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pyoderma gangrenosum

condition that causes tissue to become necrotic, causing deep ulcers that usually occur on the legs
Class type of: pyoderma, reactive neutrophilic dermatose, pyogenic autoinflammatory syndrome Q1526459

Facts

11 properties
Instance of
class of disease
Subclass of
pyoderma, reactive neutrophilic dermatose, pyogenic autoinflammatory syndrome, rare skin disease, autoinflammatory syndrome with skin involvement[2][3][4][5][6]
Age of onset
juvenile onset, adult onset, childhood onset, late onset[17][18][19][20]
Described by source
The Unified Medical Dictionary (Librairie du Liban, 2009)[7]
Drug or therapy used for treatment
sulfapyridine, clofazimine, adalimumab, prednisolone, thalidomide, infliximab[10][11][12][13][14][15]
Genetic association
PTPN6[16]
Has phenotype
fever, arthralgia, myalgia, myositis, papule, ulcer, cigarette-paper scars, rheumatoid arthritis, inflammatory bowel diseases, myelodysplastic syndrome, hypergammaglobulinemia, myeloid leukemia, Abnormal blistering of the skin, Skin vesicle[22][23][24][25][26][27][28][29][30][31][32][33][34][35]
Health specialty
dermatology[9]
ICD-9-CM
686.01[8]
On focus list of Wikimedia project
WikiProject Medicine[21]
P14914
D48104[36]
🏷️ Also known as
en Pyoderma gangrenosum (disorder) en pyoderma gangrenosum en Pyoderma gangrenosum ar تقيح الجلد الغنغريني cs Multiple myeloma de Pyoderma gangraenosum el Γαγγραινώδες πυόδερμα es Pioderma gangrenoso ja 壊疽性膿皮症 pl Piodermia zgorzelinowa pt Pioderma Gangrenoso pt piodermite gangrenosa ro pioderma gangrenoasă zh 壞疽性膿皮病 zh 壞疽性膿皮症
🔖 Identifiers · 26
OpenAlex ID
C2780520777
Image (Wikimedia Commons)
Crohnie Pyoderma gangrenosum.jpg ↗
BabelNet ID
02466100n
Disease Ontology ID
DOID:8553
DiseasesDB
11064
EMedicine ID
1123821
Exact match
purl.obolibrary.org, identifiers.org, www.orpha.net
Freebase ID
/m/08s9h0
GARD rare disease ID
7510
Human Phenotype Ontology ID
HP:0025452
ICD-10 ID
L88
ICD-10-CM
L88
Show all 26 identifiers +14
ICD-11 ID (Foundation)
2120746218
ICD-11 ID (MMS)
EB21
JSTOR topic ID (archived)
pyoderma-gangrenosum
MeSH descriptor ID
D017511
MeSH tree code
C17.800.695.675, C17.800.862.675, C17.800.893.675
Microsoft Academic ID (discontinued)
2780520777
Mondo ID
MONDO_0018824
NHS Health A to Z ID
pyoderma-gangrenosum
Orphanet ID
48104
PatientsLikeMe condition ID
pyoderma-gangrenosum
Quora topic ID
Pyoderma-Gangrenosum
SNOMED CT ID
74578003
UMLS CUI
C0085652
WikiProjectMed ID
Pyoderma gangrenosum

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Drug or therapy used for treatment 6
thalidomide, prednisolone, infliximab, adalimumab, clofazimine, sulfapyridine
← Medical condition treated 6
thalidomide, prednisolone, infliximab, adalimumab, clofazimine, sulfapyridine
Subclass of 2
disease, pyoderma
Health specialty 1
dermatology
On focus list of Wikimedia project 1
WikiProject Medicine
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Summary

pyoderma gangrenosum is a class of disease[1].

Related Entities

dermatology disease

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  4. [5] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  5. [6] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . Disease Ontology. Retrieved . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . NDF-RT. Retrieved . wikidata.org.
  10. [11] ↑ . NDF-RT. Retrieved . wikidata.org.
  11. [12] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  12. [13] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  13. [14] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  14. [15] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  15. [16] ↑ . Retrieved . wikidata.org.
  16. [17] ↑ . Retrieved . wikidata.org.
  17. [18] ↑ . Retrieved . wikidata.org.
  18. [19] ↑ . Retrieved . wikidata.org.
  19. [20] ↑ . Retrieved . wikidata.org.
  20. [21] ↑ . wikidata.org.
  21. [22] ↑ . Retrieved . wikidata.org.
  22. [23] ↑ . Retrieved . wikidata.org.
  23. [24] ↑ . Retrieved . wikidata.org.
  24. [25] ↑ . Retrieved . wikidata.org.
  25. [26] ↑ . Retrieved . wikidata.org.
  26. [27] ↑ . Retrieved . wikidata.org.
  27. [28] ↑ . Retrieved . wikidata.org.
  28. [29] ↑ . Retrieved . wikidata.org.
  29. [30] ↑ . Retrieved . wikidata.org.
  30. [31] ↑ . Retrieved . wikidata.org.
  31. [32] ↑ . Retrieved . wikidata.org.
  32. [33] ↑ . Retrieved . wikidata.org.
  33. [34] ↑ . Retrieved . wikidata.org.
  34. [35] ↑ . Retrieved . wikidata.org.
  35. [36] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). pyoderma gangrenosum. Retrieved November 5, 2026, from https://4ort.xyz/entity/pyoderma-gangrenosum
MLA “pyoderma gangrenosum.” 4ort.xyz Knowledge Graph, 4ort.xyz, 5 Nov. 2026, https://4ort.xyz/entity/pyoderma-gangrenosum.
BibTeX @misc{4ortxyz_pyoderma-gangrenosum_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{pyoderma gangrenosum}}, year = {2026}, url = {https://4ort.xyz/entity/pyoderma-gangrenosum}, note = {Accessed: 2026-11-05}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): pyoderma gangrenosum — https://4ort.xyz/entity/pyoderma-gangrenosum (retrieved 2026-11-05)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 13d ago · ACorrêa (WMB) · 2026-10-24 view diff on Wikidata ↗
    Genetic association → PTPN6
    Age of onset → juvenile onset, adult onset, childhood onset +1
    Has phenotype → fever, arthralgia, myalgia +11
    P14914 → D48104
    + 1 other property edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/61469|batch #61469]]: Raras.org data import"
  2. 13d ago · ACorrêa (WMB) · 2026-10-23 view diff on Wikidata ↗
    Wikipedia languages → ['ar', 'az', 'ca', 'commons', 'de', 'el', 'en', 'es', 'fr', 'it', 'ja', 'mk', 'n
    Sitelink count → 20
    Human Phenotype Ontology ID → HP:0025452
    Claims rich → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/61242|batch #61242]]: HPO ID through mesh or umls"
  3. 5w ago · فيصل · 2026-09-26 view diff on Wikidata ↗
    Described by source → The Unified Medical Dictionary (Librairie du Liban, 2009)
    "/* wbsetclaim-create:2||1 */ Described by source: The Unified Medical Dictionary (Librairie du Liban, 2009)"
  4. 17w ago · JhealdBatch bot · 2026-07-03 view diff on Wikidata ↗
    Subclass of → pyoderma, reactive neutrophilic dermatose, pyogenic autoinflammatory syndrome +2
    Health specialty → dermatology
    Drug or therapy used for treatment → sulfapyridine, clofazimine, adalimumab +3
    Subclass of → —
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39732|batch #39732]]: rm redundant subclass"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.