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Case Reports
. 2018 Apr 4;4(4):355-358.
doi: 10.1016/j.jdcr.2017.11.005. eCollection 2018 May.

Propranolol as a potentially novel treatment of arteriovenous malformations

Affiliations
Case Reports

Propranolol as a potentially novel treatment of arteriovenous malformations

Jianyun Lu et al. JAAD Case Rep. .
No abstract available

Keywords: AVM, arteriovenous malformation; MAPK; MAPK, mitogen-activated protein kinases; arteriovenous malformation; p-AKT, phosphorylated protein kinase B; p-ERK, phosphorylated extracellular signal-regulated kinases; p-JNK, phosphorylated c-Jun N-terminal protein kinases; p-PI3K, phosphorylated phosphatidylinositol 3-kinases; p-S6K, phosphorylated ribosomal s6 kinase; propranolol.

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Figures

Fig 1
Fig 1
Patch and limb hypertrophy improved in the patient with an arteriovenous malformation treated with oral propranolol. The raised macular lesion as a protuberance before treatment (A), and lesion after 40 days of treatment (B). Regression of right lower limb hypertrophy after 40 days (C) and 5 months (D) of treatment.
Fig 2
Fig 2
A-H, Histologic examination the patient's AVM. A and B, H&E staining. C, Immunostaining with CD31, an endothelial cell marker. D-H, Activation of various mitogen-activated protein kinases in AVM blood vessels. Immunostaining with p-JNK (D), p-AKT (E), p-ERK (F), p-PI3K (G), and p-S6K (H). AVM, Arteriovenous malformation; H&E, hematoxylin-eosin staining; p-AKT, phosphorylated protein kinase B; p-ERK, phosphorylated extracellular signal-regulated kinases; p-JNK, phosphorylated c-Jun N-terminal protein kinases; p-PI3K, phosphorylated phosphatidylinositol 3-kinases; p-S6K, phosphorylated ribosomal s6 kinase.

References

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