Paragonimiasis Following Ingestion of Frozen Freshwater Crab: Two Case Reports

Asuka Yamamura, Muneyuki Sekiya, Yusuke Usui, Susumu Sakamoto, Keiya Watanabe, Kohshi Fukuda, Yasuko Kurose, Naobumi Tochigi, Mio Kokubo, Haruhiko Maruyama, Kazuma Kishi · 2026

Read Paragonimiasis Following Ingestion of Frozen Freshwater Crab: Two Case Reports by Asuka Yamamura, Muneyuki Sekiya, Yusuke Usui, Susumu Sakamoto, Keiya Watanabe, Kohshi Fukuda, Yasuko Kurose, Naobumi Tochigi, Mio Kokubo, Haruhiko Maruyama, Kazuma Kishi (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13240117.txt.

Description

Asuka Yamamura and team report a parasitic lung infection caught from restaurant crab in a 2026 two-case paper. A couple shared previously frozen freshwater crab at a Tokyo restaurant. Both then fell ill with paragonimiasis, an infection by a lung fluke passed through raw or undercooked shellfish.

One partner's lung patch was first misread as a kind of eosinophilic pneumonia. The other had fluid around the lung with high counts of eosinophils, a type of white blood cell. Antibody tests in blood proved the parasite in both cases. The drug praziquantel treated them with success. The cases show that freezing cannot always be trusted to kill the parasite, so food history counts in such lung cases.

Catalog record

CREATORAsuka Yamamura, Muneyuki Sekiya, Yusuke Usui, Susumu Sakamoto, Keiya Watanabe, Kohshi Fukuda, Yasuko Kurose, Naobumi Tochigi, Mio Kokubo, Haruhiko Maruyama, Kazuma Kishi
YEAR2026
COLLECTIONPAPERS
FORMATTXT
FILE SIZE13 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC13240117

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