Volume 30, Issue 4
  • ISSN: 0002-9637
  • E-ISSN: 1476-1645


While gnathostomiasis has been reported in man and animals over a wide geographic area, human infection is particularly prevalent in Thailand and Japan. Professor Daengsvang has studied this infection for many years in his native Thailand, and has here brought together in great detail the results of his labors. Human infection usually creates a larva migrans or creeping eruption type syndrome, with a migrating nodule or swelling, which may or may not produce surface irritation and pain. Surgical removal of the worm is indicated since there is no effective chemotherapy, but is rendered difficult because of the rapidity with which the larva is able to move out of the field. At times the worm may escape spontaneously from a skin lesion, or may be coughed up if pulmonary invasion has occurred. The eye or central nervous system may be invaded, resulting in serious and sometimes fatal injury.

Of the dozen or so reputed species of the genus, four have been selected for special treatment here:


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