Skip to content

Patients
- Patients Mega Menu
  For Patients
  What are Mast Cells?
  Signs & Symptoms
  Anaphylaxis
  Testing
  Treatment
  Find Support
  Clinical Trials
  COVID-19
  Diseases
  Cutaneous Mastocytosis Variants
  Systemic Mastocytosis Variants
  Mast Cell Sarcoma
  Mast Cell Activation Syndromes
  Hereditary Alpha Tryptasemia
  Pediatrics
  How to Advocate
  Pediatric Resources
  Kid's Corner
Resources
- Resources Mega Menu
  Emergency Room Resources
  Emergency Room Response Plan
  Emergency Room Brochure
  Emergency Alert Card
  Patient Resources
  TMS Patient Guides
  Patient Assistance
  Drug Availability Notices
  Nutrition
  Coping with MCDs
  Alliance Resources
  Support Groups
  Find Support
  Events
  Finding a Physician
  Treatment & Research Centers
What We Do
- What We Do Mega Menu
  About TMS
  Mission, Vision & Values
  Board of Directors
  Medical Advisory Board
  Leadership
  Careers
  Our Impact
  TMS News and Updates
  Chronicle Magazine
  Annual Report & Financials
  Our Advocacy
  Our Alliances
  Education
  Webinar Library
  Presentations
  Courses
  Research
  Research Updates & Opportunities
  Research Grants
  Publications
  Open Grants
Healthcare Professionals
- Healthcare Professionals Mega Menu
  For Healthcare Professionals
  What are Mast Cell Diseases?
  Signs & Symptoms
  Anaphylaxis
  Testing
  Treatment
  COVID-19
  Diseases
  Cutaneous Mastocytosis Variants
  Systemic Mastocytosis Variants
  Mast Cell Sarcoma
  Mast Cell Activation Syndrome s
  Hereditary Alpha Tryptasemia
  Resources
  Join the TMS HCP Resource HUB
  Mast Cell Disease TeleECHO
  ICD-10 Codes
  HCP Edition of the Chronicle
Get Involved
- Get Involved Mega Menu
  Community
  Volunteer
  Share Your Story
  Events
  Support Groups
  Take Action
  Stay in the Loop
  Awareness Days
  Donate
  Give Today
  Giving Campaigns
  Ways to Give
  Shop
  Leave a Legacy
  Become a Partner
  Become a Fundraiser
Donate

Patients
- Patients Mega Menu
  For Patients
  What are Mast Cells?
  Signs & Symptoms
  Anaphylaxis
  Testing
  Treatment
  Find Support
  Clinical Trials
  COVID-19
  Diseases
  Cutaneous Mastocytosis Variants
  Systemic Mastocytosis Variants
  Mast Cell Sarcoma
  Mast Cell Activation Syndromes
  Hereditary Alpha Tryptasemia
  Pediatrics
  How to Advocate
  Pediatric Resources
  Kid's Corner
Resources
- Resources Mega Menu
  Emergency Room Resources
  Emergency Room Response Plan
  Emergency Room Brochure
  Emergency Alert Card
  Patient Resources
  TMS Patient Guides
  Patient Assistance
  Drug Availability Notices
  Nutrition
  Coping with MCDs
  Alliance Resources
  Support Groups
  Find Support
  Events
  Finding a Physician
  Treatment & Research Centers
What We Do
- What We Do Mega Menu
  About TMS
  Mission, Vision & Values
  Board of Directors
  Medical Advisory Board
  Leadership
  Careers
  Our Impact
  TMS News and Updates
  Chronicle Magazine
  Annual Report & Financials
  Our Advocacy
  Our Alliances
  Education
  Webinar Library
  Presentations
  Courses
  Research
  Research Updates & Opportunities
  Research Grants
  Publications
  Open Grants
Healthcare Professionals
- Healthcare Professionals Mega Menu
  For Healthcare Professionals
  What are Mast Cell Diseases?
  Signs & Symptoms
  Anaphylaxis
  Testing
  Treatment
  COVID-19
  Diseases
  Cutaneous Mastocytosis Variants
  Systemic Mastocytosis Variants
  Mast Cell Sarcoma
  Mast Cell Activation Syndrome s
  Hereditary Alpha Tryptasemia
  Resources
  Join the TMS HCP Resource HUB
  Mast Cell Disease TeleECHO
  ICD-10 Codes
  HCP Edition of the Chronicle
Get Involved
- Get Involved Mega Menu
  Community
  Volunteer
  Share Your Story
  Events
  Support Groups
  Take Action
  Stay in the Loop
  Awareness Days
  Donate
  Give Today
  Giving Campaigns
  Ways to Give
  Shop
  Leave a Legacy
  Become a Partner
  Become a Fundraiser
Donate

Committee

Susan Jennings, PhD

Susan Jennings, PhD

Principal Research Scientist Dr. Jennings received her bachelor’s degree in Chemistry and Biochemistry from the […]

Susan Jennings, PhD Learn More

For Patients

What are Mast Diseases?

Signs & Symptoms

Resources

Emergency Room Protocol

Terms & Conditions

Get Involved

Follow Us

Stay in the loop

Copyright 2026 The Mast Cell Disease Society Inc., All Rights Reserved. Site by Cutting Noise

Start typing and press enter to search

Search...

Skip to content

Accessibility

Increase Text
Decrease Text
Grayscale
High Contrast
Negative Contrast
Light Background
Links Underline
Readable Font
Reset