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2019 Monthly Case Studies

Monthly Case Studies - 2019

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December 2019
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A male patient originally from Afghanistan, who had moved to the United States a few months ago, required medical attention for a lesion on his hand.

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Several employees of a company had complaints of a gastrointestinal illness that presented as diarrhea and abdominal cramping.

November 2019
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A 17-year-old male sought medical attention after three days of intermittent diarrhea, abdominal pain and loss of appetite.

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A 35-year-old female tourist who visited Vietnam presented with symptoms of headache, cough, fatigue and weight loss about ten weeks after returning from her trip.

October 2019
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A 72-year-old woman originally from China presented to a clinic with complaints of abdominal pain, nausea, vomiting, and diarrhea over one week.

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Iron-hematoxylin stained thick blood films from an 18-year-old male resident of Equatorial Guinea were examined as a part of a field study.

September 2019
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A 5-year-old child was taken to a children’s hospital with presumed febrile illness (symptoms and travel history were not provided).

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A 35-year-old female resident of India presented with complaints of bilateral flank pain, which had occurred over the past six months.

August 2019
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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.

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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.

July 2019
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A 68-year-old female with microscopic hematuria had a cystoscopy performed. A pathologist detected objects on hematoxylin and eosin (H & E) stained slides.

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

June 2019
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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.

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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.

May 2019
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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.

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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

April 2019
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A teenage female college student from Texas observed a foreign object in her feces and took it to her school health clinic.

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

March 2019
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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.

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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.

February 2019
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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.

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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.

January 2019
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As part of a health screening for refugees, a local private diagnostic laboratory was contracted to process fecal specimens.

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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.

DPDx is an educational resource designed for health professionals and laboratory scientists. For an overview including prevention, control, and treatment visit www.cdc.gov/parasites/.

Page last reviewed: January 14, 2020