19 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
- Differential Diagnosis ... Mineral corticoid deficiency ... , Salt-losing deficiency ... #Differential #Diagnosis ... Algorithm #Causes #nephrology
Renal Tubular Acidosis (RTA) 
Type 1 - Failure of secretion
Type 2 - Bicarbonate wasting
Type 4 -
carbonic anhydrase II deficiency ... features and high salt ... classification #nephrology ... #diagnosis
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
syndrome - Na-K-2Cl ... barrtin (recruits Cl ... or aquaporin-2 deficiency ... Defects #Kidney #Nephrology ... #Diagnosis #Differential
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Cerebral Salt Wasting ... vs SIADH - Pathophysiology ... SaltWasting #SIADH #Pathophysiology ... #diagnosis #nephrology
Iron Deficiency in Heart Failure
Pathophysiology:
Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
Iron Deficiency ... Heart Failure Pathophysiology ... and iron release Diagnosis ... alissa_shega #iron #deficiency ... #heartfailure #diagnosis
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
Laboratory #Metabolism #ASTALT ... #AlkPhos #Bilirubin ... #Hepatology #Pathophysiology ... #Diagnosis #LFTs
Iron Deficiency in Congestive Heart Failure (CHF)

Iron deficiency (ID) in heart failure is a common comorbidity
Iron Deficiency ... (CHF) Iron deficiency ... Exercise capacity Diagnosis ... Ferritin < 100 ng/mL ... #pharmacology #pathophysiology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
• Low Urine Cl ... • High Urine Cl ... diuretics, Mg2+ deficiency ... differential #algorithm #diagnosis ... #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
losses, Cerebral salt ... Glucocorticoid deficiency ... Hyponatremia #algorithm #diagnosis ... #sodium #low #nephrology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome Pathophysiology ... autosomal recessive salt-losing ... Gitelman #Syndrome #Pathophysiology ... #nephrology #diagnosis