Anonychia
1. [noun] absence of fingernail(s) or toenail(s); Source - https://medical-dictionary.thefreedictionary.com/anonychia ; accessed Feb 27 2019 Anonychia is the absence of nails, an anomaly, which may be the result of a congenital ectodermal defect, ichthyosis, severe infection, severe allergic reaction, contact dermatitis, self-inflicted trauma, Raynaud phenomenon, lichen planus, epidermolysis bullosa, or severe exfoliative diseases. Source - https://en.wikipedia.org/wiki/Anonychia ; Accessed Feb 27 2019
Source: https://medical-dictionary.thefreedictionary.com/anonychia
Frequently Asked Questions
How might anonychia be noticed when examining your toenails during regular foot care?
Anonychia refers to the absence of a nail on a toe, a difference you can observe when comparing toes. This altered nail appearance might be present from birth or develop over time, making it a noteworthy variation in foot care without implying immediate harm.
What common misconception exists about missing toenails due to anonychia?
Some assume that missing toenails always indicate an injury or active disease. In reality, anonychia might be congenital or appear without causing discomfort, emphasizing that its presence on the foot is simply a distinct characteristic rather than a sign of ongoing damage.
How does understanding the Greek roots of anonychia help in recalling its relation to toenails?
The word anonychia combines the Greek prefix 'a-' meaning 'without' and 'onyx' for 'nail.' This etymology aids in remembering that the condition refers to a lack of nail formation, which is particularly relevant when noticing differences in your toenails.