{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.photodermatosis","code":"thing-q2986815","url":"https://ver.cy/models/thing/q2986815/","name":"photodermatosis","alternateNames":["chronic actinic dermatitis","actinic reticuloid and actinic granuloma","Photosensitivity with HIV infection","acute dermatitis due to solar radiation","actinic prurigo","genetic photodermatosis","hydroa vacciniforme","Photoleukomelanodermatitis of Kobori","hydroa vacciniforme, familial"],"kind":"thing","status":"published","version":"0.2.0-wave.4","language":"en","classifiers":{"family":"Thing Registry","category":"Cross-cutting context","entryKind":"thing","plane":"XCT","domain":["XCT.STA"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A skin disorder caused or worsened by exposure to ultraviolet or visible light, including idiopathic conditions such as polymorphic light eruption, actinic prurigo and chronic actinic dermatitis, formerly including actinic reticuloid, solar urticaria, drug-induced phototoxic and photoallergic reactions, photosensitivity associated with HIV infection, genetic photodermatoses such as xeroderma pigmentosum and some porphyrias, and acute sunburn, acute dermatitis due to solar radiation; actinic granuloma is a related granulomatous condition. Severe blistering, eye involvement, fever or widespread reactions need urgent care, and people with photodermatoses benefit from dermatology assessment and photoprotection.","purpose":"Let an agent explain photodermatoses in general terms, relay types, causes, diagnosis and photoprotection from dermatology sources, route severe reactions to urgent care, describe the named conditions, and distinguish photodermatoses from ordinary sunburn prevention advice, heat rash, lupus as a photosensitive systemic disease and skin cancer, without diagnosing individuals.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Light triggered","Sun-exposed distribution","Idiopathic, drug, genetic or metabolic causes","Managed with photoprotection"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"What photodermatosis is.","layers":[{"id":"definition","name":"Definition","description":"Definition.","findings":[{"id":"definition-finding","name":"Definition","description":"Definition.","questions":[{"text":"What is a photodermatosis, and how does it differ from general sunburn advice, heat rash, lupus and skin cancer?","kind":"definition"},{"text":"Is there severe blistering, eye involvement, fever or a widespread reaction after sun or a new medicine, in which case seek urgent care?","kind":"boundary"}]}]},{"id":"conditions","name":"Conditions","description":"Named conditions.","findings":[{"id":"conditions-finding","name":"Conditions","description":"Conditions.","questions":[{"text":"What are chronic actinic dermatitis, actinic prurigo, HIV-associated photosensitivity, genetic photodermatoses, solar dermatitis and actinic granuloma?","kind":"definition"},{"text":"Which entry fits the specific condition?","kind":"action"}]}]}]},{"id":"medical","name":"Medical","description":"Causes and diagnosis.","layers":[{"id":"causes","name":"Causes","description":"Causes.","findings":[{"id":"causes-finding","name":"Causes","description":"Causes.","questions":[{"text":"What causes photodermatoses, including medicines such as some antibiotics and diuretics?","kind":"provenance"},{"text":"Which references are standard?","kind":"provenance"}]}]},{"id":"testing","name":"Testing","description":"Phototesting.","findings":[{"id":"testing-finding","name":"Testing","description":"Testing.","questions":[{"text":"How do phototesting and photopatch testing work?","kind":"provenance"},{"text":"Which sources are cited?","kind":"provenance"}]}]}]},{"id":"management","name":"Management","description":"Management.","layers":[{"id":"protection","name":"Protection","description":"Photoprotection.","findings":[{"id":"protection-finding","name":"Protection","description":"Protection.","questions":[{"text":"What photoprotection measures do dermatologists recommend?","kind":"provenance"},{"text":"Which entry fits sunscreen?","kind":"action"}]}]},{"id":"treatment","name":"Treatment","description":"Treatment.","findings":[{"id":"treatment-finding","name":"Treatment","description":"Treatment.","questions":[{"text":"How are photodermatoses treated, including desensitisation phototherapy, in general terms?","kind":"provenance"},{"text":"Which entry