SOE 215: Stevens Johnson Syndrome

Introduction A 24 year-old man, presents to the emergency department with a widespread erythematous rash covering his trunk and face. He has recently been diagnosed with epilepsy and started on lamotrigine. The admitting team are concerned that this could be Stevens...

What is the prognosis in SJS / TEN?

The overall mortality rate for SJS is 10%, but increases to 30–50% in TEN The main cause of in-hospital mortality is multi-organ failure from...

What are the pathological mechanisms underlying SJS / TEN?

Characterized histologically by keratinocyte apoptosis and separation of the epidermis from the dermis at the dermo-epidermal junction (black arrows) Leads to extensive epidermal destruction Proposed mediators are: Cytokines including fas-fas ligand and tumour...