calcium phosphate crystals in urine

Etiology

• distal renal tubular acidosis
• urine pH > 6.5
• tumor lysis syndrome
• acute phosphate nephropathy

Laboratory

• urine microscopy
  • urine crystals as prisms, needles or star-like clumps

More general terms

• phosphate crystals in urine
• calcium phosphate measurement

Additional terms

• calcium hydrogen phosphate crystals in urine
• calcium phosphate (Ca3[PO4]2)