Why does vocal cord polyp do pathology?

summary

Vocal cord polyp refers to the thickening tissue at the edge of vocal cord, which needs active treatment. It can be localized or diffuse, and diffuse is also called polypoid change. The main pathological change is in the lamina propria, mostly unilateral. As a more complex disease, vocal cord polyps why do pathology? How can it be?

Why does vocal cord polyp do pathology?

First: vocal nodules vocal polyps and vocal nodules between the main clinical naked eye morphology to identify. The typical vocal nodules are symmetrical nodular protrusions at the junction of the anterior and middle 1 / 3 of the bilateral vocal cords. In the late stage, they are small gray protrusions with smooth surface and a sense of firmness, about half the size of a grain of rice.

* second: vocal fold cyst includes retention cyst, epidermoid cyst. Cysts are hemispherical, with smooth surface, gray white, yellowish or reddish. The wall of cysts is usually very thin. There is wave motion when touching them. They can be distinguished by stroboscopic laryngoscopy.

Third: laryngeal papilloma is the most common benign tumor in the larynx. It is generally believed that it is caused by virus infection. It can be single or multiple. The tumor is pale, light red or dark red, and its surface is often mulberry or rough as villi. The pedicle often moves up and down with the respiratory airflow. It can be differentiated by pathological examination.

matters needing attention

1. General treatment of vocal cord rest, vocal training, mainly for the treatment of vocal nodules, vocal polyps also have a certain effect. In addition, smoking, drinking and eating spicy and irritant food should be restricted, coffee, strong tea and other pathogenic factors such as exposure to irritant gas and dust should be avoided. 2. Physical therapy and atomization inhalation can be used for local drug treatment. Inhibiting gastric acid secretion and reducing chronic inflammation of laryngopharyngeal mucosa caused by laryngopharyngeal reflux can treat and prevent vocal cord polyps.