Grade II Lymphomatoid Granulomatosis

**Semantic type:** Neoplastic Process

**Definition:** Lymphomatoid granulomatosis characterized by the presence of occasional large lymphoid cells or immunoblasts in a polymorphous background. Necrosis is more commonly seen as compared to grade I lymphomatoid granulomatosis. By in situ hybridization, EBV-positive cells are readily seen.

**Synonyms:** - Angiocentric Immunoproliferative Lesion Grade II - Grade II Angiocentric Immunoproliferative Lesion - Grade II Angiocentric Immunoproliferative Lesions - Grade II LYG