Table 1

Class Examples

Acquired Small or Microscopic Precancers

HGSIL (High grade squamous intraepithelial lesion of uterine cervix)

AIN (Anal intraepithelial neoplasia)

Dysplasia of vocal cord

Aberrant crypts (of colon)

PIN (prostatic intraepithelial neoplasia)

Acquired Large Lesions with Nuclear Atypia

Tubular Adenoma

AILD (angioimmunoblastic lymphadenopathy with dysproteinemia)

Atypical meningioma

Gastric Polyp

Large plaque parapsoriasis

Myelodysplasia

Papillary transitional cell carcinoma in situ

Refractory Anemia with Excess Blasts

Schneiderian papilloma

Precursor lesions occurring with inherited hyperplastic syndromes that progress to cancer

Atypical mole syndrome

C cell adenomatosis

MEA

Acquired diffuse hyperplasias and diffuse metaplasias

AIDS

Atypical lymphoid hyperplasia

Paget's Disease of Bone

Post-transplant lymphoproliferative disease

Ulcerative colitis

Superclass and modifiers

ATYPIA

Atypical cell

Atypical hyperplasia

Atypical regeneration

Dysplasia

Dysplastic

In situ cancer

Inflammatory atypia

Mild dysplasia

Premalignant

Preneoplastic state

Berman and Henson BMC Medical Informatics and Decision Making 2003 3:8   doi:10.1186/1472-6947-3-8