Staghorn calculus

Case contributed by Ian Bickle
Diagnosis certain

Presentation

Urology patient.

Patient Data

Age: 75 years
Gender: Female
x-ray

Right sided staghorn calculus.

Stones measuring up to 1cm in the left kidney.

Calcified pelvic pheboliths.

Case Discussion

Typical appearances of a staghorn calculus, although this one is missing its 'antlers' from an upper calyceal component!

The only real differential is retained contrast from a recent imaging study using iodinated contrasts with a PUJ obstruction.

PCNL is the usual treatment for such a large dense stone.

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