espanolIntroduccion: El presente estudio evaluo la frecuencia de onicocriptosis recurrente en pacientes con diabetes mellitus (DM). Pacientes y metodos: Estudio transversal observacional de prevalencia. 146 individuos, diagnosticados de cualquier tipo de DM, excepto DM gestacional, del area basica de salud de los centros de atencion primaria de Bufala y Dr. Robert de Badalona, atendidos en un centro de podologia a traves del programa de pie diabetico del sistema publico de salud en Cataluna. Dos individuos se descartaron por presentar criterios de exclusion. Se valoro la incidencia de onicocriptosis y el tipo de curas de los pies realizadas habitualmente, a traves de un cuestionario respondido por el paciente. Presencia de signos de neuropatia y o isquemia en extremidades inferiores a traves de exploracion clinica. Resultados: Se encontro una frecuencia de onicocriptosis del 33 %. No se encontro relacion entre presencia de onicocriptosis con la edad, anos evolucion de la DM, presencia de signos de polineuropatia o de isquemia, o el tipo de curas. De los pacientes con onicocriptosis, un 29 % y un 33 % presentaban signos de isquemia y polineuropatia, respectivamente. Conclusiones: Un tercio de los pacientes con DM remitidos presentaba o ha presentado onicocriptosis. Cerca de un tercio de estos pacientes presentan ademas factores de riesgo de pie diabetico: polineuropatia e isquemia. Dos tercios de los pacientes con onicocriptosis se realizan medidas de autocuidado en los pies sin control profesional sanitario EnglishIntroduction: The present study evaluated the frequency of recurrent onychocryptosis in patients with DM mellitus. Patients and methods: Prevalence observational transversal study. 146 individuals, diagnosed of any type of DM, except gestational DM, from the basic health area of the primary care office of Bufala and Dr. Robert de Badalona, attended at a podiatry clinic through the diabetic foot program of the public health system in Catalonia. 2 individuals were ruled out by presenting exclusion criteria.The incidence of onychocryptosis and the type of commonly used foot cures was assessed, through a questionnaire answered by the patient. Presence of signs of neuropathy and or ischemia in lower limbs through clinical examination. Results: A 33 % onychocryptosis frequency was found. No relationship was found between the presence of onychocryptosis with the age, evolution of DM, the presence of signs of polyneuropathy or ischemia, or the type of cure. Of the patients with onychocryptosis 29 % and 33 % presented signs of ischemia and polyneuropathy respectively. Conclusions: One-third of the patients with DM submitted presented or presented onychocryptosis. Many of these patients also have diabetic foot risk factors: polyneuropathy and ischemia. Most patients with onychocryptosis carry out self-care measures at the feet without professional health control.