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Table 3 Clinical and laboratory history of genital HPV infection during pregnancy and delivery and distribution of HPV types in maternal, newborn and placental samples.

From: Transplacental transmission of Human Papillomavirus

 

Epidemiology maternal

HPV type in samples

 

Pregnancy

Delivery

Maternal

Placental

Newborn

Case

HPV lesion type

HPV lesion site

Type

HPV lesion

Genital

Peripheral blood

Fetal side

Maternal side

Aspirates nasopharyngeal

Buccal and body

Cord blood

       

Biopsy

Brush

Biopsy

Brush

   
       

Border

Central

 

Border

Central

    

1

Warts

VV

V

No

6/11

          

2

HGSIL

C

C

No

16+6/11

   

6/11

6/11

 

6/11

 

6/11

 

3

HGSIL

C

C

Yes

16+31

     

16

    

4

Warts

VV

V

No

16+42+54

    

16

 

42+16

 

42

 

5

LGSIL

C

C

Yes

18

          

6

Warts

VV

C

No

6/11+16+31

          

7

Warts

C+VV+VG

V

No

6/11+42

 

6/11

  

6/11

  

6/11

6/11

 

8

HGSIL

C

C

Yes

52

 

6/11

    

6/11+52

6/11

  

9

LGSIL

C

V

Yes

42+51+NC*

          

10

Warts

VV+VG

V

No

6/11

          

11

LGSIL

C

V

No

18

   

18

  

18

18

 

18

12

Warts

VV

V+F

No

NC*

          

13

LGSIL

C

C

Yes

6/11+42

          

14

LGSIL

C

C

Yes

16+42+58

   

6/11

   

59

  

15

Warts

C+VV+VG

V

Yes

6/11+42

          

16

Warts

VV+VG

C

No

6/11

          

17

HGSIL

C

C

Yes

18+51

          

18

Warts

VV+P

C

No

42+59

          

19

Warts

VV

V

No

6/11

6/11

         

20

HGSIL

C

C

No

42+35

          

21

Warts

VV

C

Yes

52

         

52

22

Warts

VV

C

Yes

34

          

23

Warts

VV+VG

V

Yes

18

          

24

Warts

VV

V

No

16+73

16

         

25

Warts

VV+VG

C

No

68

          

26

Warts

C

V

Yes

6/11+16

  

16

       

27

Warts

C+VV+VG

V

No

16+58

          

28

Warts

VV

C

Yes

6/11+33

          

29

LGSIL

C

V

No

16

          

30

LGSIL

C

V

Yes

52+42+58+54

   

58

      

31

LGSIL

C

C

No

16

          

32

Warts

VV

C

No

6/11

          

33

HGSIL

C

V

Yes

18

 

18

        

34

Warts

VV

V

Yes

11

       

11

  

35

Warts

VV+VG

C

Yes

42

        

42

 

36

LGSIL

C

V

Yes

16

          

37

HGSIL

C

C

Yes

58

        

6/11+52

 

38

HGSIL

C

V

No

6/11+18

          

39

HGSIL

C

C

Yes

18+31

          

40

Warts

VV

V

No

6/11

   

6/11

      

41

Warts

VV

C

No

42+35+NC*

          

42

LGSIL

C

C

Yes

42

          

43

LGSIL

C

C

yes

16+18+42

          

44

LGSIL

C+VV+VG

C

Yes

18+26

          

45

Warts

VV

V

Yes

6/11+58+59

 

6/11

 

6/11

6/11

   

6/11

6/11

46

Warts

VV+VG

C

Yes

6

          

47

Warts

VV

V

Yes

35

          

48

Warts

VV

V

No

70

          

49

Warts

VV+VG

V

No

6+45

58

         
  1. The HPV types were identified by both multiplex PCR and nested multiplex PCR methods. *NC = HPV DNA positive but could not be classified by type.
  2. Type of delivery = C – cesarean section; V- vaginal; and V+ F – vaginal with forceps.
  3. HPV lesion site = C – cervical; VG – vaginal; VV – vulva; P – perineal.
  4. HPV lesion type = Warts – genital warts; LGSIL – low-grade squamous intraepithelial lesions; HGSIL – high-grade squamous intraepithelial lesions.