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The medicinal leech in Jewish writings
1Department of Medicine, Mount Sinai Services at Queens Hospital Center, Jamaica, NY, USA.
The Israel Medical Association Journal : IMAJ
|March 25, 2000
Summary
Ancient Jewish texts reveal the medicinal use of leeches for various ailments. Modern medicine rediscovers Hirudo medicinalis for its anticoagulant properties, hirudin, highlighting historical healing wisdom.
Area of Science:
- Medical History
- Parasitology
- Biochemistry
Background:
- Historical use of leeches in healing practices across antiquity and the Middle Ages.
- Acknowledgement of leeching in rabbinic literature and classic Jewish texts (Bible, Talmud).
Observation:
- Talmudic descriptions of oral leech concoctions for enlarged spleens.
- Documentation of leech reusability after blood discharge in salt.
- Modern rediscovery of medicinal leeches (Hirudo medicinalis) in plastic and microsurgery.
Findings:
- Medicinal leeches secrete hirudin, a potent anticoagulant.
- Hirudin offers advantages over heparin in medical applications.
Implications:
- The historical wisdom of using leeches for therapeutic purposes is validated by modern science.
- Hirudo medicinalis and its anticoagulant hirudin continue to be valuable in contemporary medical treatments, particularly in microsurgery.