_is a term applicable to chronic inflammation of the nail fold and nail bed.
Onychogryphosis pertains to extreme thickening curvature of the nails and usually it is caused by varying degrees of ___________________.
Onychoptosis is the periodic_________ of one or more nails, either in whole or in part.
Ridges are caused by ___________growth of the nails, usually resulting from illness
Blue nail is __________in colour and may be attributed to poor blood circulation or heart disorder.