Cefalea persistente secundaria a un quiste de Thornwaldt gigante

Case presentation. This is a woman who attended the outpatient clinic of the Otorhinolaryngology Service with a history of one year of evolution of frontal headache, a sensation of obstruction in the right nostril plus abundant posterior drip of thick consistency. Physical examination of the nostrils shows pale mucosa with no evidence of tumor, as well as in the oral cavity. As there was no evidence of improvement, a computed tomography scan of the paranasal sinuses was indicated, in which a mucosal retention cyst of 20 x 15 mm, with regular and well-defined borders, was found at the level of the nasopharynx. Therapeutic intervention. Endoscopic surgery was performed as a surgical procedure, which was carried out through a transnasal approach consisting of the exceresis of the tumor in the right nostril, with a cystic appearance in the cavum of approximately 6 x 2 cm, with yellowish mucus inside. Outcome. In the immediate postoperative period, he did not present complications, and was discharged the same day. Currently, the patient had a satisfactory evolution, so she was discharged by otorhinolaryngology.