Medical Emergencies in the Dental Office, Tomas ... - Dmcnet.org
Medical Emergencies in the Dental Office, Tomas ... - Dmcnet.org
Medical Emergencies in the Dental Office, Tomas ... - Dmcnet.org
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Gell & Coombs Classification<br />
• Type 1 ( IgE – Mediated Hypersensitivity)<br />
most life threaten<strong>in</strong>g<br />
few m<strong>in</strong>utes<br />
• Type 2 ( Cytotoxic / Cytolytic antibody<br />
mediated) IgM or IgG antibodies mediate<br />
• Type 3 ( Immnune complex mediated )<br />
1- 4 weeks, IgM – IgG soluble metabolite<br />
• Type 4 (delayed Hypersensitivity )<br />
sensitized T cell lymphocytes