Laryngeal cancer affects the voice box, a vital part of the throat responsible for speech, breathing, and swallowing. Treatment approaches range from established therapies to innovative methods being tested in clinical research, all aimed at removing the cancer, preserving larynx function, and improving quality of life.

Understanding Your Treatment Path for Laryngeal Cancer

When someone receives a diagnosis of laryngeal cancer, the journey ahead involves careful planning and coordination among a team of specialists. The main goals of treating this cancer include removing or destroying the cancerous cells, controlling symptoms that affect daily life such as voice changes and swallowing problems, and whenever possible, preserving the function of the voice box itself^[1]. Treatment decisions are highly personalized and depend on several important factors, including where exactly in the larynx the cancer is located, how far it has spread, the stage of the disease, and the patient’s overall health and personal preferences^[3].

The larynx has three main sections, and knowing which part is affected helps doctors choose the best treatment approach. The glottis sits in the middle where the vocal cords are found and accounts for more than half of laryngeal cancer cases. The supraglottis sits above the vocal cords in the upper part, while the subglottis is located below the vocal cords in the lower section^[1]. Each location presents unique challenges and opportunities for treatment, especially when it comes to maintaining the ability to speak normally.

Medical societies and cancer treatment centers have developed standard treatment protocols based on decades of research and clinical experience. These established approaches form the foundation of care for most patients. At the same time, researchers continue testing new therapies in clinical trials, searching for treatments that might work better, cause fewer side effects, or help patients whose cancer doesn’t respond to standard options^[3]. Some patients may benefit from participating in these research studies, which offer access to cutting-edge approaches that aren’t yet widely available.

Established Treatments for Laryngeal Cancer

The standard treatment options for laryngeal cancer have been refined over many years and include surgery, radiation therapy, chemotherapy, and combinations of these approaches. The choice among these depends heavily on the stage of the cancer when it’s discovered^[9].

Surgical Approaches

Surgery plays a central role, particularly for early-stage disease. When laryngeal cancer is caught early, surgeons can often remove the tumor while preserving most of the larynx’s function. One approach uses transoral surgery, where the surgeon works through the mouth to reach and remove the cancer without making any cuts in the neck. This technique may involve laser technology to precisely target cancerous tissue^[14].

For more extensive disease, open surgery requires an incision in the neck or jaw area. Depending on how much of the larynx is affected, surgeons may perform a partial removal, taking out only the cancerous portion while leaving enough healthy tissue for the voice box to continue functioning. In cases where the cancer is too widespread, a total laryngectomy becomes necessary, meaning the entire larynx is removed^[1]. This major operation changes how a person breathes and speaks permanently, requiring the creation of a permanent opening in the neck called a stoma for breathing^[19].

Sometimes lymph nodes in the neck must also be removed if the cancer has spread to these small glands that are part of the body’s immune system. This is more common with supraglottic cancers, which tend to spread to lymph nodes because the upper larynx contains many lymph vessels^[12].

Radiation Therapy

Radiation therapy uses high-energy rays or particles to destroy cancer cells. It works particularly well for early-stage laryngeal cancer and offers the major advantage of preserving the voice box, allowing patients to keep their natural voice^[12]. Radiation may be used alone for smaller tumors or combined with other treatments for more advanced disease.

The treatment is typically delivered in daily sessions over several weeks. During each session, which lasts only a few minutes, a machine directs radiation beams precisely at the tumor from outside the body. The radiation damages the DNA inside cancer cells, preventing them from growing and dividing. While radiation affects cancer cells more than healthy cells, some normal tissues in the treatment area can also be affected, leading to side effects^[9].

Common side effects during and after radiation therapy include sore throat, difficulty swallowing, changes in taste, dry mouth, hoarseness, skin changes in the neck area, and fatigue. Most of these effects gradually improve after treatment ends, though some patients experience long-lasting dryness of the mouth. Managing these side effects often requires input from dietitians who can suggest foods and eating strategies that are easier to tolerate^[12].

Chemotherapy and Combined Approaches

Chemotherapy involves medicines that kill rapidly dividing cells throughout the body. In laryngeal cancer treatment, chemotherapy is rarely used alone. Instead, it’s typically combined with radiation therapy in an approach called chemoradiotherapy, which has become a standard option for advanced disease^[9].

