“…Among these, Schwannomas are benign, slow-growing neoplasms that originate from the proliferation of Schwann cells of the sheath nerve of the spinal root or intercostals nerve cells contained within a capsule. They typically occur in asymptomatic young adults or adolescents [1], but when they achieve a large size, these tumors cause symptoms due to direct effects of the mediastinal mass, as chest discomfort, dyspnea or dysphagia, the two latter ones being consequences of tracheal or esophageal compression, respectively. Grossly, thoracic tumors are habitually fusiform or spherical and capsulated, but when they attain large sizes growing into the spinal canal and paravertebral region, they acquire a characteristic dumbbell shape [2].…”