Patients with head and neck cancer who were ≥ 18 years old and had ≥ 16 teeth and no removable prosthesis or dental implants consisting of more than one teeth were included

Minor salivary gland secretion, stimulated whole saliva

Mouth Diseases

Quality of Life

Secretion; Salivary Gland, Deficient

Patients undergoing treatment for cancer in the head and neck region

Cancer treatment

Institute of odontology

Prospective Studies on Oral Health and Quality of Life in Head and Neck Cancer Patients

Prospective Studies on Saliva, Microflora, Diet, Oral Status and Quality of Life in Subjects Undergoing Radiation Therapy in the Head and Neck Region

Göteborg University

The Health & Medical Care Committee of the Regional Executive Board, Region Västra Götaland

Blood Urine Saliva cancer tissue healthy tissue

Head and Neck Tumors

5 samples collected for each patient (tumor biopsy, healthy tissue around the tumor, blood, urine and saliva), quantification of isotopes, measure of mRNA expression of proteins 4 samples for each patient (healthy tissue, blood, urine and saliva), quantification of isotopes, measure of mRNA expression of proteins

Samples collection

GHICL

ENS Lyon

Study of Copper Isotope in Head and Neck Cancer

Study of the ISotopic Repartition of cOpper in Head and Neck TumOral and lymPhomatous pathologiEs

Lille Catholic University

Ecole Normale Supérieure de Lyon

Patients follow a normocaloric, low-carbohydrate diet for 10-28 days (from the time of cancer diagnosis to definitive surgical treatment).

Head and Neck Carcinoma

Dietary intervention

Sidney Kimmel Cancer Center at Thomas Jefferson University, an NCI-Designated Cancer Center

Thomas Jefferson University

Low-Carbohydrate Normocaloric Diet in Patients With Head and Neck Carcinoma (HNC)

A Pilot Trial of a Low-Carbohydrate Normocaloric Diet, in Patients With Head and Neck Carcinoma (HNC) and Its Effect on Stromal-Epithelial Metabolic Uncoupling

IHC status will be classified as positive or negative pre-and post-treatment. Change in IHC status will be evaluated using McNemar's test for paired dichotomous data.

Sidney Kimmel Cancer Center at Thomas Jefferson University

Refeeding Syndrome

Low sodium diet

Rigshospitalet

The Effect of a Diet Based on Low Sodium and Slowly Absorbed Carbohydrates on the Incidence of Refeeding Syndrome in Patients With Head and Neck Cancer

The Prevention of Refeeding Syndrome by a Diet Regime in Patient With Head and Neck Cancer

Measured by a decrease in plasma phosphate levels.

Measured by infection events recorded in the medical journal.

Measured by number of days in the hospital

Measured by number of days in the intensive-care unit

Measured by thrombosis events and other complications recorded in the medical journal

Measured by changes in plasma cobalamin levels/vitamin B12 levels (pmol/L), plasma iron levels (μmol/L), plasma ferritin levels (μg/L), mean cell volume (MCV) (fL), plasma albumin levels (μmol/L), plasma alanine aminotransferase levels (ALAT) (U/L), plasma coagulation factors II, VII, X levels (INR), plasma c-reactive protein levels (nmol/L), hemoglobin levels (Hgb) (mmol/L), plasma sodium levels (mmol/L), plasma potassium levels (mmol/L), plasma creatinine levels (μmol/L), plasma carbamide levels (mmol/L), plasma folate levels (nmol/L), plasma zink levels (μmol/L), plasma magnesium levels (mmol/L) and plasma selenium levels (μg/L).

head and neck neoplasms/carbohydrate

Prospective Studies on Oral Health and Quality of Life in Head and Neck Cancer Patients

Study of Copper Isotope in Head and Neck Cancer

Low-Carbohydrate Normocaloric Diet in Patients With Head and Neck Carcinoma (HNC)

The Effect of a Diet Based on Low Sodium and Slowly Absorbed Carbohydrates on the Incidence of Refeeding Syndrome in Patients With Head and Neck Cancer

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