Neoplasia

Question 1

Gastric mass

Answer 1

Adenocarcinoma

Leiomyosarcoma

Leiomyoma

Lymphoma (Other roundies)

GI Stromal Cell (cecum)

Fibrosarcoma (what?…ya)

Question 2

Esophageal mass

Answer 2

Leiomyosarcoma

Fibrosarcoma - think Spirocera Lupi

Empyema

Question 3

Pericardium

Answer 3

Mesothelioma

Almost always Round cell maybe but not really

Question 4

Lung -solitary

Answer 4

Bronchocarcinoma

adenocarcinoma

SCC

Histiocytic sarcoma

Question 5

Horse lung nodules

Answer 5

Lymphoma - if lymph node involvement

Histiocytic Sarcoma

Fungal

Nodular pulmonary fibrosis (EHV 5)

Question 6

Mammary tumor?

Answer 6

Mammary carcinoma

Adenocarcinoma

Extraskeletal osteosarcoma

Soft tissue sarcoma

Question 7

Joint tumors? Rare or common and types?

Answer 7

Rare in cats

Uncommon in dogs

Synovial sarcoma

fibrosarcoma

rhabdomyosarcoma

Other sarcomas

Question 8

Prostatic tumor?

Answer 8

Adenocarcinoma - #1

Fibrosarc

Leiomyosarc

leiomyoma

hemangiosarc

Lymphoma

Question 9

Different ultrasound characteristics of lymphoma vs other prostatic neoplasia?

Answer 9

Lymphoma

1. Hypoechoic foci or multi-focal lesions
2. No mineralization
3. Lymphadenopathy or other organ involvement

Others

1. mineralization

Question 10

Middle ear mass?

Answer 10

1. Ceruminous gland adenocarcinoma
2. Ceruminous gland adenoma
3. Inflammatory polyp
4. SCC
5. Basal cell tumor
6. Papilloma

Question 11

Characteristics of histocytic sarcoma lung tumor

Answer 11

1. Air bronchograms
2. Encompasses the whole lobe
3. Cranial lobes and middle lobe

RADIOGRAPHIC CHARACTERIZATION OF PRIMARY LUNG TUMORS IN

74 DOGS