{"id":"https://openalex.org/W2809966693","doi":"https://doi.org/10.1111/ced.13696","title":"A retrospective study of lichen planus pigmentosus with focus on palmoplantar involvement","display_name":"A retrospective study of lichen planus pigmentosus with focus on palmoplantar involvement","publication_year":2018,"publication_date":"2018-06-26","ids":{"openalex":"https://openalex.org/W2809966693","doi":"https://doi.org/10.1111/ced.13696","mag":"2809966693","pmid":"https://pubmed.ncbi.nlm.nih.gov/29947025"},"language":"en","primary_location":{"id":"doi:10.1111/ced.13696","doi":"https://doi.org/10.1111/ced.13696","is_oa":false,"landing_page_url":"https://doi.org/10.1111/ced.13696","pdf_url":null,"source":{"id":"https://openalex.org/S80252431","display_name":"Clinical and Experimental Dermatology","issn_l":"0307-6938","issn":["0307-6938","1365-2230"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clinical and Experimental Dermatology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5025941897","display_name":"Garima Dabas","orcid":"https://orcid.org/0000-0001-8675-2825","observed_orcids":["https://orcid.org/0000-0001-8675-2825"]},"institutions":[{"id":"https://openalex.org/I45294948","display_name":"Post Graduate Institute of Medical Education and Research","ror":"https://ror.org/009nfym65","country_code":"IN","type":"education","lineage":["https://openalex.org/I45294948"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"G. Dabas","raw_affiliation_strings":["Department of Dermatology, Venereology and Leprology; PGIMER; Chandigar India"],"raw_orcid":"https://orcid.org/0000-0001-8675-2825","affiliations":[{"raw_affiliation_string":"Department of Dermatology, Venereology and Leprology; PGIMER; Chandigar India","institution_ids":["https://openalex.org/I45294948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007017268","display_name":"Keshavamurthy Vinay","orcid":"https://orcid.org/0000-0001-6323-4988","observed_orcids":["https://orcid.org/0000-0001-6323-4988"]},"institutions":[{"id":"https://openalex.org/I45294948","display_name":"Post Graduate Institute of Medical Education and Research","ror":"https://ror.org/009nfym65","country_code":"IN","type":"education","lineage":["https://openalex.org/I45294948"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"K. Vinay","raw_affiliation_strings":["Department of Dermatology, Venereology and Leprology; PGIMER; Chandigar India"],"raw_orcid":"https://orcid.org/0000-0001-6323-4988","affiliations":[{"raw_affiliation_string":"Department of Dermatology, Venereology and Leprology; PGIMER; Chandigar India","institution_ids":["https://openalex.org/I45294948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002759714","display_name":"Davinder Parsad","orcid":"https://orcid.org/0000-0003-0348-0815","observed_orcids":["https://orcid.org/0000-0003-0348-0815","https://orcid.org/0000-0001-9820-7875"]},"institutions":[{"id":"https://openalex.org/I45294948","display_name":"Post Graduate Institute of Medical Education and Research","ror":"https://ror.org/009nfym65","country_code":"IN","type":"education","lineage":["https://openalex.org/I45294948"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"D. Parsad","raw_affiliation_strings":["Department of Dermatology, Venereology and Leprology; PGIMER; Chandigar India"],"raw_orcid":"https://orcid.org/0000-0003-0348-0815","affiliations":[{"raw_affiliation_string":"Department of Dermatology, Venereology and Leprology; PGIMER; Chandigar India","institution_ids":["https://openalex.org/I45294948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032877306","display_name":"Debajyoti Chatterjee","orcid":"https://orcid.org/0000-0001-5414-2598","observed_orcids":["https://orcid.org/0000-0001-5414-2598"]},"institutions":[{"id":"https://openalex.org/I45294948","display_name":"Post Graduate Institute of Medical Education and Research","ror":"https://ror.org/009nfym65","country_code":"IN","type":"education","lineage":["https://openalex.org/I45294948"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"D. Chatterjee","raw_affiliation_strings":["Department of Pathology; PGIMER; Chandigar India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pathology; PGIMER; Chandigar India","institution_ids":["https://openalex.org/I45294948"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061087597","display_name":"Muthu Sendhil Kumaran","orcid":"https://orcid.org/0000-0002-8091-101X","observed_orcids":["https://orcid.org/0000-0002-8091-101X"]},"institutions":[{"id":"https://openalex.org/I45294948","display_name":"Post Graduate Institute of Medical Education and Research","ror":"https://ror.org/009nfym65","country_code":"IN","type":"education","lineage":["https://openalex.org/I45294948"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"M. S. Kumaran","raw_affiliation_strings":["Department of Dermatology, Venereology and Leprology; PGIMER; Chandigar India"],"raw_orcid":"https://orcid.org/0000-0002-8091-101X","affiliations":[{"raw_affiliation_string":"Department of Dermatology, Venereology and Leprology; PGIMER; Chandigar India","institution_ids":["https://openalex.org/I45294948"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5061087597"],"corresponding_institution_ids":["https://openalex.org/I45294948"],"apc_list":{"value":2543,"currency":"GBP","value_usd":3354},"apc_paid":null,"fwci":2.3249,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.86059421,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"44","issue":"2","first_page":"190","last_page":"193"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11452","display_name":"Oral Health Pathology and Treatment","score":0.47850000858306885,"subfield":{"id":"https://openalex.org/subfields/3500","display_name":"General Dentistry"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11452","display_name":"Oral Health Pathology and Treatment","score":0.47850000858306885,"subfield":{"id":"https://openalex.org/subfields/3500","display_name":"General Dentistry"},"field":{"id":"https://openalex.org/fields/35","display_name":"Dentistry"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11144","display_name":"melanin