Cystic Fibrosis

Pathway Contributor: Dawna Royall

Credentials:
FDC, MSc, RD

Bio:
Dawna Royall is a Senior Evidence Analyst for PEN® and is the Editor of the Canadian Journal of Dietetic Practice and Research. She is also a contract research consultant for the University of Guelph with research interests that focus on improving the effectiveness of nutrition services in primary care. She completed her undergraduate degree in nutrition at the University of Manitoba, a Dietetic Internship at Kingston General Hospital and an MSc in Nutritional Sciences at the University of Toronto. She has worked as a clinical dietitian and a research coordinator.

Contributions:

• What type of digestive enzymes (e.g. enteric-coated, buffered, fungal-derived, microbial-derived) provide the greatest benefit for children and adults with cystic fibrosis and pancreatic insufficiency?  

  Role: Author

• Do individuals with cystic fibrosis (CF) who supplement their diets with fish oil supplements (containing the omega-3 fatty acids, eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), have improved lung function compared with individuals with CF not consuming fish oil supplements?  

  Role: Author

• What evidence is there that individuals with cystic fibrosis who eat large quantities of the following foods: garlic, onions, watercress, horseradish, mustard, umeboshi plums, parsley, celery, rose pits tea, pickles, lemon and anti-inflammatory oils (nuts, seeds, cold-water fish) have reduced inflammation and reduced production of mucus?  

  Role: Author

• Does taking an oral zinc supplement improve immune function or reduce inflammatory responses in individuals with cystic fibrosis?  

  Role: Reviewer

• Does taking an oral zinc supplement improve immune function or reduce inflammatory responses in individuals with cystic fibrosis?  

  Role: Author

• Do infants with cystic fibrosis require salt (NaCl) supplements?  

  Role: Author

• What is the efficacy of using a glutathione (GSH) aerosol to improve the lung function and/or oxidative status of stable children, adolescents and/or adults with cystic fibrosis (CF)?  

  Role: Author

• Is oral and/or aerosolized N-acetylcysteine supplementation beneficial in reducing mucous viscosity or improving lung function in children, adolescents and adults with cystic fibrosis?  

  Role: Author

• What are the recommended screening criteria to evaluate nutritional risk in children and adults with cystic fibrosis?  

  Role: Author

• What are nutritional recommendations for children and adults with cystic fibrosis?  

  Role: Author

• What are guidelines for pancreatic enzyme therapy in individuals with cystic fibrosis?  

  Role: Author

• What type of nutrition interventions are effective in supporting optimal growth and weight gain in children and adults with cystic fibrosis? When is supplemental nutrition support indicated?  

  Role: Author

• What is the recommended nutrition management for the most common nutrition-related medical problems in cystic fibrosis (CF) (e.g. CF-related diabetes, low bone density)?  

  Role: Author

• Cystic Fibrosis Background

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  Role: Author

• Cystic Fibrosis Background

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  Role: Reviewer