<prompt> Referred pain in the ear is commonly from ___Maxillary carcinomaNasopharyngeal carcinomaCarcinoma tongueMalignant otitis externa  <response>: Referred causes of earache: As the ear receives nerve supply from: Vth auriculotemporal branch cranial nerve-dental, oral cavity, temporomandibular joint disorders and sphenopalatine neuralgia IXth tympanic branch cranial nerve -oropharynx, base of tongue, elongated styloid process Xth auricular branch cranial nerve-vallecula, epiglottis, larynx, esophagus From C2 lesser occipital and C2 and C3 greater auricular, pain may be referred from these remote areas. 