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Association details:
Biomarker:KIAA1549-BRAF fusion
Cancer:Melanoma
Drug:Mekinist (trametinib) (MEK inhibitor)
Direction:Sensitive
Evidence:
Evidence Level:
Sensitive: C4 – Case Studies
New
Title:

Clinical activity of the MEK inhibitor trametinib in metastatic melanoma containing BRAF kinase fusion

Excerpt:
A 65 year-old Asian male had a 1.65mm non-ulcerated acral lentiginous melanoma resected from the left foot in May 2011...By May 2014 disease had progressed in lung, nodal and soft tissue metastases, fatigue had increased (ECOG 2), and a KIAA1549-BRAF fusion was detected...Fotemustine was ceased and trametinib2mg daily was commenced. Despite the patient noticing a rapid improvement in fatigue...All lung metastases were stable, no new metastases were evident, but no metastases regressed.
DOI:
10.1111/pcmr.12388