Post-treatment benign changes versus recurrence in non-lymphoid head and neck malignancies: can diffusion-weighted magnetic resonance imaging end up the diagnostic challenge?

Egyptian Journal of Radiology and Nuclear Medicine

Table 1 Description of the study patients (n = 30)

	Number
Gender
Male	24
Female	6
Histopathology of the primary tumour
Squamous cell carcinoma	21
Sarcoma	3
Adenoid cystic carcinoma	2
Mucoepidermoid carcinoma	2
Adenocarcinoma	2
Anatomical location of the primary tumour
Nasopharynx	10
Nose and paranasal sinuses	7
Oral cavity and oropharynx	5
Cheeks	3
Salivary glands	4
Larynx	1
Treatment received
Surgery	8
Chemoradiation	9
Combined surgery and chemo/radiotherapy	13