-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.
Marianna Crowley, MD. Postoperative visual loss (POVL) is a rare complication of surgery, with increased prevalence after cardiac, spine, head and neck, and some orthopedic procedures. The most common cause of postoperative ocular injury is corneal abrasion, which may or may not be associated with visual loss. The most common causes of permanent POVL are central retinal artery occlusion, ischemic optic neuropathy, and cerebral vision loss.