Case 191. 

Spiruroid nematode larva migrans (creeping disease) (38 y-o M)
　 　 　 　
　 Biopsy from vesicle-forming creeping disease (cutaneous larva migrans) of the abdominal skin, seen after eating firefly squid (Watasenia scintillans) 　
　 　 　 　

　

 　 Bullous creeping disease is characteristic of this parasitosis. The life cycle and final host of this larva is unknown, hence term of spiruroid nematode larva type-X.