Gas-containing renal calculus

Case contributed by Dr Heba Mohamed

Presentation

Left loin pain.

Patient Data

Age: Adult
Gender: Female
CT

Left renal pelvis obstructing calculus containing multiple hypodense foci, most likely representing gas. Additionally, multiple small hypodense foci, again likely gas, are also demonstrated within the left renal pelvis and upper ureter.

Case Discussion

Gas-containing urinary stones are very rare and are associated with anaerobic fermenting organisms such as Escherichia coli and Klebsiella pneumoniae. Risk factors include diabetes mellitus, gout, hyperparathyroidism, and sarcoidosis.

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Case information

rID: 59945
Published: 16th May 2018
Last edited: 16th May 2018
System: Urogenital
Inclusion in quiz mode: Included
Institution: Zagazig university hospital

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