Rolandic Anatomy
Median Sacral Crest
AI-powered interactive skeletal anatomy for medical and surgical education
The "bumps" down the center of your tailbone. These are fused spinous processes; if they are missing, it’s a sign of "Spina Bifida Occulta", which is usually harmless but can be associated with back problems.
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Educational content only. Not medical advice. For clinical decisions, consult authoritative sources and qualified clinicians.