More Than Just a Sore Throat: Understanding Oral, Head, and Neck Cancers and the Role of Speech Therapy Throughout Treatment

When we talk about cancer, our minds often jump to common diagnoses like breast or lung cancer. But lurking in the shadows, affecting millions globally, is a group of cancers often overlooked: oral, head, and neck cancers (OHNCs). These cancers, which can originate in the mouth, throat, voice box, sinuses, and salivary glands, can take a substantial toll; not only due to their systemic impact but also because they directly affect several critical daily functions: speaking, swallowing, and breathing.

This April, as we dedicate ourselves to raising awareness about OHNCs, let's shine a light on these challenges and, crucially, understand why the specialized services of speech and language pathologists (SLP) are an important part of a patient's journey to recovery and regaining their quality of life.

What are Oral, Head, and Neck Cancers?

OHNCs encompass a diverse range of malignancies, but  they share a common thread: they affect the vital structures in and around our head and neck. Unfortunately, diagnosis often comes late due to a lack  of awareness and symptoms that can be mistaken for more benign conditions.

Key Risk Factors for Oral, Head, and Neck Cancers

• Tobacco Use: Smoking and smokeless tobacco are major culprits.
• Alcohol Consumption: Excessive drinking, especially in combination with tobacco, significantly increases risk.
• Human Papillomavirus (HPV): Certain strains of HPV are a growing cause of OHNCs, particularly in the throat (oropharynx). Oral HPV infection is more common than many realize.
• Sun Exposure: For lip cancer, UV radiation is a primary risk factor.
• Poor Oral Hygiene: Can contribute to chronic irritation and inflammation.
• Genetic Predisposition: While less common, family history can play a role.

Early Detection: Your Best Defense

Recognizing the early warning signs is paramount. If you experience any of the following symptoms for more than two weeks, please consult a doctor or dentist immediately:

• A sore in the mouth that doesn't heal.
• Pain or difficulty swallowing (dysphagia).
• A persistent sore throat or hoarseness.
• A lump or thickening in the neck or cheek.
• Difficulty chewing or moving the tongue or jaw.
• Numbness in the face, mouth, or neck.
• Persistent ear pain.
• Unexplained weight loss.

Regular dental check-ups are also crucial, as dentists are often the first healthcare professionals to spot suspicious  lesions in the mouth and throat.

The Treatment Journey: A Complex Road

Treatment for OHNCs can be complex and aggressive, often involving a combination of:

• Surgery: To remove cancerous tissue, which can sometimes be extensive and involve reconstruction.
• Radiation Therapy: High-energy beams to kill cancer cells, often leading to mucositis (mouth sores), dry mouth (xerostomia), and swallowing difficulties.
• Chemotherapy: Drugs that target and destroy cancer cells throughout the body.
• Immunotherapy: Drugs that help your immune system fight cancer.

While these treatments are vital for eradicating cancer, they can result in significant impairments that impact a patient's ability to speak, eat, drink, and breathe normally. This is where the specialized expertise of speech and language pathologists becomes a critical component of comprehensive care.

The Essential Role of Speech and Language Pathology Services

For individuals battling OHNCs, speech-language pathologists (SLPs) play a crucial part within the multidisciplinary care team. From pre-treatment planning to post-treatment rehabilitation, SLPs offer targeted support, helping patients maintain and regain important functions.

How SLPs Contribute to OHNC Patient Care

Pre-Treatment Counseling and Preparedness:

• SLPs provide patients with information about potential changes in speech and swallowing that may arise from surgery or radiation.
• They conduct baseline assessments and can offer proactive exercises to strengthen relevant muscles and improve flexibility, potentially mitigating future difficulties.
• They educate patients on what to anticipate, aiming to reduce anxiety and prepare them for the treatment process.

Addressing Swallowing Difficulties (Dysphagia):

• Treatment for OHNCs often affects the muscles and nerves involved in swallowing, leading to challenges with safe eating and drinking. This can contribute to malnutrition, dehydration, and aspiration pneumonia.
• SLPs conduct thorough swallow evaluations (e.g., Modified Barium Swallow Study (MBSS), or Fiberendoscopic Evaluation of Swallowing (FEES)) to precisely identify the nature of the problem.
• They then develop tailored intervention plans, which may include:
  • Swallowing exercises: Designed to strengthen muscles and improve coordination.
  • Compensatory strategies: Techniques like chin tucks or head turns to help protect the airway during swallowing.
  • Diet modifications: Recommendations for appropriate food textures (purees, minced, softened) and liquid consistencies (e.g., thickened liquids).
  • Advanced techniques: Such as biofeedback or electrical stimulation to support muscle function.

Supporting Communication (Speech and Voice):

• Cancer in the larynx (voice box) or tongue can significantly impair speech. Patients may experience hoarseness, a weak voice, or, in some cases, complete voice loss.
• SLPs work with patients on:
  • Voice therapy: To improve vocal quality, pitch, and loudness.
  • Alaryngeal speech rehabilitation: For patients who have undergone a total laryngectomy (removal of the larynx), SLPs teach alternative methods of communication, such as:
  • Esophageal speech: Using air trapped in the esophagus to create sound.
  • Tracheoesophageal puncture (TEP) with a voice prosthesis: A surgical option that allows air from the lungs to be redirected to create voice.
  • Electrolarynx: An external device that generates sound vibrations.
  • Articulation therapy: To improve the clarity of speech when affected by oral surgeries.

Managing Related Challenges:

• They may also offer strategies and exercises to manage issues like head and neck lymphedema (fluid retention) which can impact swallowing and comfort, often in collaboration with other specialists.

Raising Global Awareness: A Call to Action

Let's use this opportunity to amplify the message about oral, head, and neck cancers. Share information, discuss risk factors with your loved ones, and encourage regular check-ups. For OHNC patients, SLPs are one of the key members of the healthcare team, providing professional, targeted interventions that enable individuals to communicate, eat, and ultimately, navigate their recovery with greater confidence and improved quality of life.

If you or someone you know is facing an OHNC diagnosis, discussing a referral to a speech-language pathologist with your medical team can be an important step in comprehensive care.