摘要
Omohyoid muscle syndrome （OMS）, also called omohyoid sling syndrome, is a rare disease. The first OMS case was reported in 1980. OMS is presented by a mass without pain on the neck when the patient swallows and disappears after swallow. The patient often feels discomfort and dysphasia when the mass appears.
Omohyoid muscle syndrome （OMS）, also called omohyoid sling syndrome, is a rare disease. The first OMS case was reported in 1980. OMS is presented by a mass without pain on the neck when the patient swallows and disappears after swallow. The patient often feels discomfort and dysphasia when the mass appears.
