Urinalysis
Proteinuria > 3.5 g/24 hr, no hematuria
Spot urine protein : urine creatinine ratio of > 3 - 3.5mg/mg (300 - 350mg/mmol)
CBC
CMP
Pseudohyponatremia due to elevated triglycerides
Serum albumin < 25 g/L
Lipid panel, with total cholesterol > 380mg/dL (10 mmol/L)
ANA, C3, C4, viral hepatitis panel
CXR (only if suspect pleural effusion / pulmonary edema)
Renal ultrasound
Only if suspect renal vein thrombosis - hematuria, flank pain, AKI
Proteinuria > 3.5 g/24 hr, no hematuria
Spot urine protein : urine creatinine ratio of > 3 - 3.5mg/mg (300 - 350mg/mmol)
Pseudohyponatremia due to elevated triglycerides
Serum albumin < 25 g/L
Only if suspect renal vein thrombosis - hematuria, flank pain, AKI
Nephrotic syndrome
Primary nephrotic syndrome
Hepatorenal syndrome
Minimal-change, membranoproliferative
HELLP syndrome
Secondary nephrotic syndrome
Budd-Chiari syndrome
SLE, HSP, SCD