发项一名出自《医学人门》，又名顾发、汗毒。本病为伤寒或温病后发汗未尽，或疹形未透，以致余毒塞积而成。痒腮，又名腮肿、含腮疮，为感受温毒病邪后，肠胃积热与肝胆郁火空遏少阳经脉所致。临床上，发项发于腮、颌下之间，两耳前后，一般为单侧，可有化脓现象，但无传染性 The first one from the “Medical Man”, also known as Gu Fa, sweat poison. The disease is typhoid or febrile after sweating is not exhausted, or urethral shape has not penetrated, resulting in the accumulation of residual drug. Itchy pimple, also known as bloated, with acne, in order to feel the pathogenic pathogenic bacteria, gastrointestinal heat and liver and gallbladder fire suppression caused by the Shaoyang meridians. Clinically, the hairline originates between the jaw and the submandibular, and is unilateral before and after the ears. It may have pus, but it is not infectious.