and skin pigmentation","score":0.36230000853538513,"subfield":{"id":"https://openalex.org/subfields/1307","display_name":"Cell Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13597","display_name":"Medicine and Dermatology Studies History","score":0.07079999893903732,"subfield":{"id":"https://openalex.org/subfields/2708","display_name":"Dermatology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/lichen-planus-pigmentosus","display_name":"lichen planus pigmentosus","score":0.9990000128746033},{"id":"https://openalex.org/keywords/palmoplantar-involvement","display_name":"palmoplantar involvement","score":0.9929999709129333},{"id":"https://openalex.org/keywords/hyperpigmentation","display_name":"hyperpigmentation","score":0.7419999837875366},{"id":"https://openalex.org/keywords/disease-activity","display_name":"disease activity","score":0.7289999723434448},{"id":"https://openalex.org/keywords/systemic-treatment","display_name":"systemic therapy","score":0.8389999866485596},{"id":"https://openalex.org/keywords/young-patients","display_name":"young patients","score":0.43700000643730164}],"concepts":[{"id":"https://openalex.org/C16005928","wikidata":"https://www.wikidata.org/wiki/Q171171","display_name":"Dermatology","level":1,"score":0.7593103051185608},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6740207076072693},{"id":"https://openalex.org/C2777910003","wikidata":"https://www.wikidata.org/wiki/Q1707292","display_name":"Asymptomatic","level":2,"score":0.5596050024032593},{"id":"https://openalex.org/C2781197403","wikidata":"https://www.wikidata.org/wiki/Q193472","display_name":"Trunk","level":2,"score":0.5280531048774719},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.3273792862892151},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.10523620247840881},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001132","descriptor_name":"Arm","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005145","descriptor_name":"Face","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005528","descriptor_name":"Foot","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D006225","descriptor_name":"Hand","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007866","descriptor_name":"Leg","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D008010","descriptor_name":"Lichen Planus","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009333","descriptor_name":"Neck","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D012189","descriptor_name":"Retrospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012867","descriptor_name":"Skin","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D013909","descriptor_name":"Thorax","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D055815","descriptor_name":"Young Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1111/ced.13696","doi":"https://doi.org/10.1111/ced.13696","is_oa":false,"landing_page_url":"https://doi.org/10.1111/ced.13696","pdf_url":null,"source":{"id":"https://openalex.org/S80252431","display_name":"Clinical and Experimental Dermatology","issn_l":"0307-6938","issn":["0307-6938","1365-2230"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clinical and Experimental Dermatology","raw_type":"journal-article"},{"id":"pmid:29947025","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/29947025","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clinical and experimental dermatology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.9789000153541565}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1891685533","https://openalex.org/W1982005989","https://openalex.org/W2074883542","https://openalex.org/W2086572550","https://openalex.org/W2120071510","https://openalex.org/W2328026924","https://openalex.org/W2765953950"],"related_works":["https://openalex.org/W1505822108","https://openalex.org/W2792951233","https://openalex.org/W7004948710","https://openalex.org/W1989960806","https://openalex.org/W1498600309","https://openalex.org/W7133747501","https://openalex.org/W2149475263","https://openalex.org/W2248428681","https://openalex.org/W2340451892","https://openalex.org/W4408305930"],"abstract_inverted_index":{"Lichen":[0],"planus":[1,93],"pigmentosus":[2],"(LPP)":[3],"is":[4,40,120,129],"a":[5,140],"rare":[6],"disease":[7,115],"characterized":[8],"by":[9,34],"persistent":[10],"and":[11,25,37,47,63,78,144],"asymptomatic":[12],"slate-grey":[13],"pigmentation,":[14],"which":[15],"mostly":[16,97],"affects":[17],"patients":[18,60,101],"with":[19,61,68,102,123,147],"skin":[20],"types":[21],"IV-VI.":[22],"The":[23],"face":[24],"neck":[26],"are":[27,96],"the":[28,35,44,76,114],"most":[29],"commonly":[30],"involved":[31],"sites,":[32],"followed":[33],"trunk":[36],"extremities.":[38],"LPP":[39,73,126],"believed":[41],"to":[42,112,131],"spare":[43],"palms,":[45],"soles":[46,79],"nails.":[48],"In":[49],"this":[50],"report,":[51],"we":[52],"describe":[53],"palmoplantar":[54,118,133],"involvement":[55,119,134],"in":[56,99,135],"10":[57],"(4.65%,":[58],"10/215)":[59],"LPP,":[62,136],"compare":[64],"its":[65],"clinicodemographic":[66],"features":[67],"those":[69],"of":[70,90],"classic":[71,148],"LPP.":[72,149],"lesions":[74],"on":[75],"palms":[77],"present":[80],"as":[81,137],"asymptomatic,":[82],"well-circumscribed,":[83],"hyperpigmented,":[84],"brown-black":[85],"patches":[86],"without":[87],"any":[88],"history":[89],"prior":[91],"lichen":[92],"lesions.":[94],"They":[95],"observed":[98],"young":[100],"rapidly":[103],"spreading":[104],"active":[105],"disease,":[106],"who":[107],"often":[108],"require":[109],"systemic":[110],"treatment":[111],"control":[113],"activity.":[116],"Strikingly,":[117],"frequently":[121],"associated":[122],"other":[124],"atypical":[125],"variants.":[127],"It":[128],"important":[130],"identify":[132],"it":[138],"has":[139],"different":[141],"clinical":[142],"course":[143],"associations":[145],"compared":[146]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2018-07-10T00:00:00"}