The following were seen in a concentrated stool wet preparation that had been stored in formalin for 6 months. They measure approximately 60 micrometers in greates dimension. Identification?
Ascaris lumbricoides egg, fertile. It wouldn’t be a surprise if still moving after months in formalin. I had cases that remained viable after 16 months in formalin!
The structural composition with its lumpy outer layer and a smooth inner layer of the shell, the lobed nucleus,the oval shape and the dimension, all are characteristic for Ascaris lumbricoides fertile ova.
Ascaris (fertile)
ReplyDeleteAscaris lumbricoides eggs...very fertile...
ReplyDeleteAscaris lumbricoides egg, fertile. It wouldn’t be a surprise if still moving after months in formalin. I had cases that remained viable after 16 months in formalin!
ReplyDeleteI agree with the above
ReplyDeleteAscaris lunbricoides fertile eggs
ReplyDeleteThe structural composition with its lumpy outer layer and a smooth inner layer of the shell, the lobed nucleus,the oval shape and the dimension, all are characteristic for Ascaris lumbricoides fertile ova.
ReplyDeleteFlorida fan
Ascaris lunbricoides fertile eggs
ReplyDeleteAll fertilized egg of Ascaris lumbricoides.first pic is of decorticated ova.
ReplyDeleteBile staining, oval shape,outer mamillations characteristic.