Cats Flashcards
What is the most common primary pulmonary neoplastic disease in cats?
1) Adenocarcinoma 50-80%
2) Bronchial origin
Where do primary pulmonary neoplasms like to live in cats?
The caudal lung lobes with the right being most seen.
Do primary lung tumors like to invade bronchioles or compress them?
Mainly compress - 74%
Invade - 19%
Describe a primary lung tumor in a cat
Large, well-defined, irregular soft tissue mass
Pleural effusion - 30% with most being bilateral
Contact with pleural - 97%
Mineralization - 57%
Cavitated with air - 63%
What percentage of primary pulmonary masses have mets in a cat at time of detection on CT?
53% according to CT imaging of 57 cat VRUS
Lung, mediastinum, muscle and pleura
What is the most common primary mass that causes carcinomatosis in a cat?
Liver
Pancreas
Intestine
What percentage of cats with carcinomatosis that had malignant cells on cytology of peritoneal fluid?
~50% so it is worth doing
What peritoneum was most often affected with carcinomatosis?
connecting
What do carcinomatosis nodules look like on US?
Hypoechoic circular masses
What is the most common nonhematopoetic liver neoplasia in Cats?
Choliangiocarcinoma
Most common non-hematopoetic intestinal neoplasia in cats?
adenocarcinoma
Majority of FIP cat with neuro involvement are seen as what localization?
Multi-focal
What is the most common infectious CNS disease in cats under the age of 3?
FIP
Lack of suppression of the CSF on FLAIR imaging may indicate?
High proteinaous material in the CSF
What other enhancement is commonly seen with FIP besides periventricular?
Meningeal
Hyperechoic liver compared to adjacent fat of the falciform in obese cats is likely due to the cats habitus and not pathologic. T/F
True… hyperechoic liver can be due to fat infiltration from being obese
What is the most common organ locations for primary tumor in cats with carcinomatosis (2004 Monteiro)
Liver
Pancreas
What is the definition of a bronchioles?
inner diameter <2mm
No cartilage