When chemotherapy and radiation are given together, the chemotherapy drugs make the cancer cells more sensitive to radiation, improving the overall effectiveness of treatment. This combination approach can sometimes avoid the need for total laryngectomy in patients with advanced cancer, offering them a chance to preserve their voice box^[12].

Chemotherapy may also be given before surgery to shrink tumors, or after surgery along with radiation to kill any remaining cancer cells and reduce the risk of the cancer returning. For patients whose cancer has spread to distant parts of the body or cannot be cured, chemotherapy may help control the disease and ease symptoms^[9].

The specific chemotherapy drugs used vary, but treatment is typically given in cycles with rest periods in between to allow the body to recover. Side effects depend on which drugs are used but commonly include nausea, vomiting, hair loss, fatigue, increased risk of infections, and changes in appetite. These effects are temporary and resolve after treatment stops, though the timeline varies from person to person.

Innovative Therapies Under Investigation in Clinical Trials

While standard treatments have helped many patients, researchers continue searching for better options through clinical trials. These research studies test new drugs, new combinations of existing treatments, or entirely new approaches to fighting laryngeal cancer. Clinical trials follow strict protocols to ensure patient safety while gathering information about whether new treatments work better than current options^[3].

Targeted Therapy

Targeted therapy represents a more precise approach to cancer treatment. Unlike chemotherapy, which affects all rapidly dividing cells, targeted drugs are designed to attack specific molecules or proteins that cancer cells need to grow and survive. This specificity can mean fewer side effects compared to traditional chemotherapy^[12].

One targeted therapy sometimes used for laryngeal cancer is cetuximab, which targets a protein called epidermal growth factor receptor (EGFR) found on the surface of many cancer cells. When EGFR is activated, it sends signals that tell cells to grow and divide. Cetuximab blocks these signals, essentially cutting off one of the cancer’s growth pathways. This drug may be given along with radiation therapy or chemotherapy, particularly for advanced or recurrent disease^[12].

Clinical trials are testing additional targeted therapies that attack other molecular pathways important for laryngeal cancer growth. These experimental drugs might block blood vessel formation that tumors need to grow, interfere with cell division mechanisms, or target genetic mutations specific to certain cancers. Some of these approaches are in early-phase trials testing safety, while others have advanced to larger studies comparing them with standard treatments.

Immunotherapy

Immunotherapy takes an entirely different approach by harnessing the power of the patient’s own immune system to fight cancer. Normally, the immune system recognizes and destroys abnormal cells, but cancer cells can develop ways to hide from or suppress immune attacks. Immunotherapy drugs help the immune system recognize cancer cells as threats and attack them more effectively^[12].

One type of immunotherapy being studied and used in certain situations involves checkpoint inhibitors. These drugs block proteins that prevent immune cells from attacking cancer. By blocking these checkpoints, the drugs essentially release the brakes on the immune system. Drugs like nivolumab and pembrolizumab have shown promise in clinical trials for patients with recurrent or metastatic head and neck cancers, including laryngeal cancer, particularly when the cancer has returned after previous treatment or spread to other parts of the body^[2].

Immunotherapy can cause unique side effects because it activates the entire immune system. These may include fatigue, skin rashes, diarrhea, and sometimes inflammation of organs like the lungs, liver, or intestines. While these side effects can be serious, they’re often manageable with close monitoring and medication adjustments. Not all patients respond to immunotherapy, and researchers are working to identify which patients are most likely to benefit from these treatments.

Clinical Trial Phases and Participation

Clinical trials for laryngeal cancer typically progress through three phases. Phase I trials focus primarily on safety, testing new treatments in a small number of patients to determine appropriate doses and identify side effects. Phase II trials involve more patients and aim to learn whether the treatment shows signs of effectiveness against the cancer while continuing to monitor safety. Phase III trials compare the new treatment with the current standard treatment in larger groups of patients to determine if it works better^[3].

Patients interested in clinical trials should discuss options with their healthcare team. Trials are conducted at cancer centers and research hospitals throughout the United States, Europe, and other regions around the world. Each trial has specific eligibility criteria based on factors like the stage of cancer, previous treatments received, overall health status, and sometimes specific characteristics of the tumor^[3].

Participating in a clinical trial offers potential benefits including access to new treatments before they’re widely available, careful monitoring by research teams, and the opportunity to contribute to advancing medical knowledge. However, there are also considerations such as the possibility that the new treatment may not work as well as hoped, potential for unknown side effects, and often more frequent visits and tests than standard treatment requires.

