Difference between revisions of "Inflammatory skin disorders"

From Libre Pathology
Jump to navigation Jump to search
m (+alt. name)
Line 1: Line 1:
'''Inflammatory skin disorders''' are a significant part of [[dermatopathology]].  They lead to trepidation among pathologists that don't see lots of skin.
'''Inflammatory skin disorders''', also '''inflammatory skin diseases''', are a significant part of [[dermatopathology]].  They lead to trepidation among pathologists that don't see lots of skin.


==Spongiotic dermatitides==
==Spongiotic dermatitides==

Revision as of 17:42, 15 September 2011

Inflammatory skin disorders, also inflammatory skin diseases, are a significant part of dermatopathology. They lead to trepidation among pathologists that don't see lots of skin.

Spongiotic dermatitides

DDx:[1]

  • Atopic dermatitis.
  • Contact dermatitis.
  • Stasis dermatitis.
  • Seborrheic dermatitis.
  • Nummular dermatitis.
  • Spongiotic drug eruption.

Psoriasiform dermatitides

Regular psoriasiform dermatitis

DDx:[1]

  • Psoriasis vulgaris.
  • Dermatophyte infection.
  • Pityriasis rubra pilaris.

Irregular psoriasiform dermatitis

Interface dermatitides

Vacuolar interface dermatitides

DDx:[1]

Others:[1]

Lichenoid interface dermatitides

DDx:[1]

Bullous disease

Subcorneal bullous disorders

DDx with acantholysis:[1]

DDx without acantholysis:DDx:[1]

Suprabasilar bullous disorders

DDx:[1]

Subepidermal bullous disorders

DDx:[1]

Others:

Perivascular inflammation

Lymphocytes

Lymphocytes (tightly cuffed):[1]

  • Infections.
  • Medications.
  • Malignancy.
  • Vitiligo (with absent melanocytes).
  • Scleroderma/morphea.

Lymphocytes & plasma cells +/-eosinophils:

  • Erythema chronicum migrans (Lyme disease).

Lymphocytes (not tightly cuffed):

  • Viral exanthems.
  • Drug eruptions.

Lymphocytes & eosinophils:

  • Drug reaction.
  • Insect bite.
  • Dermatophyte infection.

Neutrophils

DDx:[1]

  • Cellulitis.
  • Neutrophilic eccrine hidradenitis (idiopathic palmar-plantar hidradenitis)

With eosinophils:

  • Urticaria.

Eosinophils

DDx:[1]

  • Hypersensitivity reaction/drug reaction.
  • Insect bite.
  • Bullous pemphigoid, urticarial.

Mast cells

Vasculitis


See also

References

  1. Jump up to: 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 Brinster NK (March 2008). "Dermatopathology for the surgical pathologist: a pattern based approach to the diagnosis of inflammatory skin disorders (part I)". Adv Anat Pathol 15 (2): 76–96. doi:10.1097/PAP.0b013e3181664e8d. PMID 18418089.