Parasitic contamination of commonly consumed fresh leafy vegetables in benha, egypt.

摘要: This study evaluated the degree of parasitic contamination vegetables which are commercialized and consumed fresh in Benha, Egypt. It included 530 vegetables: lettuce, watercress, parsley, green onion, leek. Vegetables were collected randomly from markets within Benha. Samples washed saline, resulting washing solution was filtered centrifuged to concentrate stages. Sediments supernatants examined by iodine modified Ziehl-Neelsen stained smears. Intestinal parasites detected 157/530 (29.6%) samples. Giardia lamblia cysts most prevalent parasite (8.8%) followed Entamoeba spp. (6.8%), Enterobius vermicularis eggs (4.9%), various helminth larvae (3.6%), Hymenolepis nana (2.8%), diminuta (2.1%), Ascaris lumbricoides (0.6%). The highest contaminated vegetable lettuce (45.5%) watercress (41.3%), parsley (34.3%), onion (16.5%), leek (10.7%). These results indicate a significant seasonal variation (P < 0.05), with prevalence summer (49%) lowest winter (10.8%). findings provide evidence for high risk acquiring infection consumption raw Effective measures necessary reduce vegetables.