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Medical Term:

Tunga penetrans

Pronunciation: tŭng′gă pen′ĕ-tranz

Definition: A member of the flea family, Tungidae, commonly known as chigger flea, sand flea, chigoe, or jigger; the minute female penetrates the skin, frequently under the toenails; as she becomes distended with eggs to about pea size, a painful ulcer with inflammation develops at the site.

Synonym(s): Sarcopsylla penetrans