Table 3.

Evaluation of HPV and p53 expression in PVL

Case	HPV+/total cases	HPV types	Detection technique	p53	Detection technique	Reference
1	8/9	HPV 16 (n = 7) HPV 18 (n = 1)	PCR	NP	NP	Palefsky et al. [3]
2	2/10	HPV 16 (n = 1) HPV 18 (n = 1)	PCR	8/10	IHC, PCR	Gopalakrishnan et al. [14]
3	0/10	NA	PCR	4/10	IHC	Fettig et al. [9]
4	50/50	HPV 11 HPV 16 HPV18	PCR	NP	NP	Femiano et al. [29]
5	14/58	HPV 16 (n = 4) HPV 18 (n = 10)	PCR	NP	NP	Campisi et al. [8]
6	0/13	HPV-6, 11, 16,18, 26, 31, 33, 35, 40, 45, 51, 52, 56, 59	PCR	NP	NP	Bagan et al. [6]
7	0/13 tested (n = 20)	HPV 16 HPV 18	ISH	13/13 tested (n = 20)	IHC	Our study

HPV human papillomavirus, IHC immunohistochemistry, ISH in-situ hybridization, NA not available, NP not performed, PCR polymerase chain reaction