|
|
| Line 11: |
Line 11: |
| | | | |
| | | | |
| − | ==Carcinoma== | + | ==[[Carcinoma]]== |
| − | [[Image:Pancreatic carcinoma.jpg|right|thumb|100px|<small><center>Pancreatic carcinoma (Image sourced from Bristol Biomed Image Archive with permission)</center></small>]] | |
| − | | |
| − | [http://w3.vet.cornell.edu/nst/nst.asp?Fun=Image&imgID=11616 Image of haemorrhage and pancreatic carcinoma in a cat from Cornell Veterinary Medicine]
| |
| − | | |
| − | | |
| − | *In older dogs, more common in Airedale terriers, rare in cats, other species too
| |
| − | *Tend to arise centrally in the gland
| |
| − | *Highly invasive and infiltrative
| |
| − | *Metastases to the [[Liver - Anatomy & Physiology|liver]], visceral serosa, abdominal [[Lymph Nodes - Anatomy & Physiology|lymph nodes]], [[Spleen - Anatomy & Physiology|spleen]], [[Adrenal Glands - Anatomy & Physiology|adrenals]] etc.
| |
| − | *Similar to malignant ovarian tumours - implant on the [[Peritoneal cavity - Anatomy & Physiology|peritoneum]]
| |
| − | | |
| − | | |
| − | | |
| − | ===Gross appearance===
| |
| − | [[Image:Pancreatic carcinoma histo.jpg|right|thumb|100px|<small><center>Pancreatic carcinoma (Image sourced from Bristol Biomed Image Archive with permission)</center></small>]]
| |
| − | | |
| − | *Usually spherical nodules with adhesions to nearby structures
| |
| − | *Single or multiple, variable size
| |
| − | *Greyish or yellow fibrous tissue - firm on cutting
| |
| − | *May show internal necrosis and haemorrhage
| |
| − | *Some tumours may contain cysts wih mucinous content
| |
| − | *Adhesions may occur
| |
| − | | |
| − | | |
| − | | |
| − | ===Microscopic appearance===
| |
| − | *May be well differentiated with normal acini and ducts
| |
| − | *Or diffuse sheet of undifferentiated cells
| |
| | | | |
| | | | |