fits phototherapy?","kind":"action"}]}]}]},{"id":"context","name":"Context","description":"Rare and genetic forms.","layers":[{"id":"genetic","name":"Genetic","description":"Genetic forms.","findings":[{"id":"genetic-finding","name":"Genetic","description":"Genetic.","questions":[{"text":"How does xeroderma pigmentosum affect daily life, and what support exists?","kind":"provenance"},{"text":"Which entry fits xeroderma pigmentosum?","kind":"action"}]}]},{"id":"porphyria","name":"Porphyria","description":"Porphyrias.","findings":[{"id":"porphyria-finding","name":"Porphyria","description":"Porphyria.","questions":[{"text":"How do cutaneous porphyrias cause light sensitivity?","kind":"provenance"},{"text":"Which entry fits erythropoietic protoporphyria?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Explain light-sensitive skin disorders and sun protection from dermatology sources.","Remind a person of sun protection measures they have chosen to follow."],"mustNot":["Diagnose a photodermatosis in a person from images or descriptions.","Recommend phototherapy or tanning to treat it without a clinician.","Advise stopping prescribed medicines suspected of causing photosensitivity."],"requiresHuman":["Treatment decisions for a person's skin condition."]},"ethics":{"considerations":["Light sensitivity can limit work and social life, and sufferers face disbelief."],"affectedParties":["People with light-sensitive skin","Outdoor workers"]},"owners":{"steward":"The person who has it; clinicians answer for diagnosis and treatment.","roles":[],"masterSystems":[]},"relations":[{"target":"Q2944236","type":"parent","note":"registry parent class"},{"target":"photosensitivity","type":"related","note":"in registry terms"},{"target":"polymorphous light eruption","type":"related"},{"target":"xeroderma pigmentosum","type":"related"},{"target":"systemic lupus erythematosus","type":"related"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.photodermatosis","Wikidata: Q2986815 (https://www.wikidata.org/wiki/Q2986815)"]},"properties":{"applicability":"not-applicable","items":["most common photodermatosis: polymorphic light eruption note","diagnostic test: phototesting and photopatch testing note","xeroderma pigmentosum: DNA repair defect note"]},"recognition":{"applicability":"optional","items":["Light-induced or light-aggravated skin disorder","Chronic actinic dermatitis, actinic reticuloid and actinic granuloma, photosensitivity with HIV infection, acute solar dermatitis, actinic prurigo, genetic photodermatosis","Sunburn prevention is general advice; heat rash is from sweating; lupus is systemic; skin cancer is a malignancy","Rashes, itching, blisters, hives or thickened skin on sun-exposed areas."]},"capabilities":{"applicability":"required","items":["explain types in general terms","relay diagnosis and photoprotection","describe named conditions","route severe reactions to care"]},"hazards":{"applicability":"required","items":["Missing drug-induced photosensitivity","Delaying care for severe blistering","Diagnosing individuals remotely"]},"interfaces":{"applicability":"required","items":["British Association of Dermatologists guidelines","Sunscreen regulations such as EU cosmetic rules and FDA monographs"]},"context":{"applicability":"required","items":["Not applicable; a group of skin disorders.","idiopathic photodermatoses","drug- and chemical-induced photosensitivity","genetic photodermatoses","photoaggravated dermatoses","acute sunburn"]}},"sources":[{"title":"Wikidata item Q2986815: photodermatosis","url":"https://www.wikidata.org/wiki/Q2986815","note":"identity and sense of the item"},{"title":"Wikipedia: Photodermatosis","url":"https://en.wikipedia.org/wiki/Photodermatosis","note":"general description of the item"}],"openQuestions":["Should actinic granuloma be moved to a separate entry?","How should dermatology guidelines be linked?","Should genetic photodermatoses be separate entries?"],"resources":{"spec":"/models/things/publications/thing-q2986815/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q2986815/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-13T21:33:56Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"not-applicable","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-06T19:51:58+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass","interaction.properties":"Plane XCT: no invented physical properties."},"score":1.0}}