Interactive Post Template - Renal Stones A 16-year-old boy presents with recurrent episodes of renal colic. Urinalysis shows increased excretion of lysine, arginine, ornithine, and cystine. The disorder follows an autosomal recessive inheritance pattern. Management includes urinary alkalinization and penicillamine therapy. Which type of renal stone is most likely responsible? A. Cysteine B. Calcium oxalate C. Uric acid D. Triple phosphate E. Pure oxalate ✅ Correct Answer: A. Cysteine. ๐ Decoding the Stem ๐ก CLUE 1: Lysine, Arginine, Ornithine, Cystine in urine → These are COLA amino acids (Suggests...
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