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GUIDE

Dysphagia: Everything You Need to Know About Chewing and Swallowing Difficulties

Dysphagia can have serious consequences for those affected, including the risk of malnutrition, dehydration, and pneumonia. It is a complex condition that requires a good understanding and a comprehensive treatment plan. This article provides insight into what dysphagia is, its causes, symptoms, treatment options, and how nutrition can play a crucial role in managing the condition.

Key Points from This Article

  • Dysphagia is a serious condition that makes chewing and swallowing difficult and can lead to malnutrition, dehydration, and pneumonia.
  • Dysphagia particularly affects older adults, and sarcopenia can be a cause of chewing and swallowing difficulties.
  • Good nutrition plays an important role in the treatment of dysphagia and may include the use of thickening agents and specialized diets.
  • Individualized nutritional therapy by a clinical dietitian can help ensure that individuals with dysphagia receive the necessary nutrition.
  • Healthcare professionals can use IDDSI’s framework for consistency levels to tailor diets to patient needs and prevent complications.
  • What Is Dysphagia?

    Dysphagia, also known as chewing and swallowing difficulties, can make it hard to eat and drink adequately. Even swallowing saliva can become a challenge. The term dysphagia comes from Greek, where "dys" means difficult, and "phagein" means to eat. Dysphagia is not a disease itself but a symptom of various illnesses such as Parkinson’s disease, Chronic Obstructive Pulmonary Disease (COPD), Amyotrophic Lateral Sclerosis (ALS), and dementia, as well as several types of cancer, such as head and neck cancer.
    Dysphagia can range from a mild irritation to a serious health risk. In the worst cases, it can lead to malnutrition, dehydration, aspiration pneumonia, and can even be fatal. Therefore, it is crucial to take dysphagia seriously and seek appropriate treatment.

    Dysphagia in Older Adults

    Dysphagia can result from aging or disease, making older adults particularly at risk of developing chewing and swallowing difficulties. It is estimated that around 50% of acute elderly patients and 50-75% of nursing home residents have dysphagia.
    Several studies indicate that sarcopenia is one of the causes of dysphagia in the elderly. Sarcopenia is the age-related loss of muscle strength, mass, and function. When older individuals lose muscle mass and strength, it can affect the head and neck muscles used for chewing and swallowing.

    Symptoms of Dysphagia

    Symptoms of dysphagia can vary greatly from person to person. Some of the most common symptoms include:
  • Coughing during or after meals
  • Voice changes, often described as a "wet" voice after swallowing
  • Pain while swallowing
  • Drooling
  • Weight loss or dehydration
  • Vomiting during meals
  • Sensation of choking
  • Frequent pneumonias
  • Heartburn
  • How Is Dysphagia Diagnosed?

    Diagnosing dysphagia typically begins with a thorough discussion with a doctor and a physical examination. The doctor will ask about symptoms and may perform simple tests like a water swallow test, where the patient drinks water under observation. In home care or nursing homes, occupational therapists often perform these assessments.
    More advanced tests can include videofluoroscopy, where an X-ray film records the swallowing process, or endoscopy, where a flexible tube with a camera is inserted into the throat to view the esophagus. These tests help determine the cause of dysphagia and guide the best treatment plan.

    What to Eat and Drink When Suffering from Dysphagia

    One of the most common treatments for dysphagia is modifying diet and eating habits, making good nutrition crucial. It is important to choose foods and drinks with a consistency that is easy to swallow without using excessive energy and with a low choking risk. Avoid foods that require strong chewing abilities or have problematic consistencies, such as:
  • Nuts and popcorn
  • Dry cakes and crackers
  • Chips
  • Raw carrots
  • Sticky mashed potatoes
  • Chewing gum
  • Overcooked oatmeal
  • Dry breakfast cereals
  • Instead, choose foods with a soft consistency, puréed foods, or foods that can easily be mashed with a fork, such as:
  • Stews and casseroles
  • Milk, buttermilk, yogurt, and yogurt drinks
  • Soft or puréed fruits
  • Steamed or cooked vegetables
  • Boiled and tender meat and fish
  • Rice, couscous, quinoa, and similar grains
  • You can also use thickening agents, specially designed products added to liquids and foods to change their consistency and make them easier to swallow. Thickeners are available in powder or gel form and can be used for drinks, soups, sauces, and even puréed foods.

