Introduction:

Primary mediastinal tumors are a rare entity, representing only 3% of the thoracic pathology. They can be manifested by a variety of symptoms, depending on their effect on adjacent organs and structures according to their location. The objective of this work is to establish the frequency and characteristics of this type of tumors in the San Jorge Hospital.

Materials and Methods:

Observational, descriptive, retrospective cross-sectional study. All the patients who underwent surgery in the Thoracic Surgery Service were included in the period from July 2013 to June 2018.

Results:

Of the 476 patients operated on in the Service, 45 patients suffered from mediastinal tumor pathologies (frequency of 9.4 %); 30 patients being women (67%), between 51 and 60 years old. The most frequent topographic location corresponds to the anterior mediastinum (83%). The most frequent histological types were Hodgkin's lymphomas with 31%.

Conclusions:

The frequency of mediastinal tumors in our series corresponds to 9.4%. The most frequent location was in the anterior mediastinum, a greater number of cases was found in the female sex. The most frequent histological type is Hodgkin's lymphoma, the most commonly used approach was thoracotomy.

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