Needle-like dense opacities in the chest wall

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A 79-year-old female patient presented with a large number of dot-and-needle-like dense opacities in the chest wall, abdominal wall and neck, which is totally unusual. Coronary angiography showed CTO lesion in PL branch. She underwent CTO intervention.An image is worth a 1,000 words: participate in the quiz below to tell us what you see in this image!

Author

HEO Jung Ho¹

1. Kosin University Gospel Hospital, Busan, REPUBLIC OF KOREA