28 results
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Normotensive: • UCl ... Post-hypercapnia • UCl ... #Algorithm #nephrology ... #causes #low #potassium
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
• Exogenous (KCL ... #differential #diagnosis ... #pathophysiology ... #pharmacology # ... potassium #medications
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 ... Thiazide-sensitive Na—Cl ... Defects #Kidney #Nephrology ... #Diagnosis #Differential
Mechanisms of nephron damage in cardiorenal syndrome
 • Increased renal interstitial pressure
 • Hypoperfusion
 • Reduced
• Increased renal ... Hypoperfusion • Reduced renal ... release • ↓ Cl ... syndrome #Mechanisms #pathophysiology ... #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Differential Diagnosis ... - Diarrhea • RENAL ... gas transport, renal ... #Algorithm #Pathophysiology ... #Nephrology #Chloride
Renal involvement in 35% of mixed cryoglobulinemia vasculitis 
Associated with : 
 • Absence of skin
Renal involvement ... min/1.73 m2 at diagnosis ... TerrierBen #Renal ... Vasculitis #Management #Rheumatology ... Cryoglobulinemic #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... • High Urine Cl ... hyperaldosteronism • High PRA: Renal ... #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... • High Urine Cl ... hyperaldosteronism • High PRA: Renal ... #Algorithm #Nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • NSAIDs • ACE ... • Recent IV potassium ... #causes #potassium ... #high #nephrology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urine Na/K/Cl ... protein/Cr - Renal ... - 45% - Pre-renal ... AcuteKidneyInjury #AKI #Nephrology ... #Diagnosis #Algorithm