Table 2 Pathology information for the 28 samples

1

PR

Undifferentiated squamous cell carcinoma

T3NxMx

2

PR

Undifferentiated cell carcinoma WHO type III

T3N3Mx

3

PR

Moderately differentiated squamous cell carcinoma

T3N3Mx

4

PR

Undifferentiated Carcinoma

T3N3Mx

5

PR

Infiltrating, non-keratinising undifferentiated carcinoma; Loc adv NPC T1-2N2Mx with neck node mets, residual lesion

T3N3Mx

6

PR

Undifferentiated carcinoma ; CA nasopharynx stage III

T3N1Mx

7

PR

Moderately differentiated squamous cell carcinoma, keratinizing, NPC with Extensive right neck node mets; Residual disease and neck node; stable disease liver lesion

T2N3Mx

8

PR

Undifferentiated carcinoma WHO-3 , infiltrating

T2N1Mx

9

PR

Undifferentiated carcinoma WHO - 3, infiltrating; Loc adv NPC with neck node mets and multiple cranial nerces invol

T4N3Mx

10

PR

Undifferentiated carcinoma

T2N3Mx

11

PR

Poorly differentiated carcinoma

T2N?Mx

12

PR

Infiltrating, non-keratinizing undifferentiating carcinoma WHO type III tumour

T2N1Mx

13

PR

Poorly differentiated or anaplastic carcinoma

T2N1Mx

14

CR

Invasive, non-keratinising undifferentiated carcinoma WHO type III tumour

T3N2Mx

15

CR

Undifferentiated carcinoma, infiltrating; carcinoma of the nasopharynx, tumour involving the sphenoid bone & extending into the sphenoid sinus.

T4N2Mx

16

CR

Undifferentiated carcinoma

T2N2Mx

17

CR

Undifferentiated carcinoma, infiltrating, non-keratinizing WHO type III; Undiff NPC with retropharyngeal and left internal post jugular lymphadenopathy, for restaging.

T3N3Mx

18

CR

Undifferentiated carcinoma; Loc adv NPC T3N0Mx extending to the left parapharyngeal region

T3N0Mx

19

CR

Undifferentiated carcinoma

T4N1Mx

20

CR

Undifferentiated carcinoma

T3N1Mx

21

CR

Undifferentiated carcinoma (with left vocal cord palsy)

T3N2Mx

22

CR

Undifferentiated carcinoma (with cervical node metastases); NPC with neck node mets

T3N2Mx

23

CR

Undifferentiated carcinoma

T3N2Mx

24

CR

Non-keratinizing undifferentiated carcinoma, WHO type III, restaging

T2N1Mx

25

CR

Undifferentiated carcinoma; CT scan - neck node

T2N1Mx

26

CR

Undifferentiated carcinoma; Loc adv carcinoma of the nasopharynx with neck node mets, extension to parapharyngeal region right more than left and involvement of the ptergoid muscles

T3N2Mx

27

CR

Infiltrating non keratinising undifferentiated carcinoma; Tumour involv. Both FOR with parapharyngeal & rectopharyngeal extension

T3N1Mx

28

CR

Undifferentiated carcinoma; loc adv T4N1Mx. Tumour involv PNS, clivus, paratracheal & prevertebral muscles, ant nasal cavity and ext to both middle cranial fossa (extradural mass)

T4N1Mx