Ideal plumb line
Through external auditory meatus
Through odontoid process of axis (C2)
Through bodies of lumbar vertebrae
Through sacral promontory
Through calcaneocuboid joint
Kyphotic/Lordotic
Increased curve out (thoracic spine)
Increased curve in (lumbar spine)
Lordotic (military posture)
Anterior pelvic tilt
Swayback posture
Pelvis forward, thoracic spine behind
Hyperextended knees
Some kyphosis, flattened lumbar spine
Posterior pelvic tilt
Swayback posture
Pelvis forward, thoracic spine behind
Hyperextended knees
Some kyphosis, flattened lumbar spine
Posterior pelvic tilt
Flat back posture
Posterior pelvic tilt