[Not Available].

Objetivo. Establecer criterios médicos de retorno al trabajo en personal con riesgo de complicaciones por Covid-19. Material y métodos.

[Occupational asthma related to wheat. Presentation of one case].

Allergy to wheat proteins is the most common type of occupational asthma caused by cereals. Its incidence based on international reports is about 1-2.4/1000 cases among workers per year.

Burnout and patient care in junior doctors in Mexico City.

Background: Burnout is known to occur in public service workers leading to a reduction in effectiveness at work.

Aim: To estimate the prevalence of burnout in junior doctors and its impact on patient care.

Methods: A cross-sectional study of junior doctors at three hospitals in Mexico City was conducted.

[Efficacy and impact of polymerase chain reaction in the diagnosis of extrapulmonary tuberculosis].

Objective: To evaluate the efficacy of PCR in the diagnosis of extrapulmonary tuberculosis (TB) and its impact in the management of patients in a tertiary-care center in Mexico City.

Method: We conducted a retrospective study based on 40 clinical charts of patients to whom nested PCR was performed for the diagnosis of TB from June 1999 to December 2000. We reviewed the medical notes of 10 days before and 10 days after the PCR study to analyze its impact in the management of the patient.