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Taste alteration of bitter, sour, sweet, salty and umami test are common, identification of patients with altered taste perception could reach to implement strategies and to prevent or improve malnutrition. There is not information regarding the change of taste perception after renal transplantation, and the association of taste change with nutritional status.
Prospective cohort in receptors of 1st transplant (Jan-Oct 2022). Subjects with dental prostheses, oral alterations, and active infection were excluded. The sample was 47 patients, and only 34 have completed the evaluation after the transplant. Subjective global assessment, pica questionnaire, current medications, and taste perception test. Anthropometric measurements were taken.
Forty-seven patients were included, 38.8 years old (mean); 70% were male, 47% had unknown cause of ESRD, 51% had hemodialysis, 43% peritoneal dialysis and 6% early transplant.
Taste alterationThere is a beneficial effect of kidney transplant on the sense of taste and nutritional status. Patients with indicators of adiposity have an alteration of taste before the KT. Taste perception alteration was present in 81% baseline and 79% at follow-up. The sweet and bitter taste significantly increases the perception of intensity, and the umami taste presents a not significant trend, this after renal transplantation, despite that almost all taste intensities increases. Patients who present BMI 25-30 kg/m2 before the transplant decrease significantly after the transplant and muscle mass indicators (AMA) present a trend.