• From the ambassador

    My experience at Rare Disease Week on Capitol Hill

    I learned so much participating in this event, and will never forget the amazing experience.

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  • Explaining mastocytosis

    What is the histamine bucket theory?

    This visual aid helps explain how histamine accumulates in SM.

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  • The latest research

    New method of KIT D816V testing shows promising results

    A new method to test blood for the most common genetic mutation behind SM could make diagnosis easier.

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  • A companion for the SM journey

    The information, insights and support you need every step of the way

    Find what you are looking for no matter where you are on the SM journey. Get started today.

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SM Basics

New to SM? Start here to find out about symptoms, diagnosis, treatment and more.

Overview
SM basics

From the SM Ambassador

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