A patient who has traveled to the Puerto Rico comes to clinic with a history of diarrhea for the past 2 weeks.A fecal sample collected for O&P shows the following parasite.This organism is most likely:

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S.mansoni, which is most commonly found in Africa, parts of South America, the West Indies, and Puerto Rico, lives in venules of the mesentery and large intestines.The egg of S.mansoni is yellowish, elongated and 115 to 175 mm by 45 to 75 mm, and has a prominent lateral spine.CDC PHIL #4841

A Patient Who Has Traveled to the Puerto Rico Comes