This article provides a comprehensive list of anatomical variations, which are naturally occurring differences in human morphology. These variations are not considered defects or abnormalities but rather normal deviations that do not inherently indicate pathology. The frequencies in the tables below are mostly derived from meta-analyses. They are reported as percentage with 95% confidence intervals.
Head and neck
Skeletal variations
Muscular variations
Vascular variations
Nervous variations
Other variations
Vertebral column
Skeletal variations
Thorax
Skeletal variations
Muscular variations
Other variations
Upper limb
Skeletal variations
Muscular variations
Vascular variations
Nervous variations
Other variations
Lower limb
Skeletal variations
Muscular variations
Vascular variations
Abdomen
Muscular variations
Vascular variations
Other variations
Pelvis
Vascular variations
Other variations
References


