exam 2 neoplasia Flashcards
neoplasia
What is the top arrow pointing to?
stroma
What is the bottom arrow pointing to
parenchyma
Epithelial or mesenchymal neoplasm?
epithelial
Epithelial or mesenchymal neoplasm?
mesenchymal
is this benign or malignant? MDx?
benign
Mdx:dermal fibroma
is this benign or malignant? MDx?
malignant
nasal carcinoma
is this endothelium drived neoplasm benign or malignant? MDx?
benign
Mdx: dermal hemangioma
is this endothelium drived neoplasm benign or malignant? MDx?
malignant
Mdx: splenic hemangiosarcoma
is this glandular epithelial cell derived neoplasm benign or malignant? MDx?
benign
Mdx: perianal adenoma
is this glandular epithelial cell derived neoplasm benign or malignant? MDx?
malignant
Mdx: perianal adenocarcinoma
is this bone derived neoplasm benign or malignant? MDx?
benign
Mdx: mandibular osteoma
is this bone derived neoplasm benign or malignant? MDx?
malignant
Mdx: maxillary osteosarcoma
is this squamous cell epithelial neoplasm benign or malignant? MDx?
benign
Mdx: papilloma
is this squamous epithelial cell derived neoplasm benign or malignant? MDx?
malignant
Mdx: oral squamous cell carcinoma
is this lymphocyte derived neoplasm benign or malignant? MDx?
malignant
Mdx: nodal lymphoma
is this multi-cell derived neoplasm benign or malignant? MDx?
usually benign (but if malignant then it is called by the same name)
Mdx: ovarian teratoma
How would you label the differentiation of these samples? What are the Mdx’s?
top is well differentiated
Mdx: mammary adenoma
bottom is not well differentiated
Mdx: mammary carcinoma
(cellular atypia) are observed in malignant neoplasms: – Pleomorphic – Anisokaryosis/anisocytosis – Nuclear hyperchromasia – High N:C ratio – Prominent nucleoli – Multiple nuclei – Abnormal mitotic figures
anaplasia
This is an example of ____ Mdx: canine histiocytic sarcoma
anaplasia
Which is an example of abnormal mitotic figure
the right one
is this adrenal cortex derived neoplasm benign or malignant? MDx?
benign
Mdx: adrenal cortical adenoma
is this adrenal cortex derived neoplasm benign or malignant? MDx?
malignant (to the liver)
Mdx: adrenal cortical adenocarcinoma
is this thyroid gland derived neoplasm benign or malignant? MDx?
malignant
Mdx: thyroid carcinoma
is this melanocyte derived neoplasm benign or malignant? MDx?
benign
Mdx: dermal melonoma
is this melanocyte derived neoplasm benign or malignant? MDx?
malignant
Mdx: oral melenoma
which is malignant and which is benign?
malignant right
benign left
is this histiocytic derived neoplasm benign or malignant? MDx?
benign
histiocytoma
is this histiocytic derived neoplasm benign or malignant? MDx?
malignant
Mdx: ocular histiocyticsarcoma
List some anaplasia features in this picture
nuclear hyerchromasia, anisokaryosis, pleomorphic anisocytosis, multinuclei, big nuclei, abnormal mitotic figures
These pictures are comparing which Mdx?
liposarcoma vs lipoma
This is comparing the benign ___ to the malignant _____
hemangioma
hemangiosarcoma
Benign, low-grade malignant, high-grade malignant?
low grade malignant
low grade myxosarcoma
This liver is ____ due to the presence of neoplasia
enlarged
This is a cystic change due to neoplasia, what is the Mdx?
biliary cystadenoma
MDx: biliary carcinoma is an example of a ___ change and you can infere rapid growth of this neoplasm because of the necrotic centers
umbilical change
What is the proliferation of fibroblast in response to neoplasia making the neoplasia firm
“Scirrhous” response
