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Prevalence and Incidence of Tibia absent -- polydactyly -- arachnoid cyst

Tibia absent -- polydactyly -- arachnoid cyst: Rare Disease

Tibia absent -- polydactyly -- arachnoid cyst is listed as a "rare disease" by the Office of Rare Diseases (ORD) of the National Institutes of Health (NIH). This means that Tibia absent -- polydactyly -- arachnoid cyst, or a subtype of Tibia absent -- polydactyly -- arachnoid cyst, affects less than 200,000 people in the US population.

Ophanet, who are a consortium of European partners, currently defines a condition rare when if affects 1 person per 2,000. They list Tibia absent -- polydactyly -- arachnoid cyst as a "rare disease". More information about Tibia absent -- polydactyly -- arachnoid cyst is available from Orphanet

About prevalence and incidence statistics:

The term 'prevalence' of Tibia absent -- polydactyly -- arachnoid cyst usually refers to the estimated population of people who are managing Tibia absent -- polydactyly -- arachnoid cyst at any given time. The term 'incidence' of Tibia absent -- polydactyly -- arachnoid cyst refers to the annual diagnosis rate, or the number of new cases of Tibia absent -- polydactyly -- arachnoid cyst diagnosed each year. Hence, these two statistics types can differ: a short-lived disease like flu can have high annual incidence but low prevalence, but a life-long disease like diabetes has a low annual incidence but high prevalence. For more information see about prevalence and incidence statistics.

 

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