A 21-year-old exchange student from Nigeria presented to the University Clinic with a 3-day history of diarrhea, mild abdominal pain, loss of appetite, and fatigue.

A 32-year-old man presented with loose stools for a couple of weeks and a history of abdominal pain and a pseudo-jejunal obstruction from a nodule.

A 68-year-old female with microscopic hematuria had a cystoscopy performed. A pathologist detected objects on hematoxylin and eosin (H & E) stained slides.

A 29-year-old female working at a zoo as a primate intern developed gastrointestinal symptoms including diarrhea and cramping.

A 36-year-old male returning from a 3-month stay in rural China sought medical attention for a tender, slowly migrating nodule that had developed on his abdomen.

A 30-year-old stable worker from New Hampshire sought medical attention at a local health center for a painful bump with cellulitis on the side of her neck.

A 42-year-old missionary worker, who is working in various western Pacific Islands, sought medical attention at a local health center for mild fevers and wheezing coughing episodes.

A journalist, who had been on location in Thailand for one week, started to experience abdominal/gastrointestinal symptoms including borborygmus (rumbling stomach), abdominal pain, and diarrhea about 3 weeks after returning home

A teenage female college student from Texas observed a foreign object in her feces and took it to her school health clinic.

A 55-year old man from Massachusetts removed a tick attached to his forearm after returning from a weekend camping trip.

A 39-year-old journalist with extensive travel throughout the Middle East and Sub-Saharan Africa sought medical attention for dysuria and occasional hematuria that had been progressing for several months.

Fecal specimens were collected from a refugee population as part of a screening program. Specimens were collected fresh for a direct smear examination and in polyvinyl alcohol (PVA) from which smears were prepared and stained with trichrome stain.

A 62-year-old man returned from visiting family in Cambodia with fever and chills. Thick and thin blood smears stained with Giemsa were prepared and examined at 1000x magnification with oil.

A 10-year-old female patient from Argentina was taken to the hospital by her parent with complaints of “not feeling well.” A urine sample was collected and examined as part of the routine checkup.

As part of a health screening for refugees, a local private diagnostic laboratory was contracted to process fecal specimens.

A 36-year-old man, who has made 2-3 trips per year for the past 5 years to various countries in Africa, sought medical attention for a recent episode of angioedema of the face and arms.