Renal biopsy: Still a landmark for the nephrologist

Table 1 List of Indications for renal biopsy

Nephrotic syndrome

Acute kidney injury (when rule out obstruction, and pre-renal causes)

Systemic disease with renal dysfunction (in diabetic patients only if it presents with atypical features)

Non-nephrotic proteinuria, and in some circumstances isolated microscopic hematuria

Unexplained chronic kidney disease

Familial renal disease (may avoid biopsy in other family members affected)

Renal transplant dysfunction