Trichuris trichiura cycle of life


Trichuris trichiura cycle of life - Trichuris trichiura, a nematode - also known as a roundworm is more commonly known as the human whipworm. According to the Centers for Disease Control, it is the third most common roundworm in humans. While infections occur worldwide, they are more common in tropical areas with poor sanitation, and children. The CDC reports that there are approximately 800 million infections worldwide with Trichuris trichiura with most cases in the United States occur in the South.

The life cycle of the whipworm is simple and it's only 30 days of infection of a human host until the larvae reach adulthood.

Trichuris trichiura cycle of life


embryonated eggs are ingested the infected soil. In soil, the eggs pass through two stages of development which takes two to six weeks, depending on environmental conditions. Once ingested by a human host through soil contaminated hands or food, the eggs hatch in the small intestine.


Once in the digestive tract of a human, Trichuris trichiura larva hatching eggs within three to ten days. Trichuris trichiura The larva then migrates the human colon where it will remain until it reaches maturity and starts playback.

Trichuris trichiura cycle of life

Trichuris trichiura cycle of life


After aging in their adult stage, whipworms attach to the human colon, growth about four centimeters in length. The life span of an adult whipworm is about one year. In its adult form, Trichuris trichiura has a conical shape, whose name is derived whipworms.


Once the adult worm Trichuris trichiura reach sexual maturity, they begin mating. Approximately 60 to 70 days after infection of the human host, whipworms adult females begin to lay eggs, producing between 3,000 and 20,000 eggs per day. These eggs are then passed in the stool.


Humans are the only known host of Trichuris trichiura. Symptoms of whipworm infection may include abdominal discomfort, diarrhea, loss of appetite, paleness and anemia among those heavily infected. However, many people who are infected, there are no symptoms.

A doctor examining a stool sample under a microscope to determine if infection is present whipworms. Treatment usually includes prescription Vermox or Combantrin-1. These are drugs that contain mebendazole.

Trichuris trichiura cycle of life

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