How can the answer be improved? Can you improve the answer? For all practical purposes, the morphology, life cycle, clinical presentation, and treatment of E. gregorii is identical to E. vermicularis. Life Cycle: Eggs are deposited on … The life cycle begins with eggs being ingested. The eggs hatch in the duodenum (i.e., first part of the small intestine). The emerging pinworm larvae grow rapidly to a size of 140 to 150 micrometers in size, and migrate through the small intestine towards the … Life Cycle. Following the ingestion of infective eggs, the larvae hatch in the small intestine and the adults establish themselves in the colon. The time interval from ingestion of infective eggs to oviposition by the adult females is anywhere from two to six weeks. The life span of the adults is about two months. Learn about pinworms, the facts on how the infection is spread, and the life cycle of how long it lasts in humans. Pinworms are parasitic roundworms with a four- to eight-week life cycle. They have the appearance of a thin, white thread that is less than half an inch in length, and may be seen around the anus of infected people or in their fecal matter. The life cycle of a pinworm is 4 to 6 weeks. Without treatment, infestation will continue as long as fresh eggs are being swallowed, unless a person develops immunity to pinworms, which is unusual before age 15. Learn about the pinworm life cycle and how pinworm infection spreads easily from person to person after hand-to-mouth contact. Pinworm (Enterobiasis) Photo by: Carolina K Smith MD Pinworm, or enterobiasis (en-ter-o-BY-a-sis), is a common intestinal infection … People also ask Pinworms -Topic Overview - WebMD Pinworm - Nemours: Kids Health How to Get Rid of Pinworms: 3 Ways to Get Rid of Pinworms - wikiHow Pinworm infection - Wikipedia Learn more about pinworms. 100% natural pinworm remedy. Night Time.183; Personal Care Life Cycle Of A Pinworm on SymptomFind. Search Reliable Info, Useful Articles. Reliable Info.183; Useful Tools.183; Symptom Finder.183; Expert Guides Huge Selection at Great Low Prices. Vitamins, Personal Care and More. Showing most relevant results. See all results for reese’s pinworm. Reeses pinworm.