Hind leg paralysis below the knee

taxcatkim

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Hi all. I have some questions but first a little history of the problem.

Back in May of 2007, I took my Siamese, Simon, to the kitty ER. He was diagnosed with Idiopathic Vestibular Disorder. A couple of days in the hospital and he was fine afterwards. The head tilt went away, he was back to normal.

11 days ago, Simon was limping (right hind leg). It is in a leg that he had surgery on back in 1996 (broken) so I was wondering if the limp was related to the plate in his leg. Went to the kitty ER. Doc gave me some Metacam after checking him over. Said his cruciate ligament was tender when he palped it.

Tuesday night, I came home to Simon meowing and dragging his left hind leg. Went back to the kitty ER. He thought it was odd that 11 days before it was his right leg and now it's his left leg. His cruciate ligament was tender in that leg, too. He thought of an immune system problem.

Next day, I took Simon to my regular vet. She checked him out and didn't think it was an immune system problem. She was leaning more toward a nerve problem. She pinched his toes and he didn't even flinch. She sent me to a Neurologist to do further testing.

He also has Hyperthyroidism, Chronic Bronchitis, and was just diagnosed with Hypertropic Cardiomyopathy. He's on Methimazole and Flovent.

The Neurologist did blood work, a chest x-ray, and an abdominal ultrasound. The blood work showed slightly elevated BUN (vet thinks that's due to the Methimazole), normal Creat. His CK was 39,000! I've never seen it that high before. The ultrasound didn't show anything abnormal and the chest x-ray confirmed what we already knew about the Chronic Bronchitis. She also said he has a Bulla in his lungs, which concerned her about doing any sort of anesthesia in case it ruptures.

They did a test today where she injected a radioactive dye in his system. The test showed everything lighting up where it should be except for the left hind leg below the knee. Below the knee, there was nothing. That confirmed to her that he had a blood clot. She said she clipped his nails close to the quick on purpose and saw that he had a little bit of blood supply, though, so she wasn't sure if he'd regain strength in that leg or not but the fact that there was some circulation (even though very little) was better than none at all.

My questions to you all are these:

1) She is worried about him doing further damage to the rest of the leg since he's just dragging it around. She recommended a special splint to keep the leg where it should be. How do animals adapt to splints like this? Is there an alternative that anyone knows of? I don't know what the splint looks like yet but I assume there are more than one type out there. Are any types better than any other? Amputation isn't a good option due to his other health problems and the risk of anethesia.

2) The docs don't know the answer and are leaning toward no but I was wondering if any of his current meds might have caused this? He's on Flovent and Methimazole.

3) Because he had the Vestibular problem back in May, I assume there is a relationship between that and what's going on now. Anyone else out there had this happen with a Vestibular problem and then limb paralysis later? Did the limb regain function?

4) His Blood Pressure and heart rate have been high at the vet office when he first goes in. He'll eventually calm down and things return back to normal but having the BP high like that can't be good for him, even if only for a short while. Any thoughts on that?

5) Any ideas of what I can do to help increase his circulation in that leg? Do you think Physical Therapy would be an option? My regular vet told me she could put a full leg splint on him to keep him from dragging the leg but her concern with that is the splint might hinder circulation.

That's about it. Thanks for listening. Sorry for the long story but I thought I'd better provide the history first.

Thanks.

Kim
 

momofmany

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I can't answer your questions but I did have a cat with cardiomyopathy that went lame from a thrombosis (blood clot). That is somewhat common with that disease. Read up on thrombosis and cardiomyopathy in cats. There are drugs that treat the disease and I would bet that physical therapy could help. Investigate Tellington Touch, a massage therapy used on animals. My bet is that you need to aggressively treat the cardiomyopathy so that you don't have additional clotting problems.

to get you through this.
 

mom of 4

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What about aquired myasthenia gravis from the methimazole? Though I would expect the neurologist to have looked at this possibility.

I would think about going to A&M for a second opinion.

Positive thoughts and prayers headed your way.
 
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taxcatkim

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Hi Mom of 4. Thanks for the response. I'll ask my vet about it but you're right about the Neurologist although I don't know if she looked into it. I took him to Gulf Coast Vet Specialists, which, according to some people here in Houston, is the best of the best in town. I'd like to think that the Neurologist covered all the bases but you never know so I'll bring it up to my regular vet.

Thanks again.



Originally Posted by Mom of 4

What about aquired myasthenia gravis from the methimazole? Though I would expect the neurologist to have looked at this possibility.

I would think about going to A&M for a second opinion.

Positive thoughts and prayers headed your way.
 
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taxcatkim

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Hi Momofmany. I was told by my vet that his Cardiomyopathy is in very early stages and it's unlikely to have caused the clot but she said there's always the possibility.

I'll check into Tellington Touch. I've never heard of that before. I'll do anything to help him get that leg back to working again.

As for treating the Cardiomyopathy, my vet has recommended Lovenox so I have been shopping around local pharmacies to see about getting a good deal. It's not cheap (about $80 for a 10 day supply) but if it'll keep him from getting another clot, I'll do it and it'll be worth it. I was telling one of my coworkers about it today and he told me I was crazy for spending that much money on my cat. This, of course, is coming from someone who tells me that his wife has a cat but he doesn't. Some people aggravate the cr@p out of me!

Thanks again for your response.

Kim



Originally Posted by Momofmany

I can't answer your questions but I did have a cat with cardiomyopathy that went lame from a thrombosis (blood clot). That is somewhat common with that disease. Read up on thrombosis and cardiomyopathy in cats. There are drugs that treat the disease and I would bet that physical therapy could help. Investigate Tellington Touch, a massage therapy used on animals. My bet is that you need to aggressively treat the cardiomyopathy so that you don't have additional clotting problems.

to get you through this.
 
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