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Pyloric mass

Sonopath Forum

– 10 year FS poodle w history of decreased appetite, weight loss and vomiting

– bloodwork unremarkable

– u/s showed multiple ill-defined hypoechoic nodules in the liver with irregular capsular borders (benign hyperplasia, neoplasia)

– round, hypoechoic mass in the pylorus causing outflow obstruction

– althouth the pet was whining and panting during the exam, I do think I saw positive Doppler colour flow in the mass

– 10 year FS poodle w history of decreased appetite, weight loss and vomiting

– bloodwork unremarkable

– u/s showed multiple ill-defined hypoechoic nodules in the liver with irregular capsular borders (benign hyperplasia, neoplasia)

– round, hypoechoic mass in the pylorus causing outflow obstruction

– althouth the pet was whining and panting during the exam, I do think I saw positive Doppler colour flow in the mass

Looking at this I first thought it was a mass in the right pancreas pushing on the pylorus but I think it is not part of the pancreas. I am having a hard time determining if this is intra-mural or not. Could this be a leiomyoma, leiomyosarcoma, other?

I have recommended surgical referral and liver biopsy

 

 

Comments

randyhermandvm

I can’t wait to see what EL

I can’t wait to see what EL has to say.

In the final cine loop- it almost appears that there are parallel lines inside the mass- like you would expect from hepatic portal vasculature- what is that? No shadowing but there is refractive artifact. 

You have some of the most interesting cases.

 

randyhermandvm

I can’t wait to see what EL

I can’t wait to see what EL has to say.

In the final cine loop- it almost appears that there are parallel lines inside the mass- like you would expect from hepatic portal vasculature- what is that? No shadowing but there is refractive artifact. 

You have some of the most interesting cases.

 

EL

Way cool image set JP! Any

Way cool image set JP! Any power doppler over the lesion? It derives from the mucosa looks like as the submucosa runs under it or its cauloflowering out of the muscularis which Leios can do. But is has mural abscess look to it which would be doppler negative whereas a mass would be doppler +. Looks resectable wiht a billroth and no LN seen in the views which carcinoma and lymphoma usually sdo at this point… So mural abscess or Leio are my top 2 and doppler and a needle tell you which one:)

With the needle this is one that I would actually go through the lumen so if abscess and minor leak it leaks into the gastric lumen and not into the peritoneal cavity. 25 gauge would be what i would do but you know me JP I wear a cowboy hat at times wiht a needle in hand:) If the 25 g goes into a hard structure then corkscrew 22 or 20 gauge would help exfoliate a leio.

EL

Way cool image set JP! Any

Way cool image set JP! Any power doppler over the lesion? It derives from the mucosa looks like as the submucosa runs under it or its cauloflowering out of the muscularis which Leios can do. But is has mural abscess look to it which would be doppler negative whereas a mass would be doppler +. Looks resectable wiht a billroth and no LN seen in the views which carcinoma and lymphoma usually sdo at this point… So mural abscess or Leio are my top 2 and doppler and a needle tell you which one:)

With the needle this is one that I would actually go through the lumen so if abscess and minor leak it leaks into the gastric lumen and not into the peritoneal cavity. 25 gauge would be what i would do but you know me JP I wear a cowboy hat at times wiht a needle in hand:) If the 25 g goes into a hard structure then corkscrew 22 or 20 gauge would help exfoliate a leio.

Pankatz

I have uploaded two clips

I have uploaded two clips with colour Doppler. As you can see there is alot of movement artifact but I think that you can argue there was a solid signal of what looks like blood flow in the second clip.

Giddy-up EL!

 

 

Pankatz

I have uploaded two clips

I have uploaded two clips with colour Doppler. As you can see there is alot of movement artifact but I think that you can argue there was a solid signal of what looks like blood flow in the second clip.

Giddy-up EL!

 

 

EL

Yuuup:) second clip has a

Yuuup:) second clip has a solid feeder vessel im guessing a 22 g and since its solid you can go through the gastric wall avoiding the lumen or send right to sx.

 

EL

Yuuup:) second clip has a

Yuuup:) second clip has a solid feeder vessel im guessing a 22 g and since its solid you can go through the gastric wall avoiding the lumen or send right to sx.