Pony tail causing artifact

Case contributed by Mohammadtaghi Niknejad
Diagnosis certain


Work up for headache and probable sinusitis.

Patient Data

Age: 25 years
Gender: Female

 Round relatively dense opacity projected in the center of the skull superior to the orbits.

Normal x-ray study of the examined paranasal sinuses.


Case Discussion

The round opacity over the center of the skull was not apparent on any other view. The opacity was confirmed by the radiographer as the patient's pony tail and with the patient's hair let down, a repeat x-ray showed resolution of the opacity.

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