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*May have a "cracked" appearance.{{fact}} | *May have a "cracked" appearance.{{fact}} | ||
DDx - ''ABCs'' of pink: | Classic DDx - ''ABCs'' of pink: | ||
*Amyloid. | *Amyloid. | ||
*Blood (fibrin). | *Blood (fibrin). | ||
*Collagen. | *Collagen. | ||
*Smooth muscle. | *Smooth muscle. | ||
Other considerations: | |||
*Foreign material, e.g. lifting agent "O'rise".<ref name=pmid31934919>{{cite journal |authors=Pezhouh MK, Burgart LJ, Chiu K, Cohen DA, Hutchings DA, Sanderson SO, Shirazi M, Stanich PP, VandenBussche CJ, Voltaggio L, Willhoit ED, Xue Y, Arnold CA |title=Characterization of Novel Injectable Lifting Agents Used in Colonic Polyp Removal: An Emerging Amyloid Mimic |journal=Am J Surg Pathol |volume=44 |issue=6 |pages=793–798 |date=June 2020 |pmid=31934919 |doi=10.1097/PAS.0000000000001435 |url=}}</ref> | |||
====Images==== | ====Images==== | ||
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===General=== | ===General=== | ||
*Previously known as ''senile cardiac amyloidosis''.<ref name=pmid15645642>{{Cite journal | last1 = Ikeda | first1 = S. | title = Cardiac amyloidosis: heterogenous pathogenic backgrounds. | journal = Intern Med | volume = 43 | issue = 12 | pages = 1107-14 | month = Dec | year = 2004 | doi = | PMID = 15645642 }}</ref> | *Previously known as ''senile cardiac amyloidosis''.<ref name=pmid15645642>{{Cite journal | last1 = Ikeda | first1 = S. | title = Cardiac amyloidosis: heterogenous pathogenic backgrounds. | journal = Intern Med | volume = 43 | issue = 12 | pages = 1107-14 | month = Dec | year = 2004 | doi = | PMID = 15645642 }}</ref> | ||
*May be referred to as ''ATTR'' = amyloidosis TTR; in SSA the TTR is not mutated. | *May be referred to as ''ATTR'' = amyloidosis TTR; in SSA the TTR is not mutated, some call it: wt transthyretin amyloidosis (ATTR). | ||
**There is a hereditary form of amyloidosis with mutated TTR deposition known as ''ATTR type FAP'' = ATTR type Familial Amyloid Polyneuropathy. | **There is a hereditary form of amyloidosis with mutated TTR deposition known as ''ATTR type FAP'' = ATTR type Familial Amyloid Polyneuropathy. | ||
***Hereditary TTR: deposits in the heart, nerves and leptomeningeal amyloidosis. | |||
Epidemiology: | Epidemiology: | ||
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Treatment: | Treatment: | ||
* | *Liver transplantation, RNAi therapy (patisiran) and antisense oligonucleotides (inotersen).<ref>{{Cite journal | last1 = Adams | first1 = D. | last2 = Koike | first2 = H. | last3 = Slama | first3 = M. | last4 = Coelho | first4 = T. | title = Hereditary transthyretin amyloidosis: a model of medical progress for a fatal disease. | journal = Nat Rev Neurol | volume = 15 | issue = 7 | pages = 387-404 | month = Jul | year = 2019 | doi = 10.1038/s41582-019-0210-4 | PMID = 31209302 }}</ref> | ||
===Gross pathology=== | ===Gross pathology=== |
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