    Clinical Nutrition for Dysphagia

    When suffering from dysphagia, individualized nutritional therapy by a clinical dietitian can make a significant difference. This ensures a tailored plan that meets your specific needs.
    You may require nutritional drinks or tube feeding to ensure you receive enough vitamins, minerals, proteins, carbohydrates, and fats to prevent malnutrition.
    At Mediq, you will find nutritional drinks and tube feeding products from brands and manufacturers such as Fresubin, Nutridrink, Resource, Cenaman, Elemental, Nutricia, Fortini, Frebini, Minimax, Peptamen, and Renilon. As a customer, you can receive free and professional guidance from our experienced dietitians, who will work with your hospital, care center, or doctor to find a solution that suits you.

    Practical Advice for People with Dysphagia

    If you have dysphagia, here are some practical tips that can help:
  • Sit upright during meals
  • Eat slowly and take small bites
  • Tuck your chin toward your chest to facilitate swallowing
  • Avoid talking while eating
  • Swallow food completely before taking another bite
  • Brush your teeth thoroughly several times a day to maintain good oral hygiene and prevent infections
  • Consistency Levels in Dysphagia Management: Guidance for Healthcare Professionals and Caregivers

    For patients, dysphagia can increase the risk of pneumonia, impair quality of life, result in longer hospital stays, more readmissions, and higher mortality. It is therefore crucial for healthcare professionals to closely monitor respiratory complications and patients’ ability to consume calories, nutrients, and fluids.
    The IDDSI (International Dysphagia Diet Standardisation Initiative) has developed a framework to adjust diets according to individual needs. It categorizes food and drink consistencies into eight levels (0–7):
  • Level 0 (Thin): Liquids that flow like water. Easy to drink through any type of nipple, cup, or straw.
  • Level 1 (Slightly Thick): Thicker than water, requiring more effort to drink. Suitable for those needing slower-flowing liquids.
  • Level 2 (Mildly Thick): Flows off a spoon and requires some effort to drink through a standard straw. Suitable for individuals with mild tongue control issues.
  • Level 3 (Moderately Thick): Cannot be poured, must be eaten with a spoon. Suitable for individuals with significantly impaired tongue control.
  • Level 4 (Puréed): Eaten with a spoon, does not require chewing, smooth texture without lumps. Ideal for those with severe tongue and oral control issues.
  • Level 5 (Minced and Moist): Can be eaten with a fork or spoon, small soft lumps, no biting needed. Suitable for individuals with minimal chewing ability.
  • Level 6 (Soft and Bite-Sized): Can be mashed with a fork, requires chewing, bite-sized pieces. Suitable for those who can chew but require easy chewing foods.
  • Level 7 (Easy to Chew): Normal foods, but soft and tender texture, requiring chewing. Suitable for individuals who can chew but need softer foods.
  • For patients with dysphagia, consuming foods and drinks with the wrong consistency can lead to serious complications and greatly impact quality of life.

    Sources:

    Philipsen, B. B., Mortensen, H. R., & Melgaard, D. (2019). Dysfagi. Ugeskrift for Læger, 181, V09180594.Dam, G. A., Hvas, C. L., Jeppesen, P. B., Kristensen, M. B., Rasmussen, H. H., Wiis, J., et al. (2023). Klinisk ernæring (6. udg.). Munksgaard.Austbø Holteng, L. B., Frøiland, C. T., Corbett, A., & Testad, I. (2017). Care staff perspective on use of texture modified food in care home residents with dysphagia and dementia. Annals of palliative medicine, 6(4), 310–318.Niemeier, H. et al. (2017). Rammeplan: Diætbehandling af voksne med øvre dysfagi. Foreningen af Kliniske Diætister (FaKD).Arla og Kost- og Ernæringsforbundet. Underernæring – det skjulte samfundsproblem. Februar 2014.

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