Leukoplakia of Oral Mucosa: Or something else? Differential Diagnosis

Congenital malformations, deformities, and chromosomal abnormalities (Q00-Q99).

  • Dyskeratosis follicularis
  • Nevus spongiosus albus (white sponge nevus)
  • Palmar plantar keratoses

Skin and subcutaneous (L00-L99)

  • Discoid lupus erythematosus (DLE)
  • Lichenoid reactions – lichen-like skin changes.
  • Oral lichen planus (OLP)
  • Pachyderma – mechanically irritative leukoplakia.

Infectious and parasitic diseases (A00-B99).

  • Oral candidiasis (candida stomatitis, oral thrush).
  • Diphtheria
  • Syphilis (Lues) – Plaques opalines

Mouth, esophagus (esophagus), stomach and intestines (K00-K67; K90-K93).

  • Irritative hyperplasia of the edentulous alveolar ridge (due to dental prosthesis).
  • Recurrent oral aphthae
  • Erythroplakia
  • Erythroleukoplakia
  • Friction keratosis (friction-induced hyperkeratosis).
  • Irritative hyperplasia of the oral mucosa.
  • Leukedema (oral cavity epithelium, tongue).
  • Leukokeratosis nicotinica palati (smoker’s palate).
  • Morsicatio (lip biting, cheek biting, tongue biting).
  • Oral hair leukoplakia
  • Oral submucous fibrosis

Musculoskeletal system and connective tissue (M00-M99).

  • Scleroderma
  • Systemic lupus erythematosus (SLE)

Neoplasms – tumor diseases (C00-D48)

Injuries, poisonings and other consequences of external causes (S00-T98).

  • Chemical burn (“Aspirin Burn”).
  • Burn
  • Irritative-traumatic lesions