Incidental nerve abnormality

Similar case to the one presented in 2018. Incidental peripheral nerve
enlargement on knee MRI in a 39 yo M with a MMT. No history of neuropathy.
No denervation. Would you suggest CMT, less likely CIDP?

TIA,
Liz Carpenter

On Mon, Apr 16, 2018 at 10:58 AM John Symanski <johnsymanski@gmail.com>
wrote:

> Thank you for the numerous replies to this incidental nerve finding.
>
> Favorite diagnosis was Charcot-Marie-Tooth disease, for which Avneesh
> Chhabrah says this is an Aunt Minnie. He further elaborates:
> “CMT type 1A
> High plantar arches
> Cavus type foot
> Demyelination may not give denervation- just slowed conduction
> Axonal type II – can have denervation”
>
> Second favorite diagnosis was CIDP, for which Hilary Umans says the
> severity can be variable and 10% of people may be minimally symptomatic or
> asymptomatic.
>
> I FINALLY got in touch with the out of state orthopedic surgeon who says
> he is unaware of any neurological problems and will ask the patient about
> any symptoms at her next visit. He has not looked at her feet to see
> whether she has pes cavus.
>
> Thanks
>
> John Symanski
>
>
>
> On Wed, Feb 28, 2018 at 3:53 PM, John Symanski <johnsymanski@gmail.com>
> wrote:
>
>> 21 year old woman with knee pain after motor vehicle collision.
>>
>> She has enlargement and increased T2-hyperintensity of the fascicles in
>> her common peroneal and tibial nerves, unchanged from an MRI 3 years ago
>> for patellofemoral dislocation. This is most conspicuous near the sciatic
>> bifurcation and less severe on the more inferior images. No cutaneous
>> lesions to suggest neurofibromatosis. No muscle denervation to suggest a
>> demyelinating peripheral neuropathy. Could it still be one of these
>> entities? Any other thoughts?
>>
>> Thank you,
>>
>> John Symanski
>>
>>
>>
>>
>>
>>
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>
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