Answer to Case 662
Answer to theParasite Case of the Week 662:Fasciola/Fasciolopsis/Echinostoma species eggs. The clinical history is most consistent with infection with the liver fluke, F. hepatica, rather than infection with an intestinal fluke. As mentioned by Bernardino, Florida Fan and SB, Fasciola giganticais also in the differential diagnosis, based on the morphology of the eggs. However, it is not found in the Americas and can therefore be excluded.Fasciolaspp.,Fasciolopsis buski,andEchinostomaeggs have a similar appearance, measuring up to 130-150 in greatest dimension, and having a small operculum. In part...
Source: Creepy Dreadful Wonderful Parasites - November 28, 2021 Category: Parasitology Source Type: blogs
Answer to Case 428
Answer:Fasciola hepatica/Fasciolopsis buskiegg.As some of you pointed out, the characteristic features of this egg are:1. It ' s large size2. The presence of an operculum3. The thin clear wall and internal undifferentiated embryoI love this particular egg because it is ' opening ' for the new year! (Source: Creepy Dreadful Wonderful Parasites)
Source: Creepy Dreadful Wonderful Parasites - January 2, 2017 Category: Parasitology Source Type: blogs
Answer to Case 409
Answer:Fasciolopsis buski,the intestinal flukeAlthough this is an older case (Case of the Week 227), I thought it was worth showing it again for the newer readers who may not have seen it. This is a parasite that we don ' t often see in the United States, but is common in Asia where freshwater plants are ingested.The first step in making the diagnosis is recognizing that these objects are flukes - flat ' leaf-like ' worms with an oral and ventral sucker:The size of the fluke is also important. As you can see from the video, these flukes are quite large (!), measuring up to 7.5 cm in length. Intestinal obstruction and malab...
Source: Creepy Dreadful Wonderful Parasites - August 14, 2016 Category: Parasitology Source Type: blogs
