perisztis
Perisztis is a term that appears to be a misspelling or a very obscure term. It does not correspond to any widely recognized medical condition, scientific concept, or common word in English dictionaries.
It is possible that "perisztis" is a typographical error for a similar-sounding word. For instance, it could
Alternatively, "perisztis" might be a term from a specific, niche field of study, a dialectal word, or