II. Definitions

  1. Skin Erosion
    1. Focal, superficial epidermal loss
    2. Heals without scarring
  2. Skin Ulceration
    1. Focal loss of Epidermis and Dermis
    2. Ulcers heal with scar formation

III. Differential Diagnosis: Erosion

IV. Differential Diagnosis: Ulceration

  1. See Oral Ulcer
  2. See Genital Ulcer
  3. External Skin Injury
    1. Skin Trauma
    2. Skin picking
    3. Envenomation (e.g. Brown Recluse Spider Bite)
    4. Decubitus Ulcer
  4. Bacterial Skin Infection
    1. Streptococcus (e.g. Ecthyma)
    2. Staphylococcus (e.g. Impetigo)
    3. Pseudomonas
    4. Treponema pallidum (Syphilis)
    5. Mycobacterium ulcerans (Buruli Ulcer)
    6. Haemophilus ducreyi (Chancroid)
    7. Cutaneous Mycobacterium tuberculosis
  5. Viral Skin Infections
    1. Herpes Simplex Virus Type 2
    2. Coxsachievirus
  6. Deep Fungal Skin Infections
    1. Coccidiomycosis
    2. Mucormycosis
    3. Sporotrichosis
    4. Aspergillosis
    5. Cryptococcosis
    6. Zygomycosis
    7. Penicillium marneffei
  7. Parasitic Skin Infections
    1. Leishmaniasis
    2. Amoebiasis
    3. Schistosomiasis
  8. Medium or Small Vessel Vasculitis
    1. Polyarteritis Nodosa
    2. Microangiopathic Vasculitis
    3. Granulomatosis with Polyangiitis (previously known as Wegener's Granulomatosis)
    4. Rheumatoid Arthritis
    5. Takayasu Arteritis
    6. Necrobiosis Lipoidica (associated with Diabetes Mellitus)
    7. Leukocytoclastic Vasculitis (secondary to infection)
  9. Vascular insufficiency
    1. Arterial Insufficiency
    2. Venous Stasis Ulcer
    3. Antiphospholipid Antibody Syndrome
    4. Type I Cryoglobulinemia
    5. Klippel-Trenaunay-Weber Syndrome
    6. Livdeoid Vasculopathy
  10. Skin Neoplasm
    1. Non-melanoma Skin Cancer (Basal Cell Skin Cancer, Squamous Cell Skin Cancer)
    2. Leukemia Cutis
    3. Langerhans Cell Histiocytosis
    4. Lymphoma
      1. Angiocentric T-Cell Lymphoma
      2. Anaplastic Large Cell T-Cell Lymphoma
      3. Mycosis Fungoides bullosa
  11. Medications
    1. Hydroxyurea
    2. Contact Dermatitis
    3. Superinfected Injection Drug Abuse
    4. Bromoderma
    5. Drug-induced Lupus
  12. Miscellaneous Causes
    1. Pyoderma Gangrenosum (Neutrophilic dematosis)
    2. Cutaneous Crohn's Disease
    3. Brown Recluse Spider Bite (Loxoscelism)

V. References

  1. Jhun and DeClerck in Herbert (2015) EM:Rap 15(8): 19-20
  2. Weenig (2002) N Engl J Med 347(18):1412-8 +PMID: 12409543 [PubMed]

Images: Related links to external sites (from Bing)

Related Studies

Ontology: Skin Ulcer (C0037299)

