Which of the following does not cause red urine?

(don't)M I S V Q Scan for PE Medial cutaneous nerve of the thigh Intermediate cutaneous nerve of the thigh Saphenous nerve Vastus Quadriceps femoris Sartorius PEectineus

Mnemonic for muscle attachment on greater trochanter is POGO: Piriformis Obturator internus Gemelli Obturator externus

The marginal mandibular nerve lies deep to platysma. It supplies the depressor anguli oris and the depressor labii inferioris. If injured it may lead to facial asymmetry and dribbling. It is at risk of injury during submandibular gland exicion

A 47-year-old woman presents with loin pain and haematuria. Urine dipstick demonstrates: Blood++++ , NitritesPOS ,, Leucocytes+++ ,, Protein++ Urine culture shows a Proteus infection. An x-ray demonstrates a stag-horn calculus in the left renal pelvis. What is the most likely composition of the renal stone?