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Difference between revisions of "Amyloid"
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*Collagen. | *Collagen. | ||
*Smooth muscle. | *Smooth muscle. | ||
====Images==== | ====Images==== | ||
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*[[CADASIL]] (cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy). | *[[CADASIL]] (cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy). | ||
**Typically has basophilic granularity in the blood vessels.<ref name=pmid17076524>{{cite journal |author=Kleinschmidt-DeMasters BK, Prayson RA |title=An algorithmic approach to the brain biopsy--part I |journal=Arch. Pathol. Lab. Med. |volume=130 |issue=11 |pages=1630–8 |year=2006 |month=November |pmid=17076524 |doi= |url=}}</ref> | **Typically has basophilic granularity in the blood vessels.<ref name=pmid17076524>{{cite journal |author=Kleinschmidt-DeMasters BK, Prayson RA |title=An algorithmic approach to the brain biopsy--part I |journal=Arch. Pathol. Lab. Med. |volume=130 |issue=11 |pages=1630–8 |year=2006 |month=November |pmid=17076524 |doi= |url=}}</ref> | ||
==Stains== | |||
*[[Congo red]] +ve. | |||
**Positive: | |||
***Orange/light red (non-polarizaed light). | |||
***Apple green birefringence (polarized light). | |||
**Negative: | |||
***Blue birefringence (polarized light) = collagen fibers.<ref name=pmid21760829/> | |||
*Sodium sulphate-Alcian Blue stain +ve.<ref name=pmid55419>{{Cite journal | last1 = Pomerance | first1 = A. | last2 = Slavin | first2 = G. | last3 = McWatt | first3 = J. | title = Experience with the sodium sulphate-Alcian Blue stain for amyloid in cardiac pathology. | journal = J Clin Pathol | volume = 29 | issue = 1 | pages = 22-6 | month = Jan | year = 1976 | doi = | PMID = 55419 }}</ref> | |||
Stains: | |||
*[[Congo red stain]] - red (normal light), apple-green in polarized light.<ref name=pmid18076735>{{cite journal |author=Ebert EC, Nagar M |title=Gastrointestinal manifestations of amyloidosis |journal=Am. J. Gastroenterol. |volume=103 |issue=3 |pages=776-87 |year=2008 |month=March |pmid=18076735 |doi=10.1111/j.1572-0241.2007.01669.x |url=}}</ref> | |||
*[[Thioflavin T stain]].<ref name=pmid18175051>{{cite journal |author=Nishi S, Alchi B, Imai N, Gejyo F |title=New advances in renal amyloidosis |journal=Clin. Exp. Nephrol. |volume=12 |issue=2 |pages=93-101 |year=2008 |month=April |pmid=18175051 |doi=10.1007/s10157-007-0008-3 |url=}}</ref> | |||
==Sign out== | ==Sign out== | ||
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Note: | Note: | ||
*Evaluation of at least 15 small blood vessels is recommended.<ref name=pmid21760829/> | *Evaluation of at least 15 small blood vessels is recommended.<ref name=pmid21760829/> | ||
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