-
Atypia (from Gr****, a + typos,
without type; a
condition of
being irregular or nonstandard) is a
histopathologic term for a
structural abnormality in a...
- acanthoma) Dull or
lackluster surface.: 769
Seborrheic keratosis with
squamous atypia Dull or
lackluster surface, and with round,
loosely packed nests of cells...
-
previously had four categories:
simple hyperplasia without atypia,
complex hyperplasia without atypia,
simple atypical hyperplasia and
complex atypical hyperplasia...
-
Nuclear atypia refers to
abnormal appearance of cell nuclei. It is a term used in
cytopathology and histopathology.
Atypical nuclei are
often pleomorphic...
- as
having architectural atypia and
having (mild, moderate, or severe)
cytologic (melanocytic)
atypia. Usually,
cytologic atypia is of more
important clinical...
- absent. Bell's
criteria do not
apply to
extrauterine tumors No or mild
atypia, no
tumor cell
necrosis ⇒ leiomyoma. If 5 or more
mitotic figures are present...
- "hypomelanotic blue nevus") is a
cutaneous condition characterized by mild
atypia and pleomorphism.: 701 A
malignant blue
nevus is a
cutaneous condition...
- Low-grade
appendiceal mucinous neoplasm:
Minimal cytological atypia of the
epithelial cells....
- epithelium,
microscopic papillary projections,
cellular pleomorphism,
nuclear atypia, and
mitotic activity. In addition,
there can be no
stromal invasion, which...
- and may in fact have a more
unusual appearance than
invasive cSCC. The
atypia spans the full
thickness of the epidermis, with the
keratinocytes demonstrating...