Most common treatment methods

• Surgery
  • Transoral surgery performed through the mouth, sometimes using laser technology to remove early-stage tumors
  • Partial laryngectomy to remove only the cancerous portion while preserving larynx function
  • Total laryngectomy for extensive disease, removing the entire voice box and creating a permanent stoma for breathing
  • Removal of lymph nodes in the neck when cancer has spread to these glands
• Radiation therapy
  • External beam radiation delivered daily over several weeks to destroy cancer cells
  • Used alone for early-stage disease to preserve the voice box
  • Combined with chemotherapy (chemoradiotherapy) for advanced cancer
  • May be used after surgery to kill remaining cancer cells
• Chemotherapy
  • Typically given with radiation therapy to make cancer cells more sensitive to radiation
  • May be administered before surgery to shrink tumors
  • Used after surgery with radiation to reduce recurrence risk
  • Helps control symptoms in advanced or metastatic disease
• Targeted therapy
  • Cetuximab blocks EGFR protein on cancer cells to stop growth signals
  • Given with radiation or chemotherapy for advanced or recurrent disease
  • New targeted drugs in clinical trials attacking other molecular pathways
• Immunotherapy
  • Checkpoint inhibitors like nivolumab and pembrolizumab release immune system to attack cancer
  • Used for recurrent or metastatic disease when cancer has returned after treatment
  • Being studied in clinical trials for earlier-stage disease

Managing Treatment Side Effects and Quality of Life

Living with laryngeal cancer and going through treatment brings many challenges beyond just fighting the disease itself. The location of the cancer in such a vital part of the throat means that both the cancer and its treatments can significantly affect basic functions like speaking, swallowing, and breathing^[19].

Speech problems are among the most profound challenges. Patients who undergo partial laryngectomy or radiation therapy may experience voice weakness or hoarseness. Those who have a total laryngectomy lose their vocal cords entirely and must learn completely new ways to produce speech. Options include using an artificial voice box, learning esophageal speech where air is pushed up from the esophagus to create sound, or using electronic devices that produce voice sounds. Speech therapists work intensively with patients to master these alternative communication methods^[19].

Swallowing difficulties, called dysphagia, can occur from the cancer itself or as a side effect of surgery and radiation. These problems may make it hard to eat enough food and maintain proper nutrition. Dietitians provide crucial support by recommending food textures and consistencies that are easier to swallow, suggesting nutritional supplements when needed, and monitoring weight to prevent dangerous weight loss^[9].

For patients with a permanent tracheostomy, learning to care for the stoma requires time and patience. This involves keeping the opening clean, using the right equipment, managing secretions, and learning to speak with the changed anatomy. Initially frightening, most people adapt over time and live normal lives with these changes. Support groups connecting patients who have gone through similar experiences provide invaluable practical advice and emotional support^[19].

Follow-Up Care and Long-Term Monitoring

After completing treatment for laryngeal cancer, regular follow-up care becomes essential. The healthcare team will schedule frequent check-ups to monitor for any signs that the cancer might be returning and to manage any long-term effects of treatment. During these visits, doctors examine the throat and neck, ask about symptoms, and may order imaging tests or other studies^[17].

Follow-up appointments are typically scheduled every few months during the first couple of years after treatment, then gradually become less frequent if no problems arise. However, patients should always report new symptoms between scheduled visits rather than waiting for the next appointment. Warning signs that warrant immediate attention include new lumps in the neck, persistent pain, difficulty breathing or swallowing, or coughing up blood^[1].

Because people who have had laryngeal cancer remain at higher risk for developing new cancers in other parts of the head and neck area, ongoing surveillance of the entire upper respiratory and digestive tract is important. About one in four people who have had head and neck cancer will develop another cancer in this region, particularly if they continue using tobacco or alcohol^[1]. Quitting smoking and limiting alcohol consumption significantly reduces this risk and improves overall health outcomes.

Long-term survivors may face late effects from treatment that emerge months or years later. Radiation therapy can cause permanent dry mouth, changes in taste, dental problems, and stiffness in the jaw or neck. Surgery may result in permanent changes to voice quality, swallowing function, and appearance. Managing these chronic issues often requires ongoing support from multiple specialists including speech therapists, nutritionists, physical therapists, and dental professionals who understand the unique needs of cancer survivors^[19].