What are the different types of scoliosis?

Many types. The most common is idiopathic (exact cause unknown, but it runs in families, so it is genetic). It can be caused by degeneration (aging), especially in the low back. It can be caused by neurological problems like cerebral palsy and spinal cord injury (in children). Congenital scoliosis is from abnormalities of spine formation in the womb. It can occur with some forms of spine trauma besides cord.
Multiple. The most known is idiopathic then degenerative, functional, neuromuscular, congenital , infantile and juvenile based on age of development and/ or cause of curvature.