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Swept-source optical coherence tomography (OCT), OCT angiography, and in vivo corneal confocal microscopy were performed in both groups. Corneal subbasal nerve plexus was quantified. Vessel density for superficial (SCP) and deep capillary plexus (DCP) and structural OCT parameters were recorded.<\/jats:p>\n            <\/jats:sec><jats:sec>\n              <jats:title>Results<\/jats:title>\n              <jats:p>Significantly lower nerve branch density (<jats:italic>P<\/jats:italic>\u2009=\u20090.0004), nerve fiber area (<jats:italic>P<\/jats:italic>\u2009=\u20090.0001), nerve fiber density (<jats:italic>P<\/jats:italic>\u2009=\u20090.0009), nerve fiber length (<jats:italic>P<\/jats:italic>\u2009&lt;\u20090.0001), and total nerve branch density (<jats:italic>P<\/jats:italic>\u2009=\u20090.002) values were observed in patients after COVID-19 compared to healthy controls. VD of the temporal SCP was significantly different between the two groups (<jats:italic>P<\/jats:italic>\u2009=\u20090.019). No other SCP and DCP vessel density parameter differed significantly between the two groups.<\/jats:p>\n            <\/jats:sec><jats:sec>\n              <jats:title>Conclusions<\/jats:title>\n              <jats:p>Our results suggest that peripheral neurodegenerative changes may occur even after mild or asymptomatic SARS-CoV-2 infection. No relevant microvascular changes were seen with OCT angiography and structural OCT parameters did not show any signs of optic neuropathy in post-COVID patients. In vivo confocal microscopy seems to be an important tool in monitoring peripheral neuropathy in patients after COVID-19.<\/jats:p>\n            <\/jats:sec>","DOI":"10.1007\/s00417-022-05623-8","type":"journal-article","created":{"date-parts":[[2022,3,19]],"date-time":"2022-03-19T02:02:26Z","timestamp":1647655346000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Analysis of microvascular and neurodegenerative complications of mild COVID-19"],"prefix":"10.1007","author":[{"given":"Zsofia","family":"Kolkedi","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Adrienne","family":"Csutak","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6723-0914","authenticated-orcid":false,"given":"Eszter","family":"Szalai","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2022,3,19]]},"reference":[{"key":"5623_CR1","doi-asserted-by":"publisher","first-page":"40","DOI":"10.1007\/s11547-020-01295-8","volume":"126","author":"B Shaw","year":"2021","unstructured":"Shaw B, Daskareh M, Gholamrezanezhad A (2021) The lingering manifestations of COVID-19 during and after convalescence: update on long-term pulmonary consequences of coronavirus disease 2019 (COVID-19). 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