From MEpedia, a crowd-sourced encyclopedia of ME and CFS science and history

The SEPTAD is a name given by some clinicians treating Myalgic encephalomyelitis and Mast cell activation syndrome to a constellation of comorbidities and pathophysiological or pathogenic processes that tend to make up these patients’ clinical presentations.

The SEPTAD include:

The name was originally coined by clinicians who are members of the MASTerminds listserv.[citation needed]