Why do vocal cord polyps bleed?

Written by Deng Bang Yu
Otolaryngology
Updated on June 03, 2025
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Vocal cord polyps are a cold-natured and space-occupying lesion located on the vocal cords, usually occurring unilaterally. Clinically, they primarily present as hoarseness. Examination can reveal a polyp-like neoplasm protruding from the surface of one vocal cord. There are two reasons for bleeding in vocal cord polyps. One is intense coughing or other mechanical injuries that cause bleeding on the surface of the polyp, due to damage to the vocal cord mucosa, among other factors. The second is that these polyps are hemorrhagic, possessing a rich supply of blood vessels, referred to as hemorrhagic polyps, which are prone to bleeding. Another scenario is post-surgical bleeding due to mucosal damage, friction, or other factors following surgery for vocal cord polyps, primarily involving these three factors.

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Written by Xu Qing Tian
Otolaryngology
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Can vocal cord polyps become cancerous?

Vocal cord polyps are proliferative protrusions located on the surface of the vocal cords, typically occurring on the anterior middle third of both vocal cords. The main causes of this condition are consuming spicy and irritating foods and harmful habits such as smoking and drinking, excessive use of the voice, and occupational factors. Vocal cord polyps are usually characterized by squamous proliferation on the surface mucosa of the vocal cords, and cancerous changes are rare. If the surface of the vocal cords is uneven and the voice is notably hoarse, a biopsy treatment should be conducted to confirm the diagnosis.

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Written by Deng Bang Yu
Otolaryngology
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Will vocal cord polyps recur after they are removed?

Vocal cord polyps are polyp-like benign neoplasms that occur on the free edge of the vocal cords. Vocal cord polyps generally require surgical treatment, as medication typically cannot eliminate the polyps. Post-surgery, there is a certain recurrence rate for vocal cord polyps. The recurrence of vocal cord polyps is often related to factors such as excessive voice use, gastroesophageal reflux, or frequent upper respiratory tract infections. Therefore, after surgery for vocal cord polyps, it is important to avoid these factors to prevent recurrence of the polyps.

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Written by Li Rui
Otolaryngology
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Can vocal cord polyps that have become cancerous be cured?

Nowadays, polyp malignancy transformation is relatively rare. If malignancy transformation is confirmed, timely follow-up treatment is required. The most commonly used treatment method currently is surgical treatment. Some patients can opt for radiation therapy, and if the condition is more severe, a comprehensive treatment plan that combines surgery, radiation therapy, and chemotherapy may be needed. After the treatment is finished, long-term regular check-ups are necessary, generally recommending a check-up every three months to monitor for any local recurrence or distant metastasis. Overall, the earlier the disease is treated, the better the treatment outcome. However, if the onset of the disease is later and the condition is more severe, the treatment outcome is relatively poorer.

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Written by Li Rui
Otolaryngology
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Do vocal cord polyps fear oil smoke?

Polyps on the vocal cords are a relatively common ENT disease with various clinical symptoms. The most common symptom is hoarseness. Some patients may also feel like there is a foreign body in their throat or experience throat pain. It is recommended to avoid exposure to cooking fumes as much as possible, as they are quite irritating and can directly stimulate the mucous membrane of the throat. Such exposure can also cause coughing and thus irritate the vocal cords. Frequent contact with cooking fumes can potentially worsen hoarseness. Of course, it is even more important to receive timely treatment. Most patients can consider medication therapy, although a small number may need to undergo surgery to remove the vocal cord polyps. (Specific medications should be used under the guidance of a doctor.)

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Written by Deng Bang Yu
Otolaryngology
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What should I do about vocal cord polyps?

Vocal cord polyps are benign tumors located on the vocal cords, primarily caused by improper use of the voice or by inflammatory infections. When vocal cord polyps are suspected, it is essential to visit a hospital for an examination, primarily using a laryngoscope to assess the size of the polyps and check for any other vocal cord lesions. Once diagnosed, surgical intervention is often evaluated. Suitable cases are admitted to the hospital for surgery under a surgical microscope to remove the polyps. Generally, patients can be discharged three to five days after the surgery. The surgery involves microscopic techniques, so the trauma is minimal.