<prompt> MC tumour in posterior mediastinum is: March 2013NeurofibromaTeratomaLymphomaBronchogenic cyst  <response>: Ans. A i.e. Neurofibroma Tumours associated with neurofibroma MC tumour associated with neurofibromatosis-I: Optic nerve glioma Feature of neurofibroblastoma-II: Bilateral acoustic neuroma 