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Giardiasis is a parasitic disease caused by Giardia duodenalis (also known as G. lamblia and G. intestinalis). [3] Infected individuals who experience symptoms (about 10% have no symptoms) may have diarrhea, abdominal pain, and weight loss. [1] Less common symptoms include vomiting and blood in the stool. [1]
Giardia duodenalis, also known as Giardia intestinalis and Giardia lamblia, is a flagellated parasitic protozoan microorganism of the genus Giardia that colonizes the small intestine, causing a diarrheal condition known as giardiasis. [1] [2] [3] The parasite attaches to the intestinal epithelium by a ventral disc (syn.
Main article: Human parasite Endoparasites Protozoan organisms Common name of organism or disease Latin name (sorted) Body parts affected Diagnostic specimen Prevalence Source/Transmission (Reservoir/Vector) Granulomatous amoebic encephalitis and Acanthamoeba keratitis (eye infection) Acanthamoeba spp. eye, brain, skin culture worldwide contact lenses cleaned with contaminated tap water ...
Giardia lamblia, an infectious protozoan. Protozoan infections are parasitic diseases caused by organisms formerly classified in the kingdom Protozoa. These organisms are now classified in the supergroups Excavata, Amoebozoa, Harosa (SAR supergroup), and Archaeplastida. They are usually contracted by either an insect vector or by contact with ...
Lamblia R. Blanchard, 1888 [2] Giardia ( / dʒ iː ˈ ɑːr d i ə / or / ˈ dʒ ɑːr d i ə / ) is a genus of anaerobic flagellated protozoan parasites of the phylum Metamonada that colonise and reproduce in the small intestines of several vertebrates , causing the disease giardiasis .
Giardiasis is a disease caused by infection with the protozoan Giardia lamblia. Infection with Giardia can produce diarrhea, gas, and abdominal pain in some people. If untreated, infection can be chronic. In children, chronic Giardia infection can cause stunting (stunted growth) and lowered intelligence. [16] Infection with Giardia is now
Giardia lamblia is most common, but Entamoeba histolytica, Cryptosporidium spp., and other species have also been implicated. [13] [34] As a group, these agents comprise about 10% of cases in children. [24] [34] Giardia occurs more commonly in the developing world, but this type of illness can occur nearly everywhere. [36]
Giardia lamblia virus; Cryo-EM reconstruction of Giardia lamblia virus (GLV) particle color based on distance from center Virus classification (unranked):