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We report the first case of\n                      <jats:italic>C. fructicola<\/jats:italic>\n                      keratitis diagnosed in our hospital, and review the current literature on human infections caused by this fungus.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Case report<\/jats:title>\n                    <jats:p>\n                      A 66-year-old male agricultural worker presented with conjunctival hyperemia in the right eye after suffering a puncture from a chestnut thorn injury. Corneal scrape samples were collected. Morphological assessment of the colonies and internal transcribed spacer (ITS) sequencing confirmed fungal keratitis caused by\n                      <jats:italic>C. fructicola<\/jats:italic>\n                      . After ocular debridement, the patient underwent surgical intervention to remove the foreign body from the right eye. Postoperatively, the topical antifungal voriconazole was administered. The patient subsequently showed improvement in his clinical condition. During treatment, an improvement in corneal clarity was observed, culminating in a significant enhancement of visual acuity from 0.3 to 0.6 by 3 months postoperatively.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>\n                      Although traditional morphological methods have inherent limitations in reliably identifying\n                      <jats:italic>C. fructicola<\/jats:italic>\n                      , their combination with ITS sequencing enables rapid and accurate species-level diagnosis. Treatment for\n                      <jats:italic>Colletotrichum<\/jats:italic>\n                      keratitis involves aggressive topical antifungal treatment, escalation to systemic antifungal therapy, and surgery in severe cases.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1186\/s12348-026-00570-5","type":"journal-article","created":{"date-parts":[[2026,4,7]],"date-time":"2026-04-07T12:27:19Z","timestamp":1775564839000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Colletotrichum fructicola-induced fungal keratitis: a case report and literature review"],"prefix":"10.1186","volume":"16","author":[{"given":"Shanshan","family":"Ma","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xixi","family":"Gu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mingwu","family":"Li","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jiyang","family":"Tang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Henan","family":"Li","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xiaojuan","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hui","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2026,4,7]]},"reference":[{"issue":"4","key":"570_CR1","doi-asserted-by":"publisher","first-page":"116540","DOI":"10.1016\/j.diagmicrobio.2024.116540","volume":"110","author":"W Wang","year":"2024","unstructured":"Wang W, Gong H, Yang X, Xu L, Huang X, Su G et al (2024) Colletotrichum keratitis: An important fungal infection of nine human eyes. 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Informed consent was obtained from the participant in accordance with ethical guidelines prior to their involvement in the study.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Written informed consent for the publication of all details, including age, gender, diagnosis, and images pertaining to the individual participants featured in this manuscript, has been duly obtained. Additionally, for all case reports presented, consent for publication has also been secured.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"The authors declare no competing interests.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}],"article-number":"13"}}