A. A. Ankylosing spondylitis is a type of arthritis that affects the spine. Ankylosing spondylitis symptoms include pain and stiffness from the neck down to the lower back.The spine 's bones (vertebrae) may grow or fuse together, resulting in a rigid spine.. A. Ankylosing spondylitis is a type of arthritis that affects the spine. Ankylosing spondylitis symptoms include pain and stiffness from the neck down to the lower back.
Medical Conditions. Peeling and breaking of the fingernails can be caused by a fungal infection of the nails. Less commonly, brittle nails are due to other nail or skin conditions, such as psoriasis. Sometimes, brittle nails are a sign of a general medical condition, such as thyroid disease or diabetes.
Share |. Onycholysis is the painless separation of the nail from the nail bed. This is a common problem. It can be a sign of skin disease, an infection or the result of injury, but most cases are seen in women with long fingernails.ne can get sunburn under the nails, which causes onycholysis. In rare cases all the nails are affected and then it can be a sign of iron deficiency or thyroid over-activity. No matter what the cause, usually several nails are affected.