Ocular tick infestation can occur in any age group or sex with exposure in an endemic setting. All parts of the ocular tissue have been reported to be susceptible to tick infestation. The authors present a rare patient with tick infestation of eyelid.An 88-year-old woman was referred for a yellowish lesion of the right upper eyelid. She had a history of sting 2 days before presentation, and developed eyelid swelling with mucopurulent discharge the next day. Slit lamp examination showed blepharitis and revealed that the lesion was the body of a hard tick, firmly attached to eyelid. First, blunt forceps were used for removal of the tick under a surgical microscope. However, attempted removal resulted in the disembodiement of the parasite and retention of the mouthparts in the skin. The retained tick parts were excised en bloc by skin punch biopsy. The tick was identified as Ixodes nipponensis. Subsequent treatment was given for blepharitis and skin lesion.This case introduces a rare patient with tick infestation of eyelid, and the proper management. Less than 20 documented patients with tick infestation of eyelid have been reported worldwide, and this is the first patient from South Korea in ophthalmological society.
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http://dx.doi.org/10.1097/SCS.0000000000003079 | DOI Listing |
Ticks Tick Borne Dis
January 2025
Department of Microbiology and Immunology, Immunology Translational Research Programme, Yong Loo Lin School of Medicine, National University of Singapore, Singapore. Electronic address:
Ticks are an increasingly important threat to public health in Southeast Asia, due to the role of many tick species as parasites of humans and as vectors of zoonotic pathogens. Singapore is a densely populated Southeast Asian nation with a rich tick fauna and a significant mosaic of city and greenspace. However, apart from occasional case reports, the human-biting ticks in Singapore have received little attention from researchers.
View Article and Find Full Text PDFParasit Vectors
January 2025
Veterinary and Animal Science School, Federal University of Goiás, Goiânia, Goiás, 74690-900, Brazil.
Background: Brazilian spotted fever is a tick-borne disease caused by the bacterium Rickettsia rickettsii, whose main vector in Brazil is the tick Amblyomma sculptum. Amplifying hosts are essential for the perpetuation of this bacterium in the tick population as they can be sources of infection during bacteremic periods. Recent studies demonstrated the ability of suids (Sus scrofa) to sustain populations of A.
View Article and Find Full Text PDFParasit Vectors
January 2025
Department of Entomology, Washington State University, 100 Dairy Road, Pullman, WA, USA.
Background: Estimates of tick abundance and distribution are used to determine the risk of tick-host contact. Tick surveys provide estimates of distributions and relative abundance for species that remain stationary and wait for passing hosts (i.e.
View Article and Find Full Text PDFExp Appl Acarol
January 2025
Laboratory of Pharmacognosy and Api-Phytothérapy, Mostaganem, Algeria.
Ixodid ticks are important disease vectors that significantly impact animal health and cause considerable economic losses, particularly in tropical and subtropical countries. The aim of the present study was to determine the identity, seasonal distribution, and preferred attachment sites of adult ixodid tick species of cattle in four municipalities (Aïn El Hadid, Sidi Bakhti, Mechraa Safa, and Sidi Hosni) of the Province of Tiaret (north-west Algeria) between May 2022 and May 2023. A total of 317 cattle were randomly selected and examined for tick infestation; 108 (34.
View Article and Find Full Text PDFThe entomopathogenic fungus isolate ICIPE 7 is being developed as an eco-friendly alternative to chemical acaricides in managing natural tick infestation on livestock. Its impact on tick infestation and tick-borne infections in cattle under natural conditions are yet unclear. We conducted a randomized controlled field trial to assess the safety and effects of Tickoff® (a formulation of isolate ICIPE 7) and the chemical acaricide Triatix® on tick infestation and incidence of and in extensively grazed zebu cattle in coastal Kenya.
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