Delayed Cerebral Radiation Necrosis after Neutron Beam Radiation of a Parotid Adenocarcinoma: A Case Report and Review of the Literature

Table 1

Prior reports of cerebral radiation necrosis after neutron beam radiation to a salivary gland site.

Author	Patient age/gender	Tumor histology, location	Total radiation dose (nGy)	Presenting neurological symptoms	Latency period until symptomatic cerebral radiation necrosis
Diengdoh and Booth [9]	47/m	Metastasis (lung adenocarcinoma) of parotid gland	Not reported	Hemiparesis dysnomia; headache	21
Manz et al. [10]	42/m	Adenocystic carcinoma of submandibular gland	2.08	Cranial palsies; hemiparesis	10
Index patient	68/f	Acinar cell carcinoma of parotid gland	18.4	Dysnomia, memory loss, aphasia, personality changes	30