #Nephrology ... Diagnosis #Algorithm #Causes
Pathophysiology of The Nephron - Electrolyte and Water Exchange

The nephron — electrolyte and water exchange. 
180
Pathophysiology ... Electrolyte and Water ... electrolyte and water ... #Pathophysiology ... #Nephrology #Nephron
Nephron Physiology
 - Proximal Convoluted Tubule
 - Thick Ascending Limb
 - Distal Convoluted Tubule
 - Ion
Collecting Tubule - Water ... Tubule #Nephron #Pathophysiology ... #Nephrology #Renal
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... Diagnosis Inadequate water ... Lack of access to water ... Differential #Diagnosis #Causes ... #nephrology #sodium
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Wasting vs SIADH - Pathophysiology ... Hypovolaemia → ADH → water ... SaltWasting #SIADH #Pathophysiology ... #diagnosis #nephrology
Hypothalamus Anatomy and Hypothalamic Nuclei
 • Anterior hypothalamic nucleus - Body temperature, thermal regulation (heat dissipation),
Paraventricular nucleus - Water ... oxytocin, destruction causes ... hypothalamic area - Water ... regulation, destruction causes ... Anatomy #Nuclei #neurology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Output > 3L /day Water ... 200 mOsm/kg) • Water ... Diagnosis #Algorithm #causes ... #nephrology
Complications of CKD
 - Patients with stages 1-3 ([GFR] >30 mL/min) of CKD are generally asymptomatic;
asymptomatic; water ... #Pathophysiology ... #Nephrology #CKD
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Treat underlying cause ... : • Causes can ... Free water restriction ... Induces osmotic water ... #hyponatremia #nephrology
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
Treat underlying cause ... Free water restriction ... • All food has water ... administered • This can cause ... #hyponatremia #nephrology