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Introduction ▪ Advances in endoscopic sinonasal surgical techniques and instrumentation have led to an expansion in the size and diversity of skull base lesions that are amenable to an entirely endoscopic resection. However, one of the requisites for successful removal…
Endoscopic Common Frontal Sinusotomy Introduction ▪ The common frontal sinusotomy, modified endoscopic Lothrop procedure (MELP), or Draf III procedure, is an adaptation of the technique first described by Dr. Harold Lothrop in 1914. Wolfgang Draf popularized the operation in the…