[Tumour of the right lung vertex that produced a Pancoast syndrome: description of a case]. / Tumor del vértice pulmonar derecho que produce un síndrome de Pancoast. Descripción de un caso clínico.

We describe a clinical case of an 80 year-old woman, with a history of Alzheimer's disease, who presented with right shoulder pain, numbness and decreased strength in the right arm, with right eye ptosis, cough and dysphagia. The chest X-Ray and thoracic-abdominal computed tomography scan showed a large mass in the upper lobe and apex of the right lung, supraclavicular metastatic lymph nodes. In the fine needle aspiration biopsy: poorly differentiated non-small cell carcinoma. She was referred to Oncology to start chemotherapy treatment.