The most common type of laryngeal cancer

Written by Li Rui
Otolaryngology
Updated on September 10, 2024
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At present, laryngeal cancer is classified based on anatomical location into three main types, with glottic cancer being the most common. Supraglottic and subglottic cancers are relatively less common. The primary symptom of glottic cancer is hoarseness, which can be noticeable in the early stages. Therefore, generally, the earlier the disease is diagnosed, the better the treatment outcome may be. Additionally, laryngeal cancer is also classified by pathological types. The main pathological type is squamous cell carcinoma. Overall, surgical treatment is the most important, but depending on the patient's stage and type of cancer, a combination of radiation and chemotherapy might be necessary.

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The difference between laryngeal cancer and pharyngeal cancer

The main difference between laryngeal cancer and pharyngeal cancer lies in the different parts they affect. Laryngeal cancer occurs below the level of the epiglottis, while pharyngeal cancer generally occurs above this level, including tumors in the pharynx, tonsils, and base of the tongue, whereas laryngeal cancer primarily involves the vocal cords and the lower pharynx. For the diagnosis and treatment of pharyngeal and laryngeal cancers, we can use nasoendoscopy, paranasal sinus CT scan, and CT scan of the larynx among other examinations to make a clear diagnosis, and a pathological biopsy for final confirmation. Once diagnosed, it is usually necessary to surgically remove the tumor promptly to achieve a cure.

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Written by Zhang Jun
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What causes throat cancer?

Throat cancer is a malignant tumor that occurs in the throat area. Its causes are not clear, but it is generally associated with long-term smoking, drinking, exposure to toxic and carcinogenic substances, as well as gastrointestinal dysfunction, acid reflux irritation, prolonged loud speaking, staying up late, fatigue, and malignant transformation of benign tumors, which lead to symptoms in the throat area. It causes persistent hoarseness in patients, and the symptoms progressively worsen. Patients may also experience a foreign body sensation in the throat, a feeling of blockage, a burning sensation, and sometimes difficulty swallowing. Patients should first go to the hospital for a detailed examination with an electronic laryngoscope, which can reveal cauliflower-like neoplasms or ulcers in any part of the throat. If such findings are present, a local biopsy is needed. If the biopsy confirms the presence of a malignant tumor, local surgery, radiotherapy, or chemotherapy is required for treatment.

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Written by Cheng Fu Wei
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Precursors of throat cancer

Nasopharyngeal cancer, located behind the nasal cavity and above the oropharynx, is generally difficult to diagnose early due to its concealed location. However, there are early signs, such as nasopharyngeal bloodstained mucus experienced during sniffing, which should raise suspicions of nasopharyngeal cancer. Additionally, early-stage nasopharyngeal cancer may present with unilateral nasal obstruction, which gradually progresses to more severe blockage. Another indication is the presence of a neck lump or enlarged lymph nodes, which also suggests the possibility of nasopharyngeal cancer. Other nonspecific reactions, such as dermatitis, dermatomyositis, or a general skin rash, should also be considered potential indicators of nasopharyngeal cancer. These signs require attention.

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Otolaryngology
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What age does throat cancer generally occur?

Throat cancer is a relatively common type of malignant tumor in the head and neck region. It more commonly affects middle-aged or elderly men, with most patients being over 40 years old. Specific clinical symptoms vary among individuals, but common symptoms include sore throat and hoarseness. Some patients may experience difficulty breathing. In terms of treatment, surgery and radiation therapy are commonly used, and some patients may require a combination of comprehensive treatment plans. Regular follow-ups are necessary during the treatment process to monitor the effectiveness of the treatment.

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Does throat cancer cause coughing?

Throat cancer is a relatively common malignant tumor in the head and neck area, with many clinical symptoms. Some patients may experience coughing and throat pain, followed by a foreign body sensation and hoarseness. Some may suffer from swallowing obstruction and breathing difficulties. Currently, the common diagnostic methods include laryngoscopy and CT scans of the laryngeal area. Under the guidance of laryngoscopy, a tissue sample can be taken for a pathological biopsy, which enables clinical and pathological staging and typing. Subsequent targeted treatments will be required. The common treatment methods include surgery, radiotherapy, and chemotherapy. The treatment plan should be determined based on a comprehensive consideration of the patient's condition and physical health.