Sunday, December 15, 2013

Answer to Case 286

Answer:  Dipylidium caninum proglottids

Although this patient is much older than usual for D. caninum infection, the appearance of these proglottids is classic, with the small size and shape resembling "grains of rice."  We were also able to confirm our diagnosis by expressing immature eggs in packets out of the proglottids (1 egg packet shown by arrows below):

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