Lying down with a feeling of pressure on the throat, clinically common in the following cases: 1, seen in obstructive sleep apnea syndrome patients, bilateral tonsil hypertrophy, hypertrophy of the uvula, soft palate collapse, neck thickness, neck fat is very much, etc. When the patient lying down, tonsils due to the role of gravity, resulting in the pharyngeal cavity significantly narrowed, blocking the pharyngeal cavity, the soft palate collapsed, the pharyngeal cavity narrows, the accumulation of neck fat. When the patient lies down, the tonsils will cause the pharyngeal cavity to narrow and block the pharyngeal cavity due to gravity, the soft palate will collapse, the pharyngeal cavity will narrow, and the fat in the neck will accumulate, which will also lead to the patient’s throat having obvious compression, and there will be symptoms such as labored breathing, etc. Some patients have epiglottis cysts, or acute epiglottitis, epiglottis lingual surface swelling.