Definition (NCI_CTCAE) A disorder characterized by circumscribed, inflammatory and necrotic erosive lesion on the skin.
Definition (NCI) A circumscribed and often suppurating skin crater which usually includes loss of skin integrity of the superficial skin or the mucous membranes.(NICHD)
Definition (CSP) lesion on the surface of the skin produced by the sloughing of inflammatory necrotic tissue.
Concepts Disease or Syndrome (T047)
MSH D012883
ICD10 L98.4
SnomedCT 46742003, 201257009
LNC MTHU015072
English Skin Ulcers, Ulcers, Skin, SKIN ULCERATION, Ulcer, Skin, Skin Ulcer(s), Skin ulcers, Cutaneous ulcers, Ulcer of skin, skin ulcer (physical finding), skin ulcer, Skin ulcer NOS, Ulcer skin, Skin ulceration, Ulcer of skin NOS, Skin Ulcer [Disease/Finding], skin ulcerations, skin ulcers, skin sores, Ulcer;skin, skin ulceration, cutaneous ulcers, cutaneous ulcer, sore on skin, Skin Ulcer, Cutaneous ulceration, Physical findings.skin ulcer, Skin ulcer, Cutaneous ulcer, Skin ulcer (disorder), skin; ulcer, ulcer; skin, Ulcer of skin, NOS
Italian Ulcera della cute, Ulcera della cute NAS, Ulcerazione della cute, Ulcera della pelle
Dutch huidulcus NAO, huidulceratie, huid; ulcus, ulcus; huid, huidulcus, Huidulcus, Ulcus, huid-
French Ulcère cutané SAI, Ulcération cutanée, ULCERATION CUTANEE, Ulcère cutané, Ulcère de la peau
German Hautulkus NNB, Hautulzeration, Ulkus Haut, HAUTULZERATION, Hautulkus, Hautgeschwür
Portuguese Úlcera cutânea NE, Ulceração cutânea, ULCERACAO CUTANEA, Úlcera cutânea, Úlcera Cutânea
Spanish Ulceración de la piel, Úlcera de la piel NEOM, Úlcera de piel, PIEL, ULCERACION, úlcera cutánea, úlcera de la piel (trastorno), úlcera de la piel, Úlcera de la piel, Úlcera Cutánea
Japanese 皮膚潰瘍NOS, 皮膚潰瘍, 皮膚潰瘍形成, ヒフカイヨウケイセイ, ヒフカイヨウNOS, ヒフカイヨウ
Swedish Hudsår
Czech kůže - vředy, Vřed kůže NOS, Vřed kůže, Kožní vřed, Kožní ulcerace
Finnish Ihohaavauma
Russian KOZHI IAZVA, КОЖИ ЯЗВА
Croatian KOŽNI ULKUS
Polish Owrzodzenie skóry
Hungarian Bőr ulceratio, Bőr fekély, Fekély bőr, Bőr fekély k.m.n.
Norwegian Hudsår

Ontology: Superficial ulcer of skin (disorder) (C0241069)

Definition (NCI_FDA) A gradual breakdown or very shallow ulceration of the skin which involves only the epidermis and heals without scarring.
Definition (NCI) Tearing or wearing off of skin.(NICHD)
Concepts Disease or Syndrome (T047)
SnomedCT 93448009
Dutch huiderosie
French Erosion cutanée
German Hauterosion
Italian Erosione della cute
Portuguese Erosão cutânea
Spanish Erosión de la piel, erosión de la piel, úlcera superficial de la piel (trastorno), úlcera superficial de la piel
English Skin Erosion, Skin erosions, skin erosion (physical finding), skin erosion, Superficial ulcer of skin (disorder), erosion of skin, erosions skin, erosion skin, Skin erosion, Cutaneous erosion, EROSION, SKIN, SKIN EROSION, Erosion of skin, Superficial ulcer of skin
Japanese 皮膚びらん, ヒフビラン
Czech Kožní eroze
Hungarian Bőr erosio

Ontology: Skin and subcutaneous tissue ulcerations (C0852347)

Concepts Disease or Syndrome (T047)
Italian Ulcere della cute e del tessuto sottocutaneo
Japanese 皮膚・皮下組織潰瘍形成, ヒフヒカソシキカイヨウケイセイ
Czech Ulcerace kůže a podkožní tkáně
English Skin and subcutaneous tissue ulcerations
Hungarian Bőr és subcutan szövet fekélyesedés
Portuguese Ulcerações da pele e do tecido celular subcutâneo
Spanish Ulceraciones de la piel y del tejido subcutáneo
Dutch huid- en onderhuidsweefselzweren
French Ulcérations cutanées et du tissu sous-cutané
German Ulzerationen der Haut und des Unterhautzellgewebes