Amino acids excreted in urine in cystinuria – Mnemonic

Mnemonic for amino acids excreted in urine in cystinuria is: COLA

C – Cystine

O – Ornithine

L – Lysine

A – Arginine

Cystinuria is and inherited disorder which is characterised by defective renal transport mechanism. Amino acid re-absorption from the tubules is impaired.