-osis. 1  1 suffix meaning a (specified) action, process, or result: homeosis, narcosis, zygosis. 2  2 suffix meaning increase in a pathological condition: calcicosis, psittacosis, varicosis. -osis. , pl. Combining form meaning a process, condition, or state, usually abnormal or diseased; production of an abnormal substance, increase of a normal substance, or parasitic infestation.
If non-surgical treatment fails to relieve the symptoms of accessory navicular syndrome, surgery may be appropriate. Surgery may involve removing the accessory bone, reshaping the area, and repairing the posterior tibial tendon to improve its function. This extra bone is not needed for normal foot function.
This minimally-invasive surgery became the most common method of repairing abdominal aortic aneurysms in 2003 in the United States. Diagnostic techniques that do not involve the puncturing of the skin or incision, or the introduction into the body of foreign objects or materials are known as non-invasive procedures. There are also several surgical procedures that are classed as non-invasive procedures.