Most people assume the human skeleton follows a standard blueprint, but subtle variations can tell a different story. A sternal foramen is a small hole that forms in the breastbone when the sternum doesn't completely fuse during development. Often unnoticed throughout life, it rarely causes symptoms and is usually discovered by chance. Yet for anatomists, archaeologists, and forensic experts, this tiny opening can be significant. What appears unusual at first glance is not evidence of trauma or

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