Olfactory Neuroblastomas: An Experience of 24 Years

Table 1

Tumor localization and symptoms at the time of diagnosis.

Patient no.	Tumor localization	Symptoms	First symptoms until time of diagnosis (months)
1	Sphenoid sinus-Nasal cavity	Rhinorrhea	3.7
2	Nasal cavity	Visual disturbance + Nasal obstruction + Rhinorrhea + Neck mass	1.8
3	Nasal cavity + Ethmoid + Maxilar sinus	Nasal obstruction	7
4	Nasal cavity	Nasal obstruction + Tears	9
5	Maxilar sinus	Nasal obstruction + Visual disturbance + Rhinorrhea + Neck mass	3.6
6	Sphenoid sinüs + Nasal cavite	Rhinorrhea	3.7
7	Ethmoid + Maxilar + Frontal + Orbita	Visual disturbance + Nasal obstrucsion + Rhinorrhea + Neck mass	1.8
8	Maxilar sinus + Orbita	Nasal obstruction + Epistaxis + Facial pain + Facial mass	25
9	Frontal sinus + Orbita	Eyeball pain	3
10	Maxilar sinus + Orbita	Teethache + Epistaxsis + Visual disturbance	9.2
11	Frontal sinus + Orbita	Exophthalmus	1.6
12	Nasal cavity	Nasal obstruction + Epistaxis + Facial pain + Facial mass	5.2
13	Ethmoid + Sphenoid sinus	Facial pain + Neck mass	29
14	Retropharyngeal	Facial paralysis + Earache	17.2
15	Nasal + Sphenoid + Orbita	Nasal obstruction + Exophthalmus + Epistaxis	8.1
16	Sphenoid sinus + Orbita	Headache + Proptosis	3
17	Sphenoid sinus + Orbita	Headache + Earache + Facial pain	4
18	Nasal cavity	Nasal obstruction + Epistaxis	24.5
19	Nasal cavity	Nasal obstruction + Epistaxis + Facial pain + Facial mass	6.5