Pyogenic liver abscess MRI: Difference between revisions
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==MRI== | ==MRI== | ||
MRI findings of pyogenic liver abscess include:<ref name="pmid8284394">{{cite journal| author=Méndez RJ, Schiebler ML, Outwater EK, Kressel HY| title=Hepatic abscesses: MR imaging findings. | journal=Radiology | year= 1994 | volume= 190 | issue= 2 | pages= 431-6 | pmid=8284394 | doi=10.1148/radiology.190.2.8284394 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=8284394 }} </ref><ref name=abscess>https://radiopaedia.org/articles/hepatic-abscess-1 Accessed on February 24, 2017</ref><ref name="pmid11178693">{{cite journal| author=Chan JH, Tsui EY, Luk SH, Fung AS, Yuen MK, Szeto ML et al.| title=Diffusion-weighted MR imaging of the liver: distinguishing hepatic abscess from cystic or necrotic tumor. | journal=Abdom Imaging | year= 2001 | volume= 26 | issue= 2 | pages= 161-5 | pmid=11178693 | doi= | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=11178693 }} </ref> | MRI findings of pyogenic liver abscess include:<ref name="pmid8284394">{{cite journal| author=Méndez RJ, Schiebler ML, Outwater EK, Kressel HY| title=Hepatic abscesses: MR imaging findings. | journal=Radiology | year= 1994 | volume= 190 | issue= 2 | pages= 431-6 | pmid=8284394 | doi=10.1148/radiology.190.2.8284394 | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=8284394 }} </ref><ref name=abscess>https://radiopaedia.org/articles/hepatic-abscess-1 Accessed on February 24, 2017</ref><ref name="pmid11178693">{{cite journal| author=Chan JH, Tsui EY, Luk SH, Fung AS, Yuen MK, Szeto ML et al.| title=Diffusion-weighted MR imaging of the liver: distinguishing hepatic abscess from cystic or necrotic tumor. | journal=Abdom Imaging | year= 2001 | volume= 26 | issue= 2 | pages= 161-5 | pmid=11178693 | doi= | pmc= | url=https://www.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pubmed&tool=sumsearch.org/cite&retmode=ref&cmd=prlinks&id=11178693 }} </ref> | ||
*T1 | *'''T1''' | ||
:*Hypointense centrally | :*Hypointense centrally | ||
:*Heterogenous | :*Heterogenous | ||
*T2 | *'''T2''' | ||
:*Hyperintense signal | :*Hyperintense signal | ||
:*High signal intensity on T2 weighted images signifies perilesional edema | :*High signal intensity on T2 weighted images signifies perilesional edema | ||
*T1+C(Gd) | *'''T1+C(Gd)''' | ||
:*Enhancement of the capsule | :*Enhancement of the capsule | ||
:*Multiple septations | :*Multiple septations | ||
*DWI | *'''DWI''' | ||
:*High signal within the abscess cavity | :*High signal within the abscess cavity | ||
*ACD | *'''ACD''' | ||
:*Low signal within the abscess cavity | :*Low signal within the abscess cavity | ||
==References== | ==References== | ||
{{reflist|2}} | {{reflist|2}} | ||
Revision as of 19:58, 24 February 2017
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1];Associate Editor(s)-in-Chief: Yamuna Kondapally, M.B.B.S[2]
Overview
MRI
MRI findings of pyogenic liver abscess include:[1][2][3]
- T1
- Hypointense centrally
- Heterogenous
- T2
- Hyperintense signal
- High signal intensity on T2 weighted images signifies perilesional edema
- T1+C(Gd)
- Enhancement of the capsule
- Multiple septations
- DWI
- High signal within the abscess cavity
- ACD
- Low signal within the abscess cavity
References
- ↑ Méndez RJ, Schiebler ML, Outwater EK, Kressel HY (1994). "Hepatic abscesses: MR imaging findings". Radiology. 190 (2): 431–6. doi:10.1148/radiology.190.2.8284394. PMID 8284394.
- ↑ https://radiopaedia.org/articles/hepatic-abscess-1 Accessed on February 24, 2017
- ↑ Chan JH, Tsui EY, Luk SH, Fung AS, Yuen MK, Szeto ML; et al. (2001). "Diffusion-weighted MR imaging of the liver: distinguishing hepatic abscess from cystic or necrotic tumor". Abdom Imaging. 26 (2): 161–5. PMID 